./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product20.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_product20.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 f97ed213173bc84e00af4e856bb920ccfd15e1d4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:55:11,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 09:55:11,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 09:55:11,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 09:55:11,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 09:55:11,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 09:55:11,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 09:55:11,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 09:55:11,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 09:55:11,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 09:55:11,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 09:55:11,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 09:55:11,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 09:55:11,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 09:55:11,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 09:55:11,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 09:55:11,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 09:55:11,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 09:55:11,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 09:55:11,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 09:55:11,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 09:55:11,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 09:55:11,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 09:55:11,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 09:55:11,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 09:55:11,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 09:55:11,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 09:55:11,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 09:55:11,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 09:55:11,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 09:55:11,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 09:55:11,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 09:55:11,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 09:55:11,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 09:55:11,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 09:55:11,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 09:55:11,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 09:55:11,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 09:55:11,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 09:55:11,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 09:55:11,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 09:55:11,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 09:55:11,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 09:55:11,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 09:55:11,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 09:55:11,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 09:55:11,817 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 09:55:11,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 09:55:11,817 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 09:55:11,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 09:55:11,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 09:55:11,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 09:55:11,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 09:55:11,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 09:55:11,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 09:55:11,820 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 09:55:11,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 09:55:11,820 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 09:55:11,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 09:55:11,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 09:55:11,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 09:55:11,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 09:55:11,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:11,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 09:55:11,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 09:55:11,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 09:55:11,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 09:55:11,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 09:55:11,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 09:55:11,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 09:55:11,823 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97ed213173bc84e00af4e856bb920ccfd15e1d4 [2021-07-05 09:55:12,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 09:55:12,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 09:55:12,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 09:55:12,184 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 09:55:12,185 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 09:55:12,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2021-07-05 09:55:12,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89476b533/96798c9c757a492f9a0770b5221c7ef7/FLAG24693132e [2021-07-05 09:55:12,780 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 09:55:12,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2021-07-05 09:55:12,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89476b533/96798c9c757a492f9a0770b5221c7ef7/FLAG24693132e [2021-07-05 09:55:13,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89476b533/96798c9c757a492f9a0770b5221c7ef7 [2021-07-05 09:55:13,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 09:55:13,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 09:55:13,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:13,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 09:55:13,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 09:55:13,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d32bf29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13, skipping insertion in model container [2021-07-05 09:55:13,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 09:55:13,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 09:55:13,552 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_product20.cil.c[14037,14050] [2021-07-05 09:55:13,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:13,602 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 09:55:13,650 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_product20.cil.c[14037,14050] [2021-07-05 09:55:13,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 09:55:13,696 INFO L208 MainTranslator]: Completed translation [2021-07-05 09:55:13,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13 WrapperNode [2021-07-05 09:55:13,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 09:55:13,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:13,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 09:55:13,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 09:55:13,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 09:55:13,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 09:55:13,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 09:55:13,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 09:55:13,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 09:55:13,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 09:55:13,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 09:55:13,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 09:55:13,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (1/1) ... [2021-07-05 09:55:13,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 09:55:13,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:13,862 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 09:55:13,872 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 09:55:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 09:55:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 09:55:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 09:55:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 09:55:14,635 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 09:55:14,635 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-07-05 09:55:14,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:14 BoogieIcfgContainer [2021-07-05 09:55:14,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 09:55:14,638 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 09:55:14,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 09:55:14,641 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 09:55:14,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 09:55:13" (1/3) ... [2021-07-05 09:55:14,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4236fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:14, skipping insertion in model container [2021-07-05 09:55:14,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 