./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product14.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_spec4_product14.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 66b586d6027b93241761f1d47a4909c4b4135d36 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:55:08,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:55:08,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:55:08,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:55:08,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:55:08,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:55:08,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:55:08,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:55:08,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:55:08,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:55:08,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:55:08,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:55:08,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:55:08,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:55:08,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:55:08,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:55:08,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:55:08,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:55:08,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:55:08,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:55:08,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:55:08,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:55:08,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:55:08,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:55:08,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:55:08,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:55:08,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:55:08,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:55:08,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:55:08,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:55:08,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:55:08,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:55:08,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:55:08,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:55:08,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:55:08,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:55:08,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:55:08,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:55:08,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:55:08,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:55:08,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:55:08,723 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:55:08,758 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:55:08,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:55:08,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:55:08,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:55:08,761 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:55:08,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:55:08,761 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:55:08,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:55:08,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:55:08,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:55:08,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:55:08,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:55:08,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:55:08,763 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:55:08,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:55:08,763 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:55:08,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:55:08,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:55:08,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:55:08,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:55:08,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:08,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:55:08,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:55:08,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:55:08,765 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:55:08,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:55:08,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:55:08,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:55:08,766 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b586d6027b93241761f1d47a4909c4b4135d36 [2021-07-05 09:55:09,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:55:09,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:55:09,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:55:09,115 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:55:09,116 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:55:09,116 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c [2021-07-05 09:55:09,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3133eef5e/3c303e5b6667439b9bd9f874e20a4f0f/FLAGce16411b3 [2021-07-05 09:55:09,720 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:55:09,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product14.cil.c [2021-07-05 09:55:09,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3133eef5e/3c303e5b6667439b9bd9f874e20a4f0f/FLAGce16411b3 [2021-07-05 09:55:10,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3133eef5e/3c303e5b6667439b9bd9f874e20a4f0f [2021-07-05 09:55:10,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:55:10,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:55:10,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:10,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:55:10,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:55:10,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@caed068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10, skipping insertion in model container [2021-07-05 09:55:10,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:55:10,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:55:10,377 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_spec4_product14.cil.c[15656,15669] [2021-07-05 09:55:10,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:10,406 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:55:10,492 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_spec4_product14.cil.c[15656,15669] [2021-07-05 09:55:10,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:10,528 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:55:10,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10 WrapperNode [2021-07-05 09:55:10,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:10,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:10,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:55:10,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:55:10,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:10,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:55:10,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:55:10,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:55:10,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:55:10,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:55:10,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:55:10,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:55:10,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (1/1) ... [2021-07-05 09:55:10,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:10,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:10,702 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 09:55:10,713 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 09:55:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:55:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:55:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:55:10,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:55:11,417 