./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product16.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 68aa035b1d1dd9e3f4370c219765c8518f721ed8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 09:53:07,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:53:07,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:53:07,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:53:07,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:53:07,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:53:07,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:53:07,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:53:07,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:53:07,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:53:07,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:53:07,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:53:07,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:53:07,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:53:07,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:53:07,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:53:07,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:53:07,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:53:07,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:53:07,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:53:07,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:53:07,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:53:07,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:53:07,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:53:07,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:53:07,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:53:07,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:53:07,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:53:07,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:53:07,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:53:07,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:53:07,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:53:07,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:53:07,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:53:07,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:53:07,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:53:07,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:53:07,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:53:07,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:53:07,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:53:07,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:53:07,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:53:07,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:53:07,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:53:07,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:53:07,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:53:07,178 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:53:07,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:53:07,178 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:53:07,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:53:07,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:53:07,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:53:07,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:53:07,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:53:07,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:53:07,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:53:07,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:07,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:53:07,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:53:07,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:53:07,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:53:07,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:53:07,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:53:07,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:53:07,182 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68aa035b1d1dd9e3f4370c219765c8518f721ed8 [2021-07-05 09:53:07,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:53:07,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:53:07,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:53:07,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:53:07,455 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:53:07,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2021-07-05 09:53:07,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b77f103e/7605cfd6348b448d9a99101efbeaaa1d/FLAGd09f422cb [2021-07-05 09:53:07,947 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:53:07,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product16.cil.c [2021-07-05 09:53:07,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b77f103e/7605cfd6348b448d9a99101efbeaaa1d/FLAGd09f422cb [2021-07-05 09:53:08,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b77f103e/7605cfd6348b448d9a99101efbeaaa1d [2021-07-05 09:53:08,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:53:08,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:53:08,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:08,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:53:08,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:53:08,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400a7848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08, skipping insertion in model container [2021-07-05 09:53:08,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:53:08,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:53:08,496 WARN L224 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_spec1_product16.cil.c[4577,4590] [2021-07-05 09:53:08,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:08,574 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:53:08,587 WARN L224 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_spec1_product16.cil.c[4577,4590] [2021-07-05 09:53:08,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:53:08,626 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:53:08,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08 WrapperNode [2021-07-05 09:53:08,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:53:08,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:08,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:53:08,628 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:53:08,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:53:08,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:53:08,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:53:08,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:53:08,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:53:08,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:53:08,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:53:08,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:53:08,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (1/1) ... [2021-07-05 09:53:08,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:53:08,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:53:08,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 09:53:08,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 09:53:08,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:53:08,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:53:08,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:53:08,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:53:09,320 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:53:09,320 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-07-05 09:53:09,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:09 BoogieIcfgContainer [2021-07-05 09:53:09,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:53:09,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:53:09,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:53:09,324 