09:55:13" (2/3) ... [2021-07-05 09:55:14,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4236fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 09:55:14, skipping insertion in model container [2021-07-05 09:55:14,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:14" (3/3) ... [2021-07-05 09:55:14,644 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2021-07-05 09:55:14,649 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 09:55:14,649 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 09:55:14,680 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:14,685 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 09:55:14,686 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:55:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-07-05 09:55:14,704 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:14,704 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 09:55:14,705 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:14,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:14,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2021-07-05 09:55:14,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:14,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71982497] [2021-07-05 09:55:14,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:14,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:14,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:14,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:14,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:14,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,031 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 09:55:15,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:15,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71982497] [2021-07-05 09:55:15,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71982497] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:15,033 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:15,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 09:55:15,036 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980480514] [2021-07-05 09:55:15,055 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 09:55:15,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:15,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 09:55:15,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:15,073 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:55:15,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:15,227 INFO L93 Difference]: Finished difference Result 201 states and 301 transitions. [2021-07-05 09:55:15,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-05 09:55:15,229 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 09:55:15,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:15,236 INFO L225 Difference]: With dead ends: 201 [2021-07-05 09:55:15,236 INFO L226 Difference]: Without dead ends: 58 [2021-07-05 09:55:15,239 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 72.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:55:15,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2021-07-05 09:55:15,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2021-07-05 09:55:15,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.471698113207547) internal successors, (78), 53 states have internal predecessors, (78), 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 09:55:15,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2021-07-05 09:55:15,275 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2021-07-05 09:55:15,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:15,275 INFO L442 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2021-07-05 09:55:15,276 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 09:55:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2021-07-05 09:55:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-07-05 09:55:15,277 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:15,278 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 09:55:15,278 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 09:55:15,278 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:15,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:15,282 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2021-07-05 09:55:15,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:15,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608184291] [2021-07-05 09:55:15,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:15,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:15,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 09:55:15,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,441 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 09:55:15,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:15,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608184291] [2021-07-05 09:55:15,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608184291] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:15,444 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:15,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-05 09:55:15,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020167394] [2021-07-05 09:55:15,446 INFO L425 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-05 09:55:15,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:15,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-05 09:55:15,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-05 09:55:15,450 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand has 8 states, 8 states have (on average 2.875) internal successors, (23), 7 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 09:55:15,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:15,815 INFO L93 Difference]: Finished difference Result 335 states and 516 transitions. [2021-07-05 09:55:15,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-05 09:55:15,830 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.875) internal successors, (23), 7 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 09:55:15,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:15,834 INFO L225 Difference]: With dead ends: 335 [2021-07-05 09:55:15,834 INFO L226 Difference]: Without dead ends: 287 [2021-07-05 09:55:15,835 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 165.9ms TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-07-05 09:55:15,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-07-05 09:55:15,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 136. [2021-07-05 09:55:15,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 135 states have (on average 1.451851851851852) internal successors, (196), 135 states have internal predecessors, (196), 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 09:55:15,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 196 transitions. [2021-07-05 09:55:15,881 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 196 transitions. Word has length 23 [2021-07-05 09:55:15,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:15,882 INFO L442 AbstractCegarLoop]: Abstraction has 136 states and 196 transitions. [2021-07-05 09:55:15,882 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.875) internal successors, (23), 7 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 09:55:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 196 transitions. [2021-07-05 09:55:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 09:55:15,883 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:15,883 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 09:55:15,884 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 09:55:15,884 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:15,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:15,886 INFO L82 PathProgramCache]: Analyzing trace with hash -746802105, now seen corresponding path program 1 times [2021-07-05 09:55:15,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:15,887 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641783931] [2021-07-05 09:55:15,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:15,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:15,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:15,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:15,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:15,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:15,971 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 09:55:15,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:15,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641783931] [2021-07-05 09:55:15,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641783931] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:15,971 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:15,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:15,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703494775] [2021-07-05 09:55:15,972 