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:55:11,417 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-07-05 09:55:11,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:11 BoogieIcfgContainer [2021-07-05 09:55:11,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:55:11,421 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:55:11,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:55:11,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:55:11,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:55:10" (1/3) ... [2021-07-05 09:55:11,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ad5287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:11, skipping insertion in model container [2021-07-05 09:55:11,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:10" (2/3) ... [2021-07-05 09:55:11,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74ad5287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:11, skipping insertion in model container [2021-07-05 09:55:11,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:11" (3/3) ... [2021-07-05 09:55:11,427 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2021-07-05 09:55:11,433 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:55:11,433 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:55:11,482 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:11,490 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 09:55:11,490 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:11,507 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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 09:55:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:55:11,513 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:11,513 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 09:55:11,514 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:11,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:11,520 INFO L82 PathProgramCache]: Analyzing trace with hash 914910598, now seen corresponding path program 1 times [2021-07-05 09:55:11,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:11,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661838325] [2021-07-05 09:55:11,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:11,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:11,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:11,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:11,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:11,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:11,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:11,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:11,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:11,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:11,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:11,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:11,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:11,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:11,840 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 09:55:11,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:11,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661838325] [2021-07-05 09:55:11,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661838325] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:11,841 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:11,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:55:11,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179660607] [2021-07-05 09:55:11,847 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:11,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:11,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:11,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:11,859 INFO L87 Difference]: Start difference. First operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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 09:55:11,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:11,965 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-07-05 09:55:11,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:55:11,968 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 09:55:11,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:11,974 INFO L225 Difference]: With dead ends: 132 [2021-07-05 09:55:11,974 INFO L226 Difference]: Without dead ends: 31 [2021-07-05 09:55:11,978 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:55:11,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-07-05 09:55:12,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-07-05 09:55:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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 09:55:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-07-05 09:55:12,010 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2021-07-05 09:55:12,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,011 INFO L442 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-07-05 09:55:12,011 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 09:55:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-07-05 09:55:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:55:12,013 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:12,013 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 09:55:12,014 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:55:12,014 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:12,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:12,018 INFO L82 PathProgramCache]: Analyzing trace with hash 927653314, now seen corresponding path program 1 times [2021-07-05 09:55:12,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:12,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922973782] [2021-07-05 09:55:12,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:12,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:12,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 09:55:12,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,117 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 09:55:12,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:12,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922973782] [2021-07-05 09:55:12,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922973782] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:12,118 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:12,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:55:12,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53181907] [2021-07-05 09:55:12,121 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:12,122 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:12,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:12,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:12,125 INFO L87 Difference]: Start difference. First operand 31 states and 42 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 09:55:12,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:12,205 INFO L93 Difference]: Finished difference Result 110 states and 161 transitions. [2021-07-05 09:55:12,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:55:12,206 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 09:55:12,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:12,208 INFO L225 Difference]: With dead ends: 110 [2021-07-05 09:55:12,208 INFO L226 Difference]: Without dead ends: 85 [2021-07-05 09:55:12,209 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 28.