./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product59.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d 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_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product59.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 118c87a61fbb1df2cb9a671e761c9c9d71205fb6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:41:56,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:41:56,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:41:56,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:41:56,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:41:56,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:41:56,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:41:56,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:41:56,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:41:56,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:41:56,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:41:56,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:41:56,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:41:56,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:41:56,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:41:56,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:41:56,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:41:56,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:41:56,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:41:56,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:41:56,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:41:56,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:41:56,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:41:56,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:41:56,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:41:56,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:41:56,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:41:56,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:41:56,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:41:56,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:41:56,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:41:56,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:41:56,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:41:56,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:41:56,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:41:56,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:41:56,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:41:56,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:41:56,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:41:56,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:41:56,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:41:56,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:41:56,825 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:41:56,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:41:56,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:41:56,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:41:56,826 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:41:56,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:41:56,827 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:41:56,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:41:56,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:41:56,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:41:56,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:41:56,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:41:56,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:41:56,828 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:41:56,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:41:56,828 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:41:56,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:41:56,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:41:56,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:41:56,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:41:56,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:41:56,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:41:56,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:41:56,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:41:56,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:41:56,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:41:56,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:41:56,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:41:56,831 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:41:56,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 118c87a61fbb1df2cb9a671e761c9c9d71205fb6 [2020-10-20 01:41:57,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:41:57,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:41:57,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:41:57,043 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:41:57,043 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:41:57,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product59.cil.c [2020-10-20 01:41:57,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/957c2376d/618e7e5abf5d41c893cecbce41929ddb/FLAG14e776326 [2020-10-20 01:41:57,665 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:41:57,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product59.cil.c [2020-10-20 01:41:57,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/957c2376d/618e7e5abf5d41c893cecbce41929ddb/FLAG14e776326 [2020-10-20 01:41:57,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/957c2376d/618e7e5abf5d41c893cecbce41929ddb [2020-10-20 01:41:57,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:41:57,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:41:57,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:57,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:41:57,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:41:57,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:57" (1/1) ... [2020-10-20 01:41:57,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b69f10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:57, skipping insertion in model container [2020-10-20 01:41:57,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:57" (1/1) ... [2020-10-20 01:41:57,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:41:58,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:41:58,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:58,429 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:41:58,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:58,595 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:41:58,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58 WrapperNode [2020-10-20 01:41:58,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:58,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:58,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:41:58,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:41:58,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,624 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:58,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:41:58,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:41:58,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:41:58,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... [2020-10-20 01:41:58,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:41:58,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:41:58,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:41:58,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:41:58,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:41:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:41:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:41:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:41:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:41:59,810 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:41:59,811 INFO L298 CfgBuilder]: Removed 202 assume(true) statements. [2020-10-20 01:41:59,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:59 BoogieIcfgContainer [2020-10-20 01:41:59,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:41:59,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:41:59,815 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:41:59,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:41:59,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:41:57" (1/3) ... [2020-10-20 01:41:59,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@120012ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:59, skipping insertion in model container [2020-10-20 01:41:59,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:58" (2/3) ... [2020-10-20 01:41:59,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@120012ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:59, skipping insertion in model container [2020-10-20 01:41:59,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:59" (3/3) ... [2020-10-20 01:41:59,822 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59.cil.c [2020-10-20 01:41:59,833 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:41:59,840 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:41:59,849 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:41:59,872 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:41:59,872 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:41:59,872 