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:15,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:15,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:15,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:15,973 INFO L87 Difference]: Start difference. First operand 136 states and 196 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 09:55:16,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:16,009 INFO L93 Difference]: Finished difference Result 245 states and 355 transitions. [2021-07-05 09:55:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:16,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 09:55:16,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:16,011 INFO L225 Difference]: With dead ends: 245 [2021-07-05 09:55:16,011 INFO L226 Difference]: Without dead ends: 115 [2021-07-05 09:55:16,019 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:16,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2021-07-05 09:55:16,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2021-07-05 09:55:16,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 114 states have (on average 1.3421052631578947) internal successors, (153), 114 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 09:55:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 153 transitions. [2021-07-05 09:55:16,038 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 153 transitions. Word has length 24 [2021-07-05 09:55:16,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:16,038 INFO L442 AbstractCegarLoop]: Abstraction has 115 states and 153 transitions. [2021-07-05 09:55:16,038 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 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 09:55:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 153 transitions. [2021-07-05 09:55:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-07-05 09:55:16,039 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:16,040 INFO L525 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:16,040 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 09:55:16,040 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:16,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:16,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1392388941, now seen corresponding path program 1 times [2021-07-05 09:55:16,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:16,041 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114571748] [2021-07-05 09:55:16,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:16,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:16,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 09:55:16,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:16,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:16,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114571748] [2021-07-05 09:55:16,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114571748] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-05 09:55:16,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827023723] [2021-07-05 09:55:16,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:16,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-05 09:55:16,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 09:55:16,145 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-07-05 09:55:16,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-07-05 09:55:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:16,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-05 09:55:16,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 09:55:16,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 09:55:16,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 09:55:16,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 09:55:16,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 09:55:16,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 09:55:16,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-05 09:55:16,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:16,547 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-07-05 09:55:16,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:16,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:16,602 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 09:55:16,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827023723] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:16,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-05 09:55:16,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-07-05 09:55:16,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482706097] [2021-07-05 09:55:16,604 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 09:55:16,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:16,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 09:55:16,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:16,606 INFO L87 Difference]: Start difference. First operand 115 states and 153 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 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 09:55:16,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:16,664 INFO L93 Difference]: Finished difference Result 150 states and 201 transitions. [2021-07-05 09:55:16,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 09:55:16,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 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 39 [2021-07-05 09:55:16,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:16,665 INFO L225 Difference]: With dead ends: 150 [2021-07-05 09:55:16,666 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:16,666 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 09:55:16,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:16,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:16,667 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 09:55:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:16,667 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2021-07-05 09:55:16,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:16,667 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:16,667 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 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 09:55:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:16,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:16,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:16,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:16,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,342 INFO L758 garLoopResultBuilder]: At program point L828(lines 813 831) the Hoare annotation is: false [2021-07-05 09:55:17,343 INFO L758 garLoopResultBuilder]: At program point L828-1(lines 813 831) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,343 INFO L758 garLoopResultBuilder]: At program point L828-2(lines 813 831) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,343 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,343 INFO L762 garLoopResultBuilder]: For program point L663(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,343 INFO L762 garLoopResultBuilder]: For program point L663-2(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,344 INFO L762 garLoopResultBuilder]: For program point L663-4(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,344 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,344 INFO L762 garLoopResultBuilder]: For program point L896(lines 896 911) no Hoare annotation was computed. [2021-07-05 09:55:17,344 INFO L758 garLoopResultBuilder]: At program point L270(lines 251 273) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,344 INFO L758 garLoopResultBuilder]: At program point L237(lines 233 239) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,344 INFO L758 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-07-05 09:55:17,344 INFO L758 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,345 INFO L762 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-07-05 09:55:17,345 INFO L758 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,345 INFO L758 garLoopResultBuilder]: At program point L188-2(lines 188 202) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,345 INFO L762 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-07-05 09:55:17,345 INFO L758 garLoopResultBuilder]: At program point L916(lines 865 917) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,345 INFO L762 garLoopResultBuilder]: For program point L867(lines 866 915) no Hoare annotation was computed. [2021-07-05 09:55:17,345 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,346 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,346 INFO L762 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-07-05 09:55:17,346 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,346 INFO L762 garLoopResultBuilder]: For program point L720(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,346 INFO L762 garLoopResultBuilder]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,346 INFO L762 garLoopResultBuilder]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L836(lines 836 842) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L758 garLoopResultBuilder]: At program point L836-1(lines 836 842) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L192(lines 192 196) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L192-1(lines 688 694) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,347 INFO L762 garLoopResultBuilder]: For program point L886(lines 886 892) no Hoare annotation was computed. [2021-07-05 09:55:17,348 INFO L758 garLoopResultBuilder]: At program point L886-1(lines 886 892) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0)) .