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:55:12,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-07-05 09:55:12,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 52. [2021-07-05 09:55:12,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 51 states have (on average 1.392156862745098) internal successors, (71), 51 states have internal predecessors, (71), 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 09:55:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 71 transitions. [2021-07-05 09:55:12,218 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 71 transitions. Word has length 23 [2021-07-05 09:55:12,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,219 INFO L442 AbstractCegarLoop]: Abstraction has 52 states and 71 transitions. [2021-07-05 09:55:12,219 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 09:55:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2021-07-05 09:55:12,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:55:12,220 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:12,220 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 09:55:12,221 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:55:12,221 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:12,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:12,221 INFO L82 PathProgramCache]: Analyzing trace with hash -951478396, now seen corresponding path program 1 times [2021-07-05 09:55:12,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:12,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694433192] [2021-07-05 09:55:12,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:12,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:12,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,308 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 09:55:12,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:12,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694433192] [2021-07-05 09:55:12,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694433192] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:12,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:12,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 09:55:12,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731159408] [2021-07-05 09:55:12,313 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:12,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:12,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:12,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:12,314 INFO L87 Difference]: Start difference. First operand 52 states and 71 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 09:55:12,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:12,366 INFO L93 Difference]: Finished difference Result 120 states and 173 transitions. [2021-07-05 09:55:12,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 09:55:12,366 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 09:55:12,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:12,367 INFO L225 Difference]: With dead ends: 120 [2021-07-05 09:55:12,367 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:12,368 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 09:55:12,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:12,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:12,369 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 09:55:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:12,369 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-07-05 09:55:12,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,369 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:12,371 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 09:55:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:12,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:12,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:12,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,651 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,652 INFO L762 garLoopResultBuilder]: For program point L878(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,652 INFO L758 garLoopResultBuilder]: At program point L878-1(lines 1 894) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,652 INFO L762 garLoopResultBuilder]: For program point L878-2(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,652 INFO L758 garLoopResultBuilder]: At program point L878-3(lines 1 894) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,652 INFO L762 garLoopResultBuilder]: For program point L878-4(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,653 INFO L758 garLoopResultBuilder]: At program point L878-5(lines 1 894) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,653 INFO L758 garLoopResultBuilder]: At program point L614(lines 613 632) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,653 INFO L762 garLoopResultBuilder]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2021-07-05 09:55:12,653 INFO L758 garLoopResultBuilder]: At program point L614-2(lines 613 632) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,653 INFO L758 garLoopResultBuilder]: At program point L614-3(lines 613 632) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,654 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,654 INFO L762 garLoopResultBuilder]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-07-05 09:55:12,654 INFO L758 garLoopResultBuilder]: At program point L565-1(lines 565 571) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,654 INFO L762 garLoopResultBuilder]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-07-05 09:55:12,654 INFO L762 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-07-05 09:55:12,654 INFO L758 garLoopResultBuilder]: At program point L583-2(lines 614 620) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,655 INFO L758 garLoopResultBuilder]: At program point L716(lines 711 719) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,655 INFO L758 garLoopResultBuilder]: At program point L716-1(lines 711 719) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,655 INFO L762 garLoopResultBuilder]: For program point L650(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,655 INFO L758 garLoopResultBuilder]: At program point L716-2(lines 711 719) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,655 INFO L762 garLoopResultBuilder]: For program point L650-1(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,656 INFO L762 garLoopResultBuilder]: For program point L650-2(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,656 INFO L758 garLoopResultBuilder]: At program point L865(lines 846 868) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,656 INFO L762 garLoopResultBuilder]: For program point L882(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,656 INFO L762 garLoopResultBuilder]: For program point L882-2(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,656 INFO L762 garLoopResultBuilder]: For program point L882-4(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,656 INFO L758 garLoopResultBuilder]: At program point L833(lines 829 835) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,657 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,657 INFO L758 garLoopResultBuilder]: At program point L785-2(lines 785 799) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,657 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,657 INFO L762 garLoopResultBuilder]: For program point L769(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,657 INFO L762 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,657 INFO L762 garLoopResultBuilder]: For program point L769-2(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,658 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,658 INFO L762 garLoopResultBuilder]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,658 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,658 INFO L762 garLoopResultBuilder]: For program point L92-6(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,658 INFO L762 garLoopResultBuilder]: For program point L786(line 786) no Hoare annotation was computed. [2021-07-05 09:55:12,659 INFO L758 garLoopResultBuilder]: At program point L621(lines 621 627) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,659 INFO L758 garLoopResultBuilder]: At program point L621-1(lines 621 627) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,659 INFO L762 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-07-05 