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:53:09,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:53:08" (1/3) ... [2021-07-05 09:53:09,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5910503a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:09, skipping insertion in model container [2021-07-05 09:53:09,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:53:08" (2/3) ... [2021-07-05 09:53:09,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5910503a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:53:09, skipping insertion in model container [2021-07-05 09:53:09,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:09" (3/3) ... [2021-07-05 09:53:09,325 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16.cil.c [2021-07-05 09:53:09,329 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:53:09,330 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:53:09,357 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:09,361 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:53:09,361 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:09,371 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:53:09,375 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:09,376 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:09,376 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:09,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:09,381 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2021-07-05 09:53:09,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:09,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106281925] [2021-07-05 09:53:09,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:09,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:09,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:09,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:09,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:53:09,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:09,552 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:09,552 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106281925] [2021-07-05 09:53:09,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106281925] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:09,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:09,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:53:09,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950477847] [2021-07-05 09:53:09,557 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:09,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:09,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:09,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:09,566 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:09,681 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-07-05 09:53:09,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:53:09,683 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-07-05 09:53:09,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:09,688 INFO L225 Difference]: With dead ends: 189 [2021-07-05 09:53:09,689 INFO L226 Difference]: Without dead ends: 56 [2021-07-05 09:53:09,691 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 38.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:53:09,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-07-05 09:53:09,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 52. [2021-07-05 09:53:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 51 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2021-07-05 09:53:09,721 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2021-07-05 09:53:09,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:09,721 INFO L442 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2021-07-05 09:53:09,721 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-07-05 09:53:09,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:53:09,722 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:09,722 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:09,722 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:53:09,723 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:09,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:09,725 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2021-07-05 09:53:09,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:09,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516755684] [2021-07-05 09:53:09,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:09,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:09,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:09,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:09,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516755684] [2021-07-05 09:53:09,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516755684] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:09,826 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:09,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:09,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240723925] [2021-07-05 09:53:09,828 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:09,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:09,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:09,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:09,831 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:09,911 INFO L93 Difference]: Finished difference Result 237 states and 363 transitions. [2021-07-05 09:53:09,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-05 09:53:09,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-07-05 09:53:09,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:09,914 INFO L225 Difference]: With dead ends: 237 [2021-07-05 09:53:09,914 INFO L226 Difference]: Without dead ends: 191 [2021-07-05 09:53:09,915 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 31.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-07-05 09:53:09,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-07-05 09:53:09,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 92. [2021-07-05 09:53:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.4615384615384615) internal successors, (133), 91 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2021-07-05 09:53:09,930 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 23 [2021-07-05 09:53:09,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:09,930 INFO L442 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2021-07-05 09:53:09,930 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2021-07-05 09:53:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:53:09,931 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:09,931 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:09,931 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:53:09,931 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:09,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:09,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2021-07-05 09:53:09,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:09,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74199948] [2021-07-05 09:53:09,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:09,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:09,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:09,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:09,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:09,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:09,999 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74199948] [2021-07-05 09:53:10,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74199948] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:10,000 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:10,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:53:10,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971529158] [2021-07-05 09:53:10,001 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:53:10,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:10,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:53:10,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:53:10,002 