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse0) (and .cse1 .cse2 .cse3 .cse0 (not (= 0 ~systemActive~0))))) [2021-07-05 09:55:17,348 INFO L758 garLoopResultBuilder]: At program point L688(lines 687 706) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,348 INFO L762 garLoopResultBuilder]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2021-07-05 09:55:17,348 INFO L758 garLoopResultBuilder]: At program point L688-2(lines 687 706) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,348 INFO L758 garLoopResultBuilder]: At program point L688-3(lines 687 706) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,348 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L758 garLoopResultBuilder]: At program point L904-1(lines 688 694) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L822(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L822-2(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L822-3(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L822-5(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L822-6(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,349 INFO L762 garLoopResultBuilder]: For program point L822-8(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,350 INFO L762 garLoopResultBuilder]: For program point L261(lines 261 268) no Hoare annotation was computed. [2021-07-05 09:55:17,350 INFO L758 garLoopResultBuilder]: At program point L773(lines 768 776) the Hoare annotation is: false [2021-07-05 09:55:17,350 INFO L758 garLoopResultBuilder]: At program point L773-1(lines 768 776) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,350 INFO L758 garLoopResultBuilder]: At program point L261-1(lines 261 268) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,350 INFO L758 garLoopResultBuilder]: At program point L773-2(lines 768 776) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,350 INFO L758 garLoopResultBuilder]: At program point L162(lines 157 165) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1))) [2021-07-05 09:55:17,350 INFO L758 garLoopResultBuilder]: At program point L162-1(lines 157 165) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,351 INFO L758 garLoopResultBuilder]: At program point L162-2(lines 157 165) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,351 INFO L762 garLoopResultBuilder]: For program point L724(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,351 INFO L762 garLoopResultBuilder]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,351 INFO L762 garLoopResultBuilder]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,351 INFO L762 garLoopResultBuilder]: For program point L659(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,351 INFO L758 garLoopResultBuilder]: At program point L659-1(lines 1 923) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0))) (.cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) .cse0 (= |ULTIMATE.start_valid_product_#res| 1) .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse2 (not (= 0 ~systemActive~0))))) [2021-07-05 09:55:17,351 INFO L762 garLoopResultBuilder]: For program point L659-2(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,352 INFO L758 garLoopResultBuilder]: At program point L659-3(lines 1 923) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,352 INFO L762 garLoopResultBuilder]: For program point L659-4(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,352 INFO L758 garLoopResultBuilder]: At program point L659-5(lines 1 923) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,352 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,352 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,352 INFO L762 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2021-07-05 09:55:17,352 INFO L758 garLoopResultBuilder]: At program point L876-1(lines 876 882) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0)) .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse0) (and .cse1 .cse2 .cse3 .cse0 (not (= 0 ~systemActive~0))))) [2021-07-05 09:55:17,353 INFO L762 garLoopResultBuilder]: For program point L645(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,353 INFO L762 garLoopResultBuilder]: For program point L645-1(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,353 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 923) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,353 INFO L762 garLoopResultBuilder]: For program point L645-2(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,353 INFO L758 garLoopResultBuilder]: At program point L695(lines 695 701) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0))) [2021-07-05 09:55:17,353 INFO L758 garLoopResultBuilder]: At program point L695-1(lines 695 701) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,353 INFO L762 garLoopResultBuilder]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-07-05 09:55:17,354 INFO L758 garLoopResultBuilder]: At program point L695-2(lines 695 701) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-07-05 09:55:17,577 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-05 09:55:17,577 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:17,580 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 09:55:17,583 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:17,584 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 09:55:17,584 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:55:17,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-07-05 09:55:17,590 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,590 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 09:55:17,590 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,591 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2021-07-05 09:55:17,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441728945] [2021-07-05 09:55:17,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,654 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 09:55:17,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441728945] [2021-07-05 09:55:17,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441728945] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:17,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280729293] [2021-07-05 09:55:17,656 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:17,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:17,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:17,657 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:55:17,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,663 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-07-05 09:55:17,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:17,664 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 09:55:17,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,665 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:55:17,665 INFO L226 Difference]: Without dead ends: 50 [2021-07-05 09:55:17,665 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 09:55:17,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2021-07-05 09:55:17,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2021-07-05 09:55:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 49 states have internal predecessors, (70), 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 09:55:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 70 transitions. [2021-07-05 09:55:17,670 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 70 transitions. Word has length 16 [2021-07-05 09:55:17,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,671 INFO L442 AbstractCegarLoop]: Abstraction has 50 states and 70 transitions. [2021-07-05 09:55:17,671 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 09:55:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2021-07-05 09:55:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 09:55:17,671 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,672 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 09:55:17,672 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-07-05 09:55:17,672 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2021-07-05 09:55:17,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179650781] [2021-07-05 09:55:17,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:17,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,708 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 09:55:17,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179650781] [2021-07-05 