09:55:12,659 INFO L758 garLoopResultBuilder]: At program point L621-2(lines 621 627) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,659 INFO L758 garLoopResultBuilder]: At program point L555-1(lines 555 561) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,659 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,660 INFO L758 garLoopResultBuilder]: At program point L161(lines 156 164) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,660 INFO L758 garLoopResultBuilder]: At program point L161-1(lines 156 164) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,660 INFO L758 garLoopResultBuilder]: At program point L161-2(lines 156 164) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,660 INFO L762 garLoopResultBuilder]: For program point L789(lines 789 793) no Hoare annotation was computed. [2021-07-05 09:55:12,660 INFO L762 garLoopResultBuilder]: For program point L789-1(lines 614 620) no Hoare annotation was computed. [2021-07-05 09:55:12,660 INFO L758 garLoopResultBuilder]: At program point L707(lines 700 710) the Hoare annotation is: false [2021-07-05 09:55:12,661 INFO L758 garLoopResultBuilder]: At program point L707-1(lines 700 710) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,661 INFO L758 garLoopResultBuilder]: At program point L129(lines 124 132) the Hoare annotation is: false [2021-07-05 09:55:12,661 INFO L758 garLoopResultBuilder]: At program point L707-2(lines 700 710) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,661 INFO L758 garLoopResultBuilder]: At program point L129-1(lines 124 132) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,661 INFO L762 garLoopResultBuilder]: For program point L575(lines 575 588) no Hoare annotation was computed. [2021-07-05 09:55:12,662 INFO L758 garLoopResultBuilder]: At program point L129-2(lines 124 132) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,662 INFO L762 garLoopResultBuilder]: For program point L856(lines 856 863) no Hoare annotation was computed. [2021-07-05 09:55:12,662 INFO L758 garLoopResultBuilder]: At program point L856-1(lines 856 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,662 INFO L758 garLoopResultBuilder]: At program point L593(lines 544 594) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,662 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,662 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,663 INFO L762 garLoopResultBuilder]: For program point L116(lines 116 120) no Hoare annotation was computed. [2021-07-05 09:55:12,663 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 894) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,663 INFO L762 garLoopResultBuilder]: For program point L546(lines 545 592) no Hoare annotation was computed. [2021-07-05 09:55:12,663 INFO L762 garLoopResultBuilder]: For program point L646(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,663 INFO L762 garLoopResultBuilder]: For program point L646-1(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,663 INFO L762 garLoopResultBuilder]: For program point L646-2(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,664 INFO L762 garLoopResultBuilder]: For program point L547(lines 547 551) no Hoare annotation was computed. [2021-07-05 09:55:12,664 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:55:12,664 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:12,668 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:55:12,670 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:12,671 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 09:55:12,671 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:12,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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 09:55:12,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:55:12,673 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:12,674 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:12,674 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:12,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:12,674 INFO L82 PathProgramCache]: Analyzing trace with hash 655576763, now seen corresponding path program 1 times [2021-07-05 09:55:12,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:12,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328489568] [2021-07-05 09:55:12,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:12,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:12,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,701 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 09:55:12,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:12,701 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328489568] [2021-07-05 09:55:12,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328489568] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:12,702 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:12,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:12,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300999654] [2021-07-05 09:55:12,702 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:12,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:12,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:12,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:12,703 INFO L87 Difference]: Start difference. First operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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 09:55:12,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:12,709 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-07-05 09:55:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:12,711 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 09:55:12,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:12,712 INFO L225 Difference]: With dead ends: 132 [2021-07-05 09:55:12,712 INFO L226 Difference]: Without dead ends: 44 [2021-07-05 09:55:12,713 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 09:55:12,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-07-05 09:55:12,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-07-05 09:55:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.4186046511627908) internal successors, (61), 43 states have internal predecessors, (61), 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 09:55:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 61 transitions. [2021-07-05 09:55:12,719 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 61 transitions. Word has length 16 [2021-07-05 09:55:12,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,719 INFO L442 AbstractCegarLoop]: Abstraction has 44 states and 61 transitions. [2021-07-05 09:55:12,719 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 09:55:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2021-07-05 09:55:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:55:12,720 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:12,720 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 09:55:12,720 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-07-05 09:55:12,721 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:12,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:12,721 INFO L82 PathProgramCache]: Analyzing trace with hash -391180134, now seen corresponding path program 1 times [2021-07-05 09:55:12,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:12,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969946108] [2021-07-05 09:55:12,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:12,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:12,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,768 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 09:55:12,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:12,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969946108] [2021-07-05 09:55:12,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969946108] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:12,769 