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:41:59,872 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:41:59,873 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:41:59,873 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:41:59,873 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:41:59,873 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:41:59,890 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states. [2020-10-20 01:41:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 01:41:59,896 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:59,897 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:59,897 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:59,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:59,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1591441701, now seen corresponding path program 1 times [2020-10-20 01:41:59,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:59,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166137959] [2020-10-20 01:41:59,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:00,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166137959] [2020-10-20 01:42:00,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:00,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:00,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391328152] [2020-10-20 01:42:00,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:00,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:00,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:00,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:00,177 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 2 states. [2020-10-20 01:42:00,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:00,221 INFO L93 Difference]: Finished difference Result 271 states and 404 transitions. [2020-10-20 01:42:00,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:00,223 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-20 01:42:00,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:00,236 INFO L225 Difference]: With dead ends: 271 [2020-10-20 01:42:00,236 INFO L226 Difference]: Without dead ends: 133 [2020-10-20 01:42:00,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:00,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-20 01:42:00,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2020-10-20 01:42:00,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-20 01:42:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 192 transitions. [2020-10-20 01:42:00,288 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 192 transitions. Word has length 16 [2020-10-20 01:42:00,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:00,288 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 192 transitions. [2020-10-20 01:42:00,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:00,289 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2020-10-20 01:42:00,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 01:42:00,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:00,290 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:00,290 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:00,291 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:00,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:00,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1656768698, now seen corresponding path program 1 times [2020-10-20 01:42:00,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:00,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842477243] [2020-10-20 01:42:00,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:00,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842477243] [2020-10-20 01:42:00,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:00,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:00,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137821241] [2020-10-20 01:42:00,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:00,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:00,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:00,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:00,410 INFO L87 Difference]: Start difference. First operand 133 states and 192 transitions. Second operand 3 states. [2020-10-20 01:42:00,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:00,432 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2020-10-20 01:42:00,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:00,433 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-20 01:42:00,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:00,434 INFO L225 Difference]: With dead ends: 133 [2020-10-20 01:42:00,434 INFO L226 Difference]: Without dead ends: 55 [2020-10-20 01:42:00,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:00,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-20 01:42:00,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-10-20 01:42:00,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-10-20 01:42:00,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2020-10-20 01:42:00,462 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 17 [2020-10-20 01:42:00,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:00,463 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2020-10-20 01:42:00,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:00,463 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2020-10-20 01:42:00,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 01:42:00,464 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:00,464 INFO L422 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] [2020-10-20 01:42:00,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:00,465 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:00,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:00,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1725162559, now seen corresponding path program 1 times [2020-10-20 01:42:00,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:00,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33474041] [2020-10-20 01:42:00,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:00,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:00,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33474041] [2020-10-20 01:42:00,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:00,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:00,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739086923] [2020-10-20 01:42:00,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:00,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:00,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:00,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:00,546 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand 6 states. [2020-10-20 01:42:00,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:00,752 INFO L93 Difference]: Finished difference Result 176 states and 259 transitions. [2020-10-20 01:42:00,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:00,752 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-20 01:42:00,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:00,754 INFO L225 Difference]: With dead ends: 176 [2020-10-20 01:42:00,754 INFO L226 Difference]: Without dead ends: 127 [2020-10-20 01:42:00,755 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:00,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-10-20 01:42:00,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 74. [2020-10-20 01:42:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2020-10-20 01:42:00,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2020-10-20 01:42:00,768 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 22 [2020-10-20 01:42:00,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:00,768 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2020-10-20 01:42:00,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2020-10-20 01:42:00,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:00,770 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:00,770 INFO L422 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] [2020-10-20 01:42:00,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:00,771 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:00,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:00,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1536171928, now seen corresponding path program 1 times [2020-10-20 01:42:00,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:00,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885931816] [2020-10-20 01:42:00,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:00,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885931816] [2020-10-20 01:42:00,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:00,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:00,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99656853] [2020-10-20 01:42:00,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:00,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:00,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:00,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:00,851 INFO L87 Difference]: Start difference. First operand 74 states and 108 transitions. Second operand 3 states. [2020-10-20 01:42:00,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:00,891 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2020-10-20 01:42:00,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:00,891 