INFO L87 Difference]: Start difference. First operand 92 states and 133 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:10,055 INFO L93 Difference]: Finished difference Result 282 states and 419 transitions. [2021-07-05 09:53:10,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:53:10,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-07-05 09:53:10,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:10,056 INFO L225 Difference]: With dead ends: 282 [2021-07-05 09:53:10,057 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:10,059 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:53:10,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:10,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:10,060 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-07-05 09:53:10,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:10,061 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:10,061 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:10,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:10,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:10,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,342 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,343 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,343 INFO L762 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,343 INFO L762 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,344 INFO L762 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,344 INFO L758 garLoopResultBuilder]: At program point L781(lines 776 784) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,344 INFO L758 garLoopResultBuilder]: At program point L781-1(lines 776 784) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,344 INFO L762 garLoopResultBuilder]: For program point L715(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,344 INFO L758 garLoopResultBuilder]: At program point L781-2(lines 776 784) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,344 INFO L762 garLoopResultBuilder]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,345 INFO L762 garLoopResultBuilder]: For program point L715-2(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,345 INFO L762 garLoopResultBuilder]: For program point L138(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,345 INFO L758 garLoopResultBuilder]: At program point L138-1(lines 1 912) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,345 INFO L762 garLoopResultBuilder]: For program point L138-2(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,345 INFO L758 garLoopResultBuilder]: At program point L138-3(lines 1 912) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,345 INFO L762 garLoopResultBuilder]: For program point L138-4(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,345 INFO L758 garLoopResultBuilder]: At program point L138-5(lines 1 912) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,345 INFO L762 garLoopResultBuilder]: For program point L865(lines 865 871) no Hoare annotation was computed. [2021-07-05 09:53:10,346 INFO L758 garLoopResultBuilder]: At program point L865-1(lines 865 871) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,346 INFO L758 garLoopResultBuilder]: At program point L288(lines 269 291) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,346 INFO L758 garLoopResultBuilder]: At program point L255(lines 251 257) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,346 INFO L758 garLoopResultBuilder]: At program point L189(lines 184 192) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,347 INFO L758 garLoopResultBuilder]: At program point L206-2(lines 206 220) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,348 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,356 INFO L758 garLoopResultBuilder]: At program point L91(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,356 INFO L758 garLoopResultBuilder]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,357 INFO L758 garLoopResultBuilder]: At program point L91-2(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,357 INFO L758 garLoopResultBuilder]: At program point L91-3(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,357 INFO L758 garLoopResultBuilder]: At program point L91-4(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,357 INFO L758 garLoopResultBuilder]: At program point L91-5(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,357 INFO L762 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-07-05 09:53:10,358 INFO L758 garLoopResultBuilder]: At program point L686(lines 686 692) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,358 INFO L758 garLoopResultBuilder]: At program point L686-1(lines 686 692) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,358 INFO L758 garLoopResultBuilder]: At program point L686-2(lines 686 692) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,358 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,358 INFO L762 garLoopResultBuilder]: For program point L885(lines 885 900) no Hoare annotation was computed. [2021-07-05 09:53:10,358 INFO L762 garLoopResultBuilder]: For program point L142(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,358 INFO L762 garLoopResultBuilder]: For program point L142-2(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,359 INFO L762 garLoopResultBuilder]: For program point L142-4(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,359 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,359 INFO L762 garLoopResultBuilder]: For program point L210(lines 210 214) no Hoare annotation was computed. [2021-07-05 09:53:10,359 INFO L762 garLoopResultBuilder]: For program point L210-1(lines 679 685) no Hoare annotation was computed. [2021-07-05 09:53:10,360 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-07-05 09:53:10,360 INFO L758 garLoopResultBuilder]: At program point L772(lines 765 775) the Hoare annotation is: false [2021-07-05 09:53:10,362 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 765 775) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,362 INFO L758 garLoopResultBuilder]: At program point L772-2(lines 765 775) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,362 INFO L758 garLoopResultBuilder]: At program point L905(lines 854 906) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,362 INFO L762 garLoopResultBuilder]: For program point L856(lines 855 904) no Hoare annotation was computed. [2021-07-05 09:53:10,363 INFO L762 garLoopResultBuilder]: For program point L857(lines 857 861) no Hoare annotation was computed. [2021-07-05 09:53:10,363 INFO L762 garLoopResultBuilder]: For program point L279(lines 279 286) no Hoare annotation was computed. [2021-07-05 09:53:10,363 INFO L758 garLoopResultBuilder]: At program point L279-1(lines 279 286) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,363 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,364 INFO L762 garLoopResultBuilder]: For program point L825(lines 825 831) no Hoare annotation was computed. [2021-07-05 09:53:10,368 INFO L758 garLoopResultBuilder]: At program point L825-1(lines 825 831) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,368 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,368 INFO L758 garLoopResultBuilder]: At program point L181(lines 1 912) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,368 INFO L762 garLoopResultBuilder]: For program point L875(lines 875 881) no Hoare annotation was computed. [2021-07-05 09:53:10,368 INFO L758 garLoopResultBuilder]: At program point L875-1(lines 875 881) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L297-2(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L711(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L711-1(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L711-2(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,369 INFO L762 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-07-05 09:53:10,370 