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:12,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:12,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736350743] [2021-07-05 09:55:12,770 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:12,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:12,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:12,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:12,771 INFO L87 Difference]: Start difference. First operand 44 states and 61 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 09:55:12,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:12,774 INFO L93 Difference]: Finished difference Result 44 states and 61 transitions. [2021-07-05 09:55:12,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:12,774 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 09:55:12,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:12,775 INFO L225 Difference]: With dead ends: 44 [2021-07-05 09:55:12,775 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:12,775 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:12,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:12,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:12,776 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 09:55:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:12,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:55:12,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,776 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:12,777 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 09:55:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:12,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:12,777 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:12,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,817 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,818 INFO L762 garLoopResultBuilder]: For program point L878(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,818 INFO L758 garLoopResultBuilder]: At program point L878-1(lines 1 894) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,818 INFO L762 garLoopResultBuilder]: For program point L878-2(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,818 INFO L758 garLoopResultBuilder]: At program point L878-3(lines 1 894) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,818 INFO L762 garLoopResultBuilder]: For program point L878-4(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,818 INFO L758 garLoopResultBuilder]: At program point L878-5(lines 1 894) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,818 INFO L758 garLoopResultBuilder]: At program point L614(lines 613 632) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,819 INFO L762 garLoopResultBuilder]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2021-07-05 09:55:12,819 INFO L758 garLoopResultBuilder]: At program point L614-2(lines 613 632) the Hoare annotation is: false [2021-07-05 09:55:12,819 INFO L758 garLoopResultBuilder]: At program point L614-3(lines 613 632) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,819 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,819 INFO L762 garLoopResultBuilder]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-07-05 09:55:12,819 INFO L758 garLoopResultBuilder]: At program point L565-1(lines 565 571) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,820 INFO L762 garLoopResultBuilder]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-07-05 09:55:12,820 INFO L762 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-07-05 09:55:12,820 INFO L758 garLoopResultBuilder]: At program point L583-2(lines 614 620) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,820 INFO L758 garLoopResultBuilder]: At program point L716(lines 711 719) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,820 INFO L758 garLoopResultBuilder]: At program point L716-1(lines 711 719) the Hoare annotation is: false [2021-07-05 09:55:12,820 INFO L762 garLoopResultBuilder]: For program point L650(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,821 INFO L758 garLoopResultBuilder]: At program point L716-2(lines 711 719) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,821 INFO L762 garLoopResultBuilder]: For program point L650-1(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,821 INFO L762 garLoopResultBuilder]: For program point L650-2(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,821 INFO L758 garLoopResultBuilder]: At program point L865(lines 846 868) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,821 INFO L762 garLoopResultBuilder]: For program point L882(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,821 INFO L762 garLoopResultBuilder]: For program point L882-2(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,821 INFO L762 garLoopResultBuilder]: For program point L882-4(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,821 INFO L758 garLoopResultBuilder]: At program point L833(lines 829 835) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,822 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,822 INFO L758 garLoopResultBuilder]: At program point L785-2(lines 785 799) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,822 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,822 INFO L762 garLoopResultBuilder]: For program point L769(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,822 INFO L762 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,822 INFO L762 garLoopResultBuilder]: For program point L769-2(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,822 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,823 INFO L762 garLoopResultBuilder]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,823 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,823 INFO L762 garLoopResultBuilder]: For program point L92-6(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,823 INFO L762 garLoopResultBuilder]: For program point L786(line 786) no Hoare annotation was computed. [2021-07-05 09:55:12,823 INFO L758 garLoopResultBuilder]: At program point L621(lines 621 627) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,824 INFO L758 garLoopResultBuilder]: At program point L621-1(lines 621 627) the Hoare annotation is: false [2021-07-05 09:55:12,824 INFO L762 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-07-05 09:55:12,824 INFO L758 garLoopResultBuilder]: At program point L621-2(lines 621 627) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,824 INFO L758 garLoopResultBuilder]: At program point L555-1(lines 555 561) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,824 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,824 INFO L758 garLoopResultBuilder]: At program point L161(lines 156 164) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,824 INFO L758 garLoopResultBuilder]: At program point L161-1(lines 156 164) the Hoare annotation is: false [2021-07-05 09:55:12,825 INFO L758 garLoopResultBuilder]: At program point L161-2(lines 156 164) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,825 INFO L762 garLoopResultBuilder]: For program point L789(lines 789 793) no Hoare annotation was computed. [2021-07-05 09:55:12,825 INFO L762 garLoopResultBuilder]: For program point L789-1(lines 614 620) no Hoare annotation was computed. [2021-07-05 09:55:12,825 INFO L758 garLoopResultBuilder]: At program point L707(lines 700 710) the Hoare annotation is: false [2021-07-05 09:55:12,825 INFO L758 garLoopResultBuilder]: At program point L707-1(lines 700 710) the Hoare annotation is: false [2021-07-05 09:55:12,825 INFO L758 garLoopResultBuilder]: At program point L129(lines 124 132) the Hoare annotation is: false [2021-07-05 09:55:12,825 INFO L758 garLoopResultBuilder]: At program point L707-2(lines 700 710) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,826 INFO L758 garLoopResultBuilder]: At program point L129-1(lines 124 132) the Hoare annotation is: false [2021-07-05 