09:55:17,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179650781] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,708 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:17,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737843426] [2021-07-05 09:55:17,709 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:17,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:17,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,710 INFO L87 Difference]: Start difference. First operand 50 states and 70 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 09:55:17,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,713 INFO L93 Difference]: Finished difference Result 50 states and 70 transitions. [2021-07-05 09:55:17,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:17,714 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 09:55:17,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,714 INFO L225 Difference]: With dead ends: 50 [2021-07-05 09:55:17,714 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:17,715 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:17,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:17,715 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 09:55:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:17,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-07-05 09:55:17,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,716 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:17,716 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 09:55:17,716 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:17,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:17,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:17,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,777 INFO L758 garLoopResultBuilder]: At program point L828(lines 813 831) the Hoare annotation is: false [2021-07-05 09:55:17,777 INFO L758 garLoopResultBuilder]: At program point L828-1(lines 813 831) the Hoare annotation is: false [2021-07-05 09:55:17,778 INFO L758 garLoopResultBuilder]: At program point L828-2(lines 813 831) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,778 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,778 INFO L762 garLoopResultBuilder]: For program point L663(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,778 INFO L762 garLoopResultBuilder]: For program point L663-2(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,778 INFO L762 garLoopResultBuilder]: For program point L663-4(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,778 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,778 INFO L762 garLoopResultBuilder]: For program point L896(lines 896 911) no Hoare annotation was computed. [2021-07-05 09:55:17,779 INFO L758 garLoopResultBuilder]: At program point L270(lines 251 273) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,779 INFO L758 garLoopResultBuilder]: At program point L237(lines 233 239) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,779 INFO L758 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-07-05 09:55:17,779 INFO L758 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2021-07-05 09:55:17,779 INFO L762 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-07-05 09:55:17,780 INFO L758 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,780 INFO L758 garLoopResultBuilder]: At program point L188-2(lines 188 202) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,780 INFO L762 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-07-05 09:55:17,780 INFO L758 garLoopResultBuilder]: At program point L916(lines 865 917) the Hoare annotation is: false [2021-07-05 09:55:17,780 INFO L762 garLoopResultBuilder]: For program point L867(lines 866 915) no Hoare annotation was computed. [2021-07-05 09:55:17,780 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,780 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,780 INFO L762 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-07-05 09:55:17,781 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,781 INFO L762 garLoopResultBuilder]: For program point L720(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,781 INFO L762 garLoopResultBuilder]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,782 INFO L762 garLoopResultBuilder]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,782 INFO L762 garLoopResultBuilder]: For program point L836(lines 836 842) no Hoare annotation was computed. [2021-07-05 09:55:17,782 INFO L758 garLoopResultBuilder]: At program point L836-1(lines 836 842) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,782 INFO L762 garLoopResultBuilder]: For program point L192(lines 192 196) no Hoare annotation was computed. [2021-07-05 09:55:17,782 INFO L762 garLoopResultBuilder]: For program point L192-1(lines 688 694) no Hoare annotation was computed. [2021-07-05 09:55:17,782 INFO L762 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,783 INFO L762 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,783 INFO L762 garLoopResultBuilder]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,783 INFO L762 garLoopResultBuilder]: For program point L886(lines 886 892) no Hoare annotation was computed. [2021-07-05 09:55:17,783 INFO L758 garLoopResultBuilder]: At program point L886-1(lines 886 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0)) .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse0) (and .cse1 .cse2 .cse3 .cse0 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,783 INFO L758 garLoopResultBuilder]: At program point L688(lines 687 706) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,783 INFO L762 garLoopResultBuilder]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2021-07-05 09:55:17,783 INFO L758 garLoopResultBuilder]: At program point L688-2(lines 687 706) the Hoare annotation is: false [2021-07-05 09:55:17,784 INFO L758 garLoopResultBuilder]: At program point L688-3(lines 687 706) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,784 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,784 INFO L762 garLoopResultBuilder]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-07-05 09:55:17,784 INFO L758 garLoopResultBuilder]: At program point L904-1(lines 688 694) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,784 INFO L762 garLoopResultBuilder]: For program point L822(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,784 INFO L762 garLoopResultBuilder]: For program point L822-2(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,784 INFO L762 garLoopResultBuilder]: For program point L822-3(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,784 INFO L762 garLoopResultBuilder]: For program point L822-5(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,785 INFO L762 garLoopResultBuilder]: For program point L822-6(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,785 INFO L762 garLoopResultBuilder]: For program point L822-8(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,785 INFO L762 garLoopResultBuilder]: For program point L261(lines 261 268) no Hoare annotation was computed. [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L773(lines 768 776) the Hoare annotation is: false [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L773-1(lines 768 776) the Hoare annotation is: false [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L261-1(lines 261 268) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L773-2(lines 768 776) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L162(lines 157 165) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1)))) [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L162-1(lines 157 165) the Hoare annotation is: false [2021-07-05 09:55:17,786 INFO L758 garLoopResultBuilder]: At program point L162-2(lines 157 165) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,787 INFO L762 garLoopResultBuilder]: For program point L724(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,787 INFO L762 garLoopResultBuilder]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,787 INFO L762 garLoopResultBuilder]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,787 INFO L762 garLoopResultBuilder]: For program point L659(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,787 INFO L758 garLoopResultBuilder]: At program point L659-1(lines 1 923) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0))) (.cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) .cse0 (= |ULTIMATE.start_valid_product_#res| 1) .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse2 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,787 INFO L762 garLoopResultBuilder]: For program point L659-2(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,787 INFO L758 garLoopResultBuilder]: At program point L659-3(lines 1 923) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,788 INFO L762 garLoopResultBuilder]: For program point L659-4(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,788 INFO L758 garLoopResultBuilder]: At program point L659-5(lines 1 923) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,788 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,788 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,789 INFO L762 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2021-07-05 09:55:17,789 INFO L758 garLoopResultBuilder]: At program point L876-1(lines 876 882) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0)) .