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-10-20 01:42:00,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:00,893 INFO L225 Difference]: With dead ends: 163 [2020-10-20 01:42:00,893 INFO L226 Difference]: Without dead ends: 95 [2020-10-20 01:42:00,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:00,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-10-20 01:42:00,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2020-10-20 01:42:00,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-10-20 01:42:00,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2020-10-20 01:42:00,905 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 24 [2020-10-20 01:42:00,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:00,906 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2020-10-20 01:42:00,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2020-10-20 01:42:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 01:42:00,907 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:00,907 INFO L422 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] [2020-10-20 01:42:00,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:00,908 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:00,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:00,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1391898518, now seen corresponding path program 1 times [2020-10-20 01:42:00,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:00,909 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901442835] [2020-10-20 01:42:00,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:00,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901442835] [2020-10-20 01:42:00,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:00,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:00,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150302948] [2020-10-20 01:42:00,999 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:00,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:00,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:01,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:01,000 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand 5 states. [2020-10-20 01:42:01,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:01,119 INFO L93 Difference]: Finished difference Result 477 states and 692 transitions. [2020-10-20 01:42:01,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:01,120 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-20 01:42:01,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:01,123 INFO L225 Difference]: With dead ends: 477 [2020-10-20 01:42:01,123 INFO L226 Difference]: Without dead ends: 390 [2020-10-20 01:42:01,124 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:42:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-10-20 01:42:01,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 172. [2020-10-20 01:42:01,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-10-20 01:42:01,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 242 transitions. [2020-10-20 01:42:01,145 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 242 transitions. Word has length 25 [2020-10-20 01:42:01,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:01,146 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 242 transitions. [2020-10-20 01:42:01,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:01,146 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2020-10-20 01:42:01,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:42:01,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:01,148 INFO L422 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] [2020-10-20 01:42:01,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:01,149 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:01,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:01,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1188091424, now seen corresponding path program 1 times [2020-10-20 01:42:01,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:01,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884214846] [2020-10-20 01:42:01,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:01,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884214846] [2020-10-20 01:42:01,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:01,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:01,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823522578] [2020-10-20 01:42:01,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:01,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:01,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:01,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:01,224 INFO L87 Difference]: Start difference. First operand 172 states and 242 transitions. Second operand 5 states. [2020-10-20 01:42:01,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:01,374 INFO L93 Difference]: Finished difference Result 490 states and 693 transitions. [2020-10-20 01:42:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:42:01,375 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-20 01:42:01,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:01,378 INFO L225 Difference]: With dead ends: 490 [2020-10-20 01:42:01,378 INFO L226 Difference]: Without dead ends: 488 [2020-10-20 01:42:01,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:42:01,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-10-20 01:42:01,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 172. [2020-10-20 01:42:01,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-10-20 01:42:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2020-10-20 01:42:01,397 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 26 [2020-10-20 01:42:01,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:01,397 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2020-10-20 01:42:01,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2020-10-20 01:42:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:01,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:01,399 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:01,399 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:42:01,399 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:01,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:01,400 INFO L82 PathProgramCache]: Analyzing trace with hash 770731220, now seen corresponding path program 1 times [2020-10-20 01:42:01,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:01,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639081542] [2020-10-20 01:42:01,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:01,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:01,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639081542] [2020-10-20 01:42:01,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:01,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:01,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659848028] [2020-10-20 01:42:01,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:01,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:01,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:01,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:01,457 INFO L87 Difference]: Start difference. First operand 172 states and 240 transitions. Second operand 5 states. [2020-10-20 01:42:01,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:01,581 INFO L93 Difference]: Finished difference Result 500 states and 692 transitions. [2020-10-20 01:42:01,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:01,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-20 01:42:01,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:01,584 INFO L225 Difference]: With dead ends: 500 [2020-10-20 01:42:01,584 INFO L226 Difference]: Without dead ends: 334 [2020-10-20 01:42:01,585 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:42:01,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2020-10-20 01:42:01,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 184. [2020-10-20 01:42:01,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-10-20 01:42:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 252 transitions. [2020-10-20 01:42:01,605 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 252 transitions. Word has length 34 [2020-10-20 01:42:01,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:01,605 INFO L481 AbstractCegarLoop]: Abstraction has 184 states and 252 transitions. [2020-10-20 01:42:01,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:01,606 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2020-10-20 01:42:01,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:01,607 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:01,607 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:01,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:42:01,608 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:01,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:01,608 INFO L82 PathProgramCache]: Analyzing trace with hash 183925206, now seen corresponding path program 1 times [2020-10-20 01:42:01,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:01,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179754827] [2020-10-20 01:42:01,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:01,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179754827] [2020-10-20 