09:55:12,826 INFO L762 garLoopResultBuilder]: For program point L575(lines 575 588) no Hoare annotation was computed. [2021-07-05 09:55:12,826 INFO L758 garLoopResultBuilder]: At program point L129-2(lines 124 132) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,826 INFO L762 garLoopResultBuilder]: For program point L856(lines 856 863) no Hoare annotation was computed. [2021-07-05 09:55:12,826 INFO L758 garLoopResultBuilder]: At program point L856-1(lines 856 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,826 INFO L758 garLoopResultBuilder]: At program point L593(lines 544 594) the Hoare annotation is: false [2021-07-05 09:55:12,827 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,827 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,827 INFO L762 garLoopResultBuilder]: For program point L116(lines 116 120) no Hoare annotation was computed. [2021-07-05 09:55:12,827 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 894) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,827 INFO L762 garLoopResultBuilder]: For program point L546(lines 545 592) no Hoare annotation was computed. [2021-07-05 09:55:12,827 INFO L762 garLoopResultBuilder]: For program point L646(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,827 INFO L762 garLoopResultBuilder]: For program point L646-1(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,828 INFO L762 garLoopResultBuilder]: For program point L646-2(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,828 INFO L762 garLoopResultBuilder]: For program point L547(lines 547 551) no Hoare annotation was computed. [2021-07-05 09:55:12,828 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-07-05 09:55:12,828 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:12,828 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:55:12,830 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:12,830 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 09:55:12,830 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:12,837 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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 09:55:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:55:12,838 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:12,838 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 09:55:12,838 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:12,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:12,839 INFO L82 PathProgramCache]: Analyzing trace with hash 793290679, now seen corresponding path program 1 times [2021-07-05 09:55:12,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:12,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612205558] [2021-07-05 09:55:12,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:12,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:12,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,863 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 09:55:12,863 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:12,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612205558] [2021-07-05 09:55:12,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612205558] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:12,864 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:12,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:12,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855266059] [2021-07-05 09:55:12,864 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:12,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:12,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:12,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:12,866 INFO L87 Difference]: Start difference. First operand has 69 states, 65 states have (on average 1.5692307692307692) internal successors, (102), 68 states have internal predecessors, (102), 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 09:55:12,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:12,868 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2021-07-05 09:55:12,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:12,869 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 09:55:12,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:12,869 INFO L225 Difference]: With dead ends: 132 [2021-07-05 09:55:12,870 INFO L226 Difference]: Without dead ends: 61 [2021-07-05 09:55:12,870 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 09:55:12,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-07-05 09:55:12,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2021-07-05 09:55:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 60 states have internal predecessors, (86), 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 09:55:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 86 transitions. [2021-07-05 09:55:12,875 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 86 transitions. Word has length 25 [2021-07-05 09:55:12,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,875 INFO L442 AbstractCegarLoop]: Abstraction has 61 states and 86 transitions. [2021-07-05 09:55:12,875 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 09:55:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2021-07-05 09:55:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:55:12,876 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:12,876 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 09:55:12,876 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2021-07-05 09:55:12,876 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:12,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:12,877 INFO L82 PathProgramCache]: Analyzing trace with hash 911184056, now seen corresponding path program 1 times [2021-07-05 09:55:12,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:12,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673906233] [2021-07-05 09:55:12,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:12,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:12,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:12,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:12,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:12,904 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 09:55:12,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:12,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673906233] [2021-07-05 09:55:12,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673906233] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:12,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:12,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:12,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753717420] [2021-07-05 09:55:12,905 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:12,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:12,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:12,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:12,906 INFO L87 Difference]: Start difference. First operand 61 states and 86 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 09:55:12,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:12,909 INFO L93 Difference]: Finished difference Result 61 states and 86 transitions. [2021-07-05 09:55:12,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:12,910 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 09:55:12,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:12,910 INFO L225 Difference]: With dead ends: 61 [2021-07-05 09:55:12,910 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:12,911 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 09:55:12,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:12,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:12,911 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 09:55:12,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:12,912 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:55:12,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:12,912 