INFO L758 garLoopResultBuilder]: At program point L893-1(lines 679 685) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,370 INFO L758 garLoopResultBuilder]: At program point L679(lines 678 697) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,370 INFO L762 garLoopResultBuilder]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2021-07-05 09:53:10,370 INFO L758 garLoopResultBuilder]: At program point L679-2(lines 678 697) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,370 INFO L758 garLoopResultBuilder]: At program point L679-3(lines 678 697) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,371 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:53:10,371 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:10,374 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:53:10,379 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:10,382 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:53:10,382 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:53:10,386 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:10,386 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:10,386 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:10,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:10,387 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2021-07-05 09:53:10,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:10,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678866417] [2021-07-05 09:53:10,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:10,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:10,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:10,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:10,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678866417] [2021-07-05 09:53:10,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678866417] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:10,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:10,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:10,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107949590] [2021-07-05 09:53:10,433 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:10,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:10,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:10,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:10,434 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:10,437 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-07-05 09:53:10,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:10,437 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-07-05 09:53:10,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:10,439 INFO L225 Difference]: With dead ends: 136 [2021-07-05 09:53:10,439 INFO L226 Difference]: Without dead ends: 46 [2021-07-05 09:53:10,439 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:10,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2021-07-05 09:53:10,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2021-07-05 09:53:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.4222222222222223) internal successors, (64), 45 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 64 transitions. [2021-07-05 09:53:10,448 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 64 transitions. Word has length 16 [2021-07-05 09:53:10,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:10,448 INFO L442 AbstractCegarLoop]: Abstraction has 46 states and 64 transitions. [2021-07-05 09:53:10,448 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2021-07-05 09:53:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:53:10,452 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:10,452 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:10,452 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:53:10,452 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:10,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:10,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2021-07-05 09:53:10,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:10,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814128289] [2021-07-05 09:53:10,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:10,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:10,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:10,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:10,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:10,486 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814128289] [2021-07-05 09:53:10,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814128289] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:10,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:10,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:10,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637544452] [2021-07-05 09:53:10,486 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:10,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:10,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:10,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:10,487 INFO L87 Difference]: Start difference. First operand 46 states and 64 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:10,489 INFO L93 Difference]: Finished difference Result 46 states and 64 transitions. [2021-07-05 09:53:10,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:10,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-07-05 09:53:10,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:10,490 INFO L225 Difference]: With dead ends: 46 [2021-07-05 09:53:10,490 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:10,490 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:10,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:10,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:10,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:10,491 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:53:10,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:10,491 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:10,491 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:10,492 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:10,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:10,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,532 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,532 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,532 INFO L762 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,532 INFO L762 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,532 INFO L762 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,532 INFO L758 garLoopResultBuilder]: At program point L781(lines 776 784) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,533 INFO L758 garLoopResultBuilder]: At program point L781-1(lines 776 784) the Hoare annotation is: false [2021-07-05 09:53:10,533 INFO L762 garLoopResultBuilder]: For program point L715(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,533 INFO L758 garLoopResultBuilder]: At program point L781-2(lines 776 784) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,533 INFO L762 garLoopResultBuilder]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,533 INFO L762 garLoopResultBuilder]: For program point L715-2(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,533 INFO L762 garLoopResultBuilder]: For program point L138(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,533 INFO L758 garLoopResultBuilder]: At program point L138-1(lines 1 912) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,533 INFO L762 garLoopResultBuilder]: For program point L138-2(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,534 INFO L758 garLoopResultBuilder]: At program point L138-3(lines 1 912) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,534 INFO L762 garLoopResultBuilder]: For program point L138-4(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,534 INFO L758 garLoopResultBuilder]: At program point L138-5(lines 1 912) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,534 