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse0) (and .cse1 .cse2 .cse3 .cse0 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,789 INFO L762 garLoopResultBuilder]: For program point L645(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,789 INFO L762 garLoopResultBuilder]: For program point L645-1(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,789 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 923) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,789 INFO L762 garLoopResultBuilder]: For program point L645-2(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,789 INFO L758 garLoopResultBuilder]: At program point L695(lines 695 701) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,790 INFO L758 garLoopResultBuilder]: At program point L695-1(lines 695 701) the Hoare annotation is: false [2021-07-05 09:55:17,790 INFO L762 garLoopResultBuilder]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-07-05 09:55:17,790 INFO L758 garLoopResultBuilder]: At program point L695-2(lines 695 701) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,790 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-07-05 09:55:17,790 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:17,791 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 09:55:17,793 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 09:55:17,794 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 09:55:17,794 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 09:55:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:55:17,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-07-05 09:55:17,800 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,800 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 09:55:17,800 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1511646690, now seen corresponding path program 1 times [2021-07-05 09:55:17,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,801 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063880105] [2021-07-05 09:55:17,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,837 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 09:55:17,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063880105] [2021-07-05 09:55:17,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063880105] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,837 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 09:55:17,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405423533] [2021-07-05 09:55:17,838 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 09:55:17,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 09:55:17,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 09:55:17,839 INFO L87 Difference]: Start difference. First operand has 77 states, 73 states have (on average 1.5616438356164384) internal successors, (114), 76 states have internal predecessors, (114), 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 09:55:17,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,842 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2021-07-05 09:55:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 09:55:17,842 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 09:55:17,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,844 INFO L225 Difference]: With dead ends: 148 [2021-07-05 09:55:17,845 INFO L226 Difference]: Without dead ends: 69 [2021-07-05 09:55:17,845 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 09:55:17,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2021-07-05 09:55:17,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2021-07-05 09:55:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 68 states have internal predecessors, (98), 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 09:55:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 98 transitions. [2021-07-05 09:55:17,861 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 98 transitions. Word has length 25 [2021-07-05 09:55:17,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,862 INFO L442 AbstractCegarLoop]: Abstraction has 69 states and 98 transitions. [2021-07-05 09:55:17,862 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 09:55:17,863 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2021-07-05 09:55:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-07-05 09:55:17,866 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 09:55:17,866 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 09:55:17,866 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2021-07-05 09:55:17,866 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 09:55:17,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 09:55:17,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1393753313, now seen corresponding path program 1 times [2021-07-05 09:55:17,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 09:55:17,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829301023] [2021-07-05 09:55:17,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 09:55:17,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 09:55:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 09:55:17,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 09:55:17,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 09:55:17,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 09:55:17,904 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 09:55:17,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 09:55:17,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829301023] [2021-07-05 09:55:17,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829301023] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 09:55:17,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 09:55:17,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 09:55:17,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547208083] [2021-07-05 09:55:17,906 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 09:55:17,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 09:55:17,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 09:55:17,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,908 INFO L87 Difference]: Start difference. First operand 69 states and 98 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 09:55:17,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 09:55:17,911 INFO L93 Difference]: Finished difference Result 69 states and 98 transitions. [2021-07-05 09:55:17,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 09:55:17,911 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 09:55:17,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 09:55:17,912 INFO L225 Difference]: With dead ends: 69 [2021-07-05 09:55:17,912 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 09:55:17,912 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 09:55:17,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 09:55:17,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 09:55:17,913 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 09:55:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 09:55:17,913 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-07-05 09:55:17,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 09:55:17,913 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 09:55:17,916 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 09:55:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 09:55:17,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 09:55:17,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 09:55:17,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 09:55:17,968 INFO L758 garLoopResultBuilder]: At program point L828(lines 813 831) the Hoare annotation is: false [2021-07-05 09:55:17,968 INFO L758 garLoopResultBuilder]: At program point L828-1(lines 813 831) the Hoare annotation is: false [2021-07-05 09:55:17,969 INFO L758 garLoopResultBuilder]: At program point L828-2(lines 813 831) the Hoare annotation is: false [2021-07-05 09:55:17,969 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,969 INFO L762 garLoopResultBuilder]: For program point L663(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,969 INFO L762 garLoopResultBuilder]: For program point L663-2(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,970 INFO L762 garLoopResultBuilder]: For program point L663-4(lines 663 669) no Hoare annotation was computed. [2021-07-05 09:55:17,970 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,970 INFO L762 garLoopResultBuilder]: For program point L896(lines 896 911) no Hoare annotation was