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:12,912 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 09:55:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:12,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:12,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:12,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:12,962 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,962 INFO L762 garLoopResultBuilder]: For program point L878(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,962 INFO L758 garLoopResultBuilder]: At program point L878-1(lines 1 894) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,962 INFO L762 garLoopResultBuilder]: For program point L878-2(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,962 INFO L758 garLoopResultBuilder]: At program point L878-3(lines 1 894) the Hoare annotation is: false [2021-07-05 09:55:12,963 INFO L762 garLoopResultBuilder]: For program point L878-4(lines 878 891) no Hoare annotation was computed. [2021-07-05 09:55:12,963 INFO L758 garLoopResultBuilder]: At program point L878-5(lines 1 894) the Hoare annotation is: false [2021-07-05 09:55:12,963 INFO L758 garLoopResultBuilder]: At program point L614(lines 613 632) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,963 INFO L762 garLoopResultBuilder]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2021-07-05 09:55:12,963 INFO L758 garLoopResultBuilder]: At program point L614-2(lines 613 632) the Hoare annotation is: false [2021-07-05 09:55:12,963 INFO L758 garLoopResultBuilder]: At program point L614-3(lines 613 632) the Hoare annotation is: false [2021-07-05 09:55:12,963 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,964 INFO L762 garLoopResultBuilder]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-07-05 09:55:12,964 INFO L758 garLoopResultBuilder]: At program point L565-1(lines 565 571) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,964 INFO L762 garLoopResultBuilder]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-07-05 09:55:12,964 INFO L762 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-07-05 09:55:12,964 INFO L758 garLoopResultBuilder]: At program point L583-2(lines 614 620) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,964 INFO L758 garLoopResultBuilder]: At program point L716(lines 711 719) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,964 INFO L758 garLoopResultBuilder]: At program point L716-1(lines 711 719) the Hoare annotation is: false [2021-07-05 09:55:12,965 INFO L762 garLoopResultBuilder]: For program point L650(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,965 INFO L758 garLoopResultBuilder]: At program point L716-2(lines 711 719) the Hoare annotation is: false [2021-07-05 09:55:12,965 INFO L762 garLoopResultBuilder]: For program point L650-1(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,965 INFO L762 garLoopResultBuilder]: For program point L650-2(lines 650 658) no Hoare annotation was computed. [2021-07-05 09:55:12,965 INFO L758 garLoopResultBuilder]: At program point L865(lines 846 868) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,965 INFO L762 garLoopResultBuilder]: For program point L882(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,965 INFO L762 garLoopResultBuilder]: For program point L882-2(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,966 INFO L762 garLoopResultBuilder]: For program point L882-4(lines 882 888) no Hoare annotation was computed. [2021-07-05 09:55:12,966 INFO L758 garLoopResultBuilder]: At program point L833(lines 829 835) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,966 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,966 INFO L758 garLoopResultBuilder]: At program point L785-2(lines 785 799) the Hoare annotation is: false [2021-07-05 09:55:12,966 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,966 INFO L762 garLoopResultBuilder]: For program point L769(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,966 INFO L762 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L762 garLoopResultBuilder]: For program point L769-2(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L762 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L762 garLoopResultBuilder]: For program point L92-3(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L762 garLoopResultBuilder]: For program point L92-6(lines 92 96) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L762 garLoopResultBuilder]: For program point L786(line 786) no Hoare annotation was computed. [2021-07-05 09:55:12,967 INFO L758 garLoopResultBuilder]: At program point L621(lines 621 627) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,968 INFO L758 garLoopResultBuilder]: At program point L621-1(lines 621 627) the Hoare annotation is: false [2021-07-05 09:55:12,968 INFO L762 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2021-07-05 09:55:12,968 INFO L758 garLoopResultBuilder]: At program point L621-2(lines 621 627) the Hoare annotation is: false [2021-07-05 09:55:12,968 INFO L758 garLoopResultBuilder]: At program point L555-1(lines 555 561) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,968 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,968 INFO L758 garLoopResultBuilder]: At program point L161(lines 156 164) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,968 INFO L758 garLoopResultBuilder]: At program point L161-1(lines 156 164) the Hoare annotation is: false [2021-07-05 09:55:12,969 INFO L758 garLoopResultBuilder]: At program point L161-2(lines 156 164) the Hoare annotation is: false [2021-07-05 09:55:12,969 INFO L762 garLoopResultBuilder]: For program point L789(lines 789 793) no Hoare annotation was computed. [2021-07-05 09:55:12,969 INFO L762 garLoopResultBuilder]: For program point L789-1(lines 614 620) no Hoare annotation was computed. [2021-07-05 09:55:12,969 INFO L758 garLoopResultBuilder]: At program point L707(lines 700 710) the Hoare annotation is: false [2021-07-05 09:55:12,969 INFO L758 garLoopResultBuilder]: At program point L707-1(lines 700 710) the Hoare annotation is: false [2021-07-05 09:55:12,969 INFO L758 garLoopResultBuilder]: At program point L129(lines 124 132) the Hoare annotation is: false [2021-07-05 09:55:12,969 INFO L758 garLoopResultBuilder]: At program point L707-2(lines 700 710) the Hoare annotation is: false [2021-07-05 09:55:12,970 INFO L758 garLoopResultBuilder]: At program point L129-1(lines 124 132) the Hoare annotation is: false [2021-07-05 09:55:12,970 INFO L762 garLoopResultBuilder]: For program point L575(lines 575 588) no Hoare annotation was computed. [2021-07-05 09:55:12,970 INFO L758 garLoopResultBuilder]: At program point L129-2(lines 124 132) the Hoare annotation is: false [2021-07-05 09:55:12,970 INFO L762 garLoopResultBuilder]: For program point L856(lines 856 863) no Hoare annotation was computed. [2021-07-05 09:55:12,970 INFO L758 garLoopResultBuilder]: At program point L856-1(lines 856 863) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~6 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,970 INFO L758 garLoopResultBuilder]: At program point L593(lines 544 594) the Hoare annotation is: false [2021-07-05 09:55:12,970 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:12,971 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 769) no Hoare annotation was computed. [2021-07-05 09:55:12,971 INFO L762 garLoopResultBuilder]: For program point L116(lines 116 120) no Hoare annotation was computed. [2021-07-05 09:55:12,971 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 894) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:12,971 INFO L762 garLoopResultBuilder]: For program point L546(lines 545 592) no Hoare annotation was computed. [2021-07-05 09:55:12,971 INFO L762 garLoopResultBuilder]: For program point L646(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,971 INFO L762 garLoopResultBuilder]: For program point