INFO L762 garLoopResultBuilder]: For program point L865(lines 865 871) no Hoare annotation was computed. [2021-07-05 09:53:10,534 INFO L758 garLoopResultBuilder]: At program point L865-1(lines 865 871) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,534 INFO L758 garLoopResultBuilder]: At program point L288(lines 269 291) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,534 INFO L758 garLoopResultBuilder]: At program point L255(lines 251 257) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L189(lines 184 192) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L206-2(lines 206 220) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,535 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L91(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,535 INFO L758 garLoopResultBuilder]: At program point L91-4(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,536 INFO L758 garLoopResultBuilder]: At program point L91-5(lines 86 94) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,536 INFO L762 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-07-05 09:53:10,536 INFO L758 garLoopResultBuilder]: At program point L686(lines 686 692) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,536 INFO L758 garLoopResultBuilder]: At program point L686-1(lines 686 692) the Hoare annotation is: false [2021-07-05 09:53:10,536 INFO L758 garLoopResultBuilder]: At program point L686-2(lines 686 692) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,536 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,540 INFO L762 garLoopResultBuilder]: For program point L885(lines 885 900) no Hoare annotation was computed. [2021-07-05 09:53:10,540 INFO L762 garLoopResultBuilder]: For program point L142(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L762 garLoopResultBuilder]: For program point L142-2(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L762 garLoopResultBuilder]: For program point L142-4(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L762 garLoopResultBuilder]: For program point L210(lines 210 214) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L762 garLoopResultBuilder]: For program point L210-1(lines 679 685) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-07-05 09:53:10,541 INFO L758 garLoopResultBuilder]: At program point L772(lines 765 775) the Hoare annotation is: false [2021-07-05 09:53:10,541 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 765 775) the Hoare annotation is: false [2021-07-05 09:53:10,542 INFO L758 garLoopResultBuilder]: At program point L772-2(lines 765 775) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,542 INFO L758 garLoopResultBuilder]: At program point L905(lines 854 906) the Hoare annotation is: false [2021-07-05 09:53:10,542 INFO L762 garLoopResultBuilder]: For program point L856(lines 855 904) no Hoare annotation was computed. [2021-07-05 09:53:10,542 INFO L762 garLoopResultBuilder]: For program point L857(lines 857 861) no Hoare annotation was computed. [2021-07-05 09:53:10,542 INFO L762 garLoopResultBuilder]: For program point L279(lines 279 286) no Hoare annotation was computed. [2021-07-05 09:53:10,542 INFO L758 garLoopResultBuilder]: At program point L279-1(lines 279 286) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,542 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point L825(lines 825 831) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L758 garLoopResultBuilder]: At program point L825-1(lines 825 831) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L758 garLoopResultBuilder]: At program point L181(lines 1 912) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point L875(lines 875 881) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L758 garLoopResultBuilder]: At program point L875-1(lines 875 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point L297-2(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,543 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-07-05 09:53:10,544 INFO L762 garLoopResultBuilder]: For program point L711(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,544 INFO L762 garLoopResultBuilder]: For program point L711-1(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,544 INFO L762 garLoopResultBuilder]: For program point L711-2(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,544 INFO L762 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-07-05 09:53:10,544 INFO L758 garLoopResultBuilder]: At program point L893-1(lines 679 685) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,544 INFO L758 garLoopResultBuilder]: At program point L679(lines 678 697) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,544 INFO L762 garLoopResultBuilder]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2021-07-05 09:53:10,544 INFO L758 garLoopResultBuilder]: At program point L679-2(lines 678 697) the Hoare annotation is: false [2021-07-05 09:53:10,544 INFO L758 garLoopResultBuilder]: At program point L679-3(lines 678 697) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,544 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-05 09:53:10,544 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:10,544 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:53:10,546 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:53:10,547 INFO L329 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 09:53:10,547 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:53:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:53:10,549 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:10,549 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:10,549 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:10,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:10,549 INFO L82 PathProgramCache]: Analyzing trace with hash 969445847, now seen corresponding path program 1 times [2021-07-05 09:53:10,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:10,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345297302] [2021-07-05 09:53:10,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:10,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:10,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:10,592 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:10,592 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345297302] [2021-07-05 09:53:10,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345297302] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:10,593 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:10,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:53:10,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452033896] [2021-07-05 09:53:10,594 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:53:10,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:10,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:53:10,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:10,594 INFO L87 Difference]: Start difference. First operand has 71 states, 67 states have (on average 1.5671641791044777) internal successors, (105), 70 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:10,595 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-07-05 09:53:10,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:53:10,596 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-07-05 09:53:10,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:10,596 INFO L225 Difference]: With dead ends: 136 [2021-07-05 09:53:10,596 INFO L226 Difference]: Without dead ends: 63 [2021-07-05 09:53:10,596 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:53:10,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-07-05 09:53:10,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-07-05 09:53:10,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.435483870967742) internal successors, (89), 62 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 89 transitions. [2021-07-05 09:53:10,598 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 89 transitions. Word