computed. [2021-07-05 09:55:17,970 INFO L758 garLoopResultBuilder]: At program point L270(lines 251 273) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,970 INFO L758 garLoopResultBuilder]: At program point L237(lines 233 239) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,970 INFO L758 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: false [2021-07-05 09:55:17,970 INFO L758 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2021-07-05 09:55:17,971 INFO L762 garLoopResultBuilder]: For program point L105(lines 105 109) no Hoare annotation was computed. [2021-07-05 09:55:17,971 INFO L758 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2021-07-05 09:55:17,971 INFO L758 garLoopResultBuilder]: At program point L188-2(lines 188 202) the Hoare annotation is: false [2021-07-05 09:55:17,971 INFO L762 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-07-05 09:55:17,971 INFO L758 garLoopResultBuilder]: At program point L916(lines 865 917) the Hoare annotation is: false [2021-07-05 09:55:17,971 INFO L762 garLoopResultBuilder]: For program point L867(lines 866 915) no Hoare annotation was computed. [2021-07-05 09:55:17,971 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,971 INFO L758 garLoopResultBuilder]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,972 INFO L762 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-07-05 09:55:17,972 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,972 INFO L762 garLoopResultBuilder]: For program point L720(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,972 INFO L762 garLoopResultBuilder]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,972 INFO L762 garLoopResultBuilder]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2021-07-05 09:55:17,972 INFO L762 garLoopResultBuilder]: For program point L836(lines 836 842) no Hoare annotation was computed. [2021-07-05 09:55:17,972 INFO L758 garLoopResultBuilder]: At program point L836-1(lines 836 842) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,973 INFO L762 garLoopResultBuilder]: For program point L192(lines 192 196) no Hoare annotation was computed. [2021-07-05 09:55:17,973 INFO L762 garLoopResultBuilder]: For program point L192-1(lines 688 694) no Hoare annotation was computed. [2021-07-05 09:55:17,973 INFO L762 garLoopResultBuilder]: For program point L93(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,973 INFO L762 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,973 INFO L762 garLoopResultBuilder]: For program point L93-6(lines 93 97) no Hoare annotation was computed. [2021-07-05 09:55:17,973 INFO L762 garLoopResultBuilder]: For program point L886(lines 886 892) no Hoare annotation was computed. [2021-07-05 09:55:17,973 INFO L758 garLoopResultBuilder]: At program point L886-1(lines 886 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0)) .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse0) (and .cse1 .cse2 .cse3 .cse0 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,973 INFO L758 garLoopResultBuilder]: At program point L688(lines 687 706) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,974 INFO L762 garLoopResultBuilder]: For program point L688-1(lines 688 694) no Hoare annotation was computed. [2021-07-05 09:55:17,974 INFO L758 garLoopResultBuilder]: At program point L688-2(lines 687 706) the Hoare annotation is: false [2021-07-05 09:55:17,974 INFO L758 garLoopResultBuilder]: At program point L688-3(lines 687 706) the Hoare annotation is: false [2021-07-05 09:55:17,974 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,974 INFO L762 garLoopResultBuilder]: For program point L904(lines 904 910) no Hoare annotation was computed. [2021-07-05 09:55:17,974 INFO L758 garLoopResultBuilder]: At program point L904-1(lines 688 694) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,974 INFO L762 garLoopResultBuilder]: For program point L822(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,974 INFO L762 garLoopResultBuilder]: For program point L822-2(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,975 INFO L762 garLoopResultBuilder]: For program point L822-3(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,975 INFO L762 garLoopResultBuilder]: For program point L822-5(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,975 INFO L762 garLoopResultBuilder]: For program point L822-6(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,975 INFO L762 garLoopResultBuilder]: For program point L822-8(lines 822 826) no Hoare annotation was computed. [2021-07-05 09:55:17,975 INFO L762 garLoopResultBuilder]: For program point L261(lines 261 268) no Hoare annotation was computed. [2021-07-05 09:55:17,975 INFO L758 garLoopResultBuilder]: At program point L773(lines 768 776) the Hoare annotation is: false [2021-07-05 09:55:17,975 INFO L758 garLoopResultBuilder]: At program point L773-1(lines 768 776) the Hoare annotation is: false [2021-07-05 09:55:17,975 INFO L758 garLoopResultBuilder]: At program point L261-1(lines 261 268) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-07-05 09:55:17,976 INFO L758 garLoopResultBuilder]: At program point L773-2(lines 768 776) the Hoare annotation is: false [2021-07-05 09:55:17,976 INFO L758 garLoopResultBuilder]: At program point L162(lines 157 165) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse1 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0 .cse1) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0 .cse1)))) [2021-07-05 09:55:17,976 INFO L758 garLoopResultBuilder]: At program point L162-1(lines 157 165) the Hoare annotation is: false [2021-07-05 09:55:17,976 INFO L758 garLoopResultBuilder]: At program point L162-2(lines 157 165) the Hoare annotation is: false [2021-07-05 09:55:17,976 INFO L762 garLoopResultBuilder]: For program point L724(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,976 INFO L762 garLoopResultBuilder]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,977 INFO L762 garLoopResultBuilder]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2021-07-05 09:55:17,977 INFO L762 garLoopResultBuilder]: For program point L659(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,977 INFO L758 garLoopResultBuilder]: At program point L659-1(lines 1 923) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0))) (.cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) .cse0 (= |ULTIMATE.start_valid_product_#res| 1) .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse2 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,977 INFO L762 garLoopResultBuilder]: For program point L659-2(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,977 INFO L758 garLoopResultBuilder]: At program point L659-3(lines 1 923) the Hoare annotation is: false [2021-07-05 09:55:17,977 INFO L762 garLoopResultBuilder]: For program point L659-4(lines 659 672) no Hoare annotation was computed. [2021-07-05 09:55:17,978 INFO L758 garLoopResultBuilder]: At program point L659-5(lines 1 923) the Hoare annotation is: false [2021-07-05 09:55:17,978 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 09:55:17,978 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,978 INFO L762 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2021-07-05 09:55:17,978 INFO L758 garLoopResultBuilder]: At program point L876-1(lines 876 882) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse1 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4 0)) .cse1 .cse2 .cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse0) (and .cse1 .cse2 .cse3 .cse0 (not (= 0 ~systemActive~0)))))) [2021-07-05 09:55:17,978 INFO L762 garLoopResultBuilder]: For program point L645(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,978 INFO L762 garLoopResultBuilder]: For program point L645-1(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,978 INFO L758 garLoopResultBuilder]: At program point L67(lines 1 923) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-07-05 09:55:17,979 INFO L762 garLoopResultBuilder]: For program point L645-2(line 645) no Hoare annotation was computed. [2021-07-05 09:55:17,979 INFO L758 garLoopResultBuilder]: At program point L695(lines 695 701) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and (= ULTIMATE.start_main_~tmp~0 1) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) .cse0) (and (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) .cse0)))) [2021-07-05 09:55:17,979 INFO L758 garLoopResultBuilder]: At program point L695-1(lines 695 701) the Hoare annotation is: false [2021-07-05 09:55:17,979 INFO L762 garLoopResultBuilder]: For program point L117(lines 117 121) no Hoare annotation was computed. [2021-07-05 09:55:17,979 INFO L758 garLoopResultBuilder]: At program point L695-2(lines 695 701) the Hoare annotation is: false [2021-07-05 09:55:17,979 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2021-07-05 09:55:17,979 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 09:55:17,980 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was SAFE (3/3) [2021-07-05 