L646-1(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,971 INFO L762 garLoopResultBuilder]: For program point L646-2(lines 646 663) no Hoare annotation was computed. [2021-07-05 09:55:12,972 INFO L762 garLoopResultBuilder]: For program point L547(lines 547 551) no Hoare annotation was computed. [2021-07-05 09:55:12,972 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2021-07-05 09:55:12,972 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:12,972 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:55:12,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:55:12 BoogieIcfgContainer [2021-07-05 09:55:12,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:55:12,988 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:55:12,988 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:55:12,988 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:55:12,988 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:11" (3/4) ... [2021-07-05 09:55:12,991 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:55:13,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:55:13,004 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:55:13,005 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:55:13,005 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:55:13,005 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:55:13,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:13,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:13,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && tmp == 1) && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 1 && tmp == 1) && !(0 == systemActive) [2021-07-05 09:55:13,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 1 && tmp == 1) && !(0 == systemActive) [2021-07-05 09:55:13,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:13,047 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:55:13,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:55:13,048 INFO L168 Benchmark]: Toolchain (without parser) took 3008.02 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 54.0 MB in the beginning and 30.2 MB in the end (delta: 23.8 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,048 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 71.3 MB. Free memory is still 52.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:55:13,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 488.23 ms. Allocated memory is still 71.3 MB. Free memory was 53.8 MB in the beginning and 44.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.52 ms. Allocated memory is still 71.3 MB. Free memory was 44.3 MB in the beginning and 41.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,049 INFO L168 Benchmark]: Boogie Preprocessor took 52.74 ms. Allocated memory is still 71.3 MB. Free memory was 41.6 MB in the beginning and 39.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,050 INFO L168 Benchmark]: RCFGBuilder took 754.41 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 39.5 MB in the beginning and 62.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,050 INFO L168 Benchmark]: TraceAbstraction took 1566.26 ms. Allocated memory is still 90.2 MB. Free memory was 61.5 MB in the beginning and 36.5 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,050 INFO L168 Benchmark]: Witness Printer took 59.68 ms. Allocated memory is still 90.2 MB. Free memory was 36.5 MB in the beginning and 30.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:13,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 71.3 MB. Free memory is still 52.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 488.23 ms. Allocated memory is still 71.3 MB. Free memory was 53.8 MB in the beginning and 44.5 MB in the end (delta: 9.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.52 ms. Allocated memory is still 71.3 MB. Free memory was 44.3 MB in the beginning and 41.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.74 ms. Allocated memory is still 71.3 MB. Free memory was 41.6 MB in the beginning and 39.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 754.41 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 39.5 MB in the beginning and 62.0 MB in the end (delta: -22.5 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1566.26 ms. Allocated memory is still 90.2 MB. Free memory was 61.5 MB in the beginning and 36.5 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB. * Witness Printer took 59.68 ms. Allocated memory is still 90.2 MB. Free memory was 36.5 MB in the beginning and 30.2 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: 769]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 769]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 769]: 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, 69 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1188.1ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 12.1ms, AutomataDifference: 272.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 275.9ms, InitialAbstractionConstructionTime: 13.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 196 SDtfs, 451 SDslu, 201 SDs, 0 SdLazy, 53 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 64.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 93.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 28.6ms AutomataMinimizationTime, 3 MinimizatonAttempts, 33 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 77 NumberOfFragments, 357 HoareAnnotationTreeSize, 31 FomulaSimplifications, 785 FormulaSimplificationTreeSizeReduction, 102.1ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 163.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 23.3ms SsaConstructionTime, 167.6ms SatisfiabilityAnalysisTime, 238.5ms 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, 69 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 158.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.9ms, AutomataDifference: 16.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 39.8ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 135 SDtfs, 34 SDslu, 5 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred 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: 4.8ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 52 NumberOfFragments, 51 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 13.4ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 24.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 5.5ms SsaConstructionTime, 29.3ms SatisfiabilityAnalysisTime, 30.6ms 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, 69 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 142.3ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 2.1ms, AutomataDifference: 10.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 48.7ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 135 SDtfs, 34 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, 2.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred 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: 4.8ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 43 NumberOfFragments, 51 HoareAnnotationTreeSize, 31 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 15.2ms HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 31.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 4.0ms SsaConstructionTime, 13.8ms SatisfiabilityAnalysisTime, 29.4ms 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: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 1) && tmp == 1) && \result == 0) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((\result == 1 && tmp == 1) && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (\result == 1 && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (\result == 1 && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((\result == 1 && waterLevel == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 1) && tmp == 1) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-07-05 09:55:13,095 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...