has length 25 [2021-07-05 09:53:10,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:10,599 INFO L442 AbstractCegarLoop]: Abstraction has 63 states and 89 transitions. [2021-07-05 09:53:10,599 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2021-07-05 09:53:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:53:10,599 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:53:10,599 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:53:10,599 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2021-07-05 09:53:10,599 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:53:10,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:53:10,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1087339224, now seen corresponding path program 1 times [2021-07-05 09:53:10,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:53:10,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658286703] [2021-07-05 09:53:10,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:53:10,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:53:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:53:10,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:53:10,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:53:10,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:53:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:53:10,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:53:10,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658286703] [2021-07-05 09:53:10,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658286703] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:53:10,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:53:10,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:53:10,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447851191] [2021-07-05 09:53:10,632 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:53:10,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:53:10,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:53:10,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:10,633 INFO L87 Difference]: Start difference. First operand 63 states and 89 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:53:10,636 INFO L93 Difference]: Finished difference Result 63 states and 89 transitions. [2021-07-05 09:53:10,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:53:10,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-07-05 09:53:10,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:53:10,636 INFO L225 Difference]: With dead ends: 63 [2021-07-05 09:53:10,636 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:53:10,637 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:53:10,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:53:10,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:53:10,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:53:10,637 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:53:10,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:53:10,637 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:53:10,637 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:53:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:53:10,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:53:10,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:53:10,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:53:10,689 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L758 garLoopResultBuilder]: At program point L781(lines 776 784) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,690 INFO L758 garLoopResultBuilder]: At program point L781-1(lines 776 784) the Hoare annotation is: false [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L715(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L758 garLoopResultBuilder]: At program point L781-2(lines 776 784) the Hoare annotation is: false [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L715-2(lines 715 723) no Hoare annotation was computed. [2021-07-05 09:53:10,690 INFO L762 garLoopResultBuilder]: For program point L138(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L138-1(lines 1 912) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,691 INFO L762 garLoopResultBuilder]: For program point L138-2(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L138-3(lines 1 912) the Hoare annotation is: false [2021-07-05 09:53:10,691 INFO L762 garLoopResultBuilder]: For program point L138-4(lines 138 151) no Hoare annotation was computed. [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L138-5(lines 1 912) the Hoare annotation is: false [2021-07-05 09:53:10,691 INFO L762 garLoopResultBuilder]: For program point L865(lines 865 871) no Hoare annotation was computed. [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L865-1(lines 865 871) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L288(lines 269 291) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L255(lines 251 257) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L189(lines 184 192) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,691 INFO L758 garLoopResultBuilder]: At program point L206-2(lines 206 220) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L91(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L686(lines 686 692) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L686-1(lines 686 692) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L758 garLoopResultBuilder]: At program point L686-2(lines 686 692) the Hoare annotation is: false [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L885(lines 885 900) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L142(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L142-2(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L142-4(lines 142 148) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L210(lines 210 214) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L210-1(lines 679 685) no Hoare annotation was computed. [2021-07-05 09:53:10,692 INFO L762 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L772(lines 765 775) the Hoare annotation is: false [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L772-1(lines 765 775) the Hoare annotation is: false [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L772-2(lines 765 775) the Hoare annotation is: false [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L905(lines 854 906) the Hoare annotation is: false [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L856(lines 855 904) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L857(lines 857 861) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L279(lines 279 286) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L279-1(lines 279 286) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L825(lines 825 831) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L825-1(lines 825 831) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L181(lines 1 912) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L875(lines 875 881) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L758 garLoopResultBuilder]: At program point L875-1(lines 875 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L297-2(line 297) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-07-05 09:53:10,693 INFO L762 garLoopResultBuilder]: For program point L711(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,694 INFO L762 garLoopResultBuilder]: For program point L711-1(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,694 INFO L762 garLoopResultBuilder]: For program point L711-2(lines 711 728) no Hoare annotation was computed. [2021-07-05 09:53:10,694 INFO L762 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-07-05 09:53:10,694 INFO L758 garLoopResultBuilder]: At program point L893-1(lines 679 685) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,694 INFO L758 garLoopResultBuilder]: At program point L679(lines 678 697) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1) (= ~pumpRunning~0 0)) [2021-07-05 09:53:10,694 INFO L762 