09:55:18,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 09:55:18 BoogieIcfgContainer [2021-07-05 09:55:18,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 09:55:18,010 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 09:55:18,010 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 09:55:18,010 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 09:55:18,011 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 09:55:14" (3/4) ... [2021-07-05 09:55:18,014 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 09:55:18,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-07-05 09:55:18,033 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-07-05 09:55:18,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-07-05 09:55:18,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-07-05 09:55:18,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 09:55:18,035 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:18,035 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 09:55:18,055 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:18,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2021-07-05 09:55:18,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: tmp == 1 && \result == 1 [2021-07-05 09:55:18,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: tmp == 1 && \result == 1 [2021-07-05 09:55:18,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((((tmp == 1 && 2 <= waterLevel) && !(tmp == 0)) && \result == 1) && !(\result == 0)) && pumpRunning == 0) || (((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) [2021-07-05 09:55:18,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) [2021-07-05 09:55:18,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) [2021-07-05 09:55:18,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:18,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:18,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:18,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) [2021-07-05 09:55:18,059 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && !(\result == 0)) && pumpRunning == 0) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) [2021-07-05 09:55:18,081 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 09:55:18,081 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 09:55:18,082 INFO L168 Benchmark]: Toolchain (without parser) took 4796.29 ms. Allocated memory was 52.4 MB in the beginning and 111.1 MB in the end (delta: 58.7 MB). Free memory was 28.5 MB in the beginning and 85.3 MB in the end (delta: -56.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,082 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 34.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 09:55:18,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.35 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.3 MB in the beginning and 38.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.11 ms. Allocated memory is still 62.9 MB. Free memory was 38.0 MB in the beginning and 35.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,083 INFO L168 Benchmark]: Boogie Preprocessor took 50.06 ms. Allocated memory is still 62.9 MB. Free memory was 35.2 MB in the beginning and 33.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,083 INFO L168 Benchmark]: RCFGBuilder took 805.31 ms. Allocated memory is still 62.9 MB. Free memory was 32.8 MB in the beginning and 34.0 MB in the end (delta: -1.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,083 INFO L168 Benchmark]: TraceAbstraction took 3371.39 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 33.3 MB in the beginning and 28.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,084 INFO L168 Benchmark]: Witness Printer took 71.22 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 28.7 MB in the beginning and 85.3 MB in the end (delta: -56.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 09:55:18,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 34.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 410.35 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.3 MB in the beginning and 38.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.11 ms. Allocated memory is still 62.9 MB. Free memory was 38.0 MB in the beginning and 35.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.06 ms. Allocated memory is still 62.9 MB. Free memory was 35.2 MB in the beginning and 33.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 805.31 ms. Allocated memory is still 62.9 MB. Free memory was 32.8 MB in the beginning and 34.0 MB in the end (delta: -1.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3371.39 ms. Allocated memory was 62.9 MB in the beginning and 92.3 MB in the end (delta: 29.4 MB). Free memory was 33.3 MB in the beginning and 28.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. * Witness Printer took 71.22 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 28.7 MB in the beginning and 85.3 MB in the end (delta: -56.6 MB). Peak memory consumption was 2.1 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: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 645]: 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2902.2ms, OverallIterations: 4, TraceHistogramMax: 2, EmptinessCheckTime: 11.3ms, AutomataDifference: 675.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 671.6ms, InitialAbstractionConstructionTime: 10.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 255 SDtfs, 832 SDslu, 490 SDs, 0 SdLazy, 111 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 244.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 268.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=2, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 89.4ms AutomataMinimizationTime, 4 MinimizatonAttempts, 155 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 94 NumberOfFragments, 494 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1203 FormulaSimplificationTreeSizeReduction, 128.8ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 166 FormulaSimplificationTreeSizeReductionInter, 532.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 48.4ms SsaConstructionTime, 296.1ms SatisfiabilityAnalysisTime, 638.8ms InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 333 SizeOfPredicates, 0 NumberOfNonLiveVariables, 378 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 25/30 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 207.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 5.1ms, AutomataDifference: 15.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 60.4ms, InitialAbstractionConstructionTime: 1.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 153 SDtfs, 40 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, 2.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred 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: 5.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 54 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 17.5ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 37.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 7.5ms SsaConstructionTime, 26.6ms SatisfiabilityAnalysisTime, 58.6ms 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, 77 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 186.8ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.6ms, AutomataDifference: 13.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 50.7ms, InitialAbstractionConstructionTime: 2.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 153 SDtfs, 40 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, 2.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred 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: 16.1ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 45 NumberOfFragments, 54 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 16.1ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 32.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 4.6ms SsaConstructionTime, 17.9ms SatisfiabilityAnalysisTime, 39.7ms 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: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && !(\result == 0)) && pumpRunning == 0) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: tmp == 1 && \result == 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: tmp == 1 && \result == 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && (((((((tmp == 1 && 2 <= waterLevel) && !(tmp == 0)) && \result == 1) && !(\result == 0)) && pumpRunning == 0) || (((((!(tmp == 0) && tmp == waterLevel) && waterLevel == 1) && \result == waterLevel) && !(\result == 0)) && pumpRunning == 0)) || ((((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0) && !(0 == systemActive))) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && ((((tmp == 1 && 2 <= waterLevel) && \result == 1) && pumpRunning == 0) || (((tmp == waterLevel && waterLevel == 1) && \result == waterLevel) && pumpRunning == 0)) RESULT: Ultimate proved your program to be correct! [2021-07-05 09:55:18,128 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...