garLoopResultBuilder]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2021-07-05 09:53:10,694 INFO L758 garLoopResultBuilder]: At program point L679-2(lines 678 697) the Hoare annotation is: false [2021-07-05 09:53:10,694 INFO L758 garLoopResultBuilder]: At program point L679-3(lines 678 697) the Hoare annotation is: false [2021-07-05 09:53:10,694 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-07-05 09:53:10,694 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:53:10,694 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:53:10,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:53:10 BoogieIcfgContainer [2021-07-05 09:53:10,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:53:10,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:53:10,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:53:10,720 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:53:10,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:53:09" (3/4) ... [2021-07-05 09:53:10,722 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:53:10,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:53:10,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:53:10,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:53:10,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:53:10,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:53:10,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:10,736 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:53:10,768 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:10,768 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:53:10,768 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 1 && tmp == 1 [2021-07-05 09:53:10,768 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 1 && tmp == 1 [2021-07-05 09:53:10,769 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,769 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,770 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,770 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,771 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 [2021-07-05 09:53:10,772 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0 [2021-07-05 09:53:10,785 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:53:10,785 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:53:10,785 INFO L168 Benchmark]: Toolchain (without parser) took 2465.68 ms. Allocated memory was 62.9 MB in the beginning and 107.0 MB in the end (delta: 44.0 MB). Free memory was 42.6 MB in the beginning and 68.7 MB in the end (delta: -26.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,786 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 44.0 MB in the end (delta: 51.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:53:10,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.37 ms. Allocated memory is still 62.9 MB. Free memory was 42.4 MB in the beginning and 36.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.75 ms. Allocated memory is still 62.9 MB. Free memory was 36.3 MB in the beginning and 33.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,786 INFO L168 Benchmark]: Boogie Preprocessor took 34.15 ms. Allocated memory is still 62.9 MB. Free memory was 33.4 MB in the beginning and 31.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,786 INFO L168 Benchmark]: RCFGBuilder took 606.79 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 31.3 MB in the beginning and 56.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,786 INFO L168 Benchmark]: TraceAbstraction took 1397.39 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 56.2 MB in the beginning and 75.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,787 INFO L168 Benchmark]: Witness Printer took 64.97 ms. Allocated memory is still 107.0 MB. Free memory was 75.0 MB in the beginning and 68.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:53:10,788 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 44.0 MB in the end (delta: 51.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 306.37 ms. Allocated memory is still 62.9 MB. Free memory was 42.4 MB in the beginning and 36.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.75 ms. Allocated memory is still 62.9 MB. Free memory was 36.3 MB in the beginning and 33.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.15 ms. Allocated memory is still 62.9 MB. Free memory was 33.4 MB in the beginning and 31.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 606.79 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 31.3 MB in the beginning and 56.8 MB in the end (delta: -25.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1397.39 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 56.2 MB in the beginning and 75.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. * Witness Printer took 64.97 ms. Allocated memory is still 107.0 MB. Free memory was 75.0 MB in the beginning and 68.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 297]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 297]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 297]: 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 for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1017.9ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 7.9ms, AutomataDifference: 277.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 278.1ms, InitialAbstractionConstructionTime: 7.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 212 SDtfs, 654 SDslu, 327 SDs, 0 SdLazy, 66 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 73.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 90.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=2, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 36.5ms AutomataMinimizationTime, 3 MinimizatonAttempts, 103 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 148 NumberOfFragments, 279 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3443 FormulaSimplificationTreeSizeReduction, 121.1ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 257 FormulaSimplificationTreeSizeReductionInter, 148.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 12.6ms SsaConstructionTime, 88.8ms SatisfiabilityAnalysisTime, 184.7ms InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 165.6ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 5.4ms, AutomataDifference: 9.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 39.6ms, InitialAbstractionConstructionTime: 2.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 141 SDtfs, 37 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 9.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 54 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 11.8ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 25.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 7.5ms SsaConstructionTime, 30.8ms SatisfiabilityAnalysisTime, 32.7ms InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 148.5ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.0ms, AutomataDifference: 6.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 51.7ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 141 SDtfs, 37 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 2.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 45 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 21.8ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 27.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.8ms SsaConstructionTime, 25.8ms SatisfiabilityAnalysisTime, 41.5ms InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 49 ConstructedInterpolants, 0 QuantifiedInterpolants, 53 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: (((\result == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: \result == 1 && tmp == 1 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: \result == 1 && tmp == 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((\result == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:53:10,845 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...