01:42:01,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:01,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:01,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510388847] [2020-10-20 01:42:01,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:01,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:01,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:01,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:01,666 INFO L87 Difference]: Start difference. First operand 184 states and 252 transitions. Second operand 6 states. [2020-10-20 01:42:01,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:01,800 INFO L93 Difference]: Finished difference Result 534 states and 726 transitions. [2020-10-20 01:42:01,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:42:01,801 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2020-10-20 01:42:01,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:01,804 INFO L225 Difference]: With dead ends: 534 [2020-10-20 01:42:01,804 INFO L226 Difference]: Without dead ends: 356 [2020-10-20 01:42:01,805 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:42:01,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-10-20 01:42:01,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 192. [2020-10-20 01:42:01,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2020-10-20 01:42:01,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2020-10-20 01:42:01,829 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 34 [2020-10-20 01:42:01,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:01,829 INFO L481 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2020-10-20 01:42:01,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:01,829 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2020-10-20 01:42:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:01,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:01,831 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:01,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:42:01,832 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:01,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:01,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1095938472, now seen corresponding path program 1 times [2020-10-20 01:42:01,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:01,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257384738] [2020-10-20 01:42:01,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:01,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:01,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257384738] [2020-10-20 01:42:01,876 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:01,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:01,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735207568] [2020-10-20 01:42:01,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:01,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:01,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:01,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:01,970 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand 3 states. [2020-10-20 01:42:02,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:02,021 INFO L93 Difference]: Finished difference Result 466 states and 630 transitions. [2020-10-20 01:42:02,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:02,022 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-10-20 01:42:02,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:02,024 INFO L225 Difference]: With dead ends: 466 [2020-10-20 01:42:02,024 INFO L226 Difference]: Without dead ends: 280 [2020-10-20 01:42:02,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:02,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2020-10-20 01:42:02,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 280. [2020-10-20 01:42:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-10-20 01:42:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 370 transitions. [2020-10-20 01:42:02,058 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 370 transitions. Word has length 34 [2020-10-20 01:42:02,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:02,059 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 370 transitions. [2020-10-20 01:42:02,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:02,059 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 370 transitions. [2020-10-20 01:42:02,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-20 01:42:02,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:02,062 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:02,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:42:02,063 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:02,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:02,063 INFO L82 PathProgramCache]: Analyzing trace with hash 420497238, now seen corresponding path program 1 times [2020-10-20 01:42:02,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:02,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210134569] [2020-10-20 01:42:02,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:02,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210134569] [2020-10-20 01:42:02,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:02,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:02,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416017150] [2020-10-20 01:42:02,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:02,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:02,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:02,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:02,121 INFO L87 Difference]: Start difference. First operand 280 states and 370 transitions. Second operand 6 states. [2020-10-20 01:42:02,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:02,397 INFO L93 Difference]: Finished difference Result 856 states and 1134 transitions. [2020-10-20 01:42:02,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-20 01:42:02,398 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-10-20 01:42:02,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:02,401 INFO L225 Difference]: With dead ends: 856 [2020-10-20 01:42:02,401 INFO L226 Difference]: Without dead ends: 582 [2020-10-20 01:42:02,402 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-10-20 01:42:02,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-10-20 01:42:02,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 280. [2020-10-20 01:42:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-10-20 01:42:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 363 transitions. [2020-10-20 01:42:02,441 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 363 transitions. Word has length 35 [2020-10-20 01:42:02,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:02,442 INFO L481 AbstractCegarLoop]: Abstraction has 280 states and 363 transitions. [2020-10-20 01:42:02,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:02,442 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2020-10-20 01:42:02,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-20 01:42:02,443 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:02,443 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:02,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:42:02,443 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:02,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:02,444 INFO L82 PathProgramCache]: Analyzing trace with hash 569511075, now seen corresponding path program 1 times [2020-10-20 01:42:02,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:02,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653609864] [2020-10-20 01:42:02,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:42:02,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653609864] [2020-10-20 01:42:02,545 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:02,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:42:02,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291632961] [2020-10-20 01:42:02,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:02,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:02,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:02,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:02,546 INFO L87 Difference]: Start difference. First operand 280 states and 363 transitions. Second operand 6 states. [2020-10-20 01:42:02,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:02,908 INFO L93 Difference]: Finished difference Result 1458 states and 1932 transitions. [2020-10-20 01:42:02,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:42:02,908 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-10-20 01:42:02,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:02,914 INFO L225 Difference]: With dead ends: 1458 [2020-10-20 01:42:02,914 INFO L226 Difference]: Without dead ends: 1272 [2020-10-20 01:42:02,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-20 01:42:02,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2020-10-20 01:42:02,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 548. [2020-10-20 01:42:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2020-10-20 01:42:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 712 transitions. [2020-10-20 01:42:02,983 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 712 transitions. Word has length 56 [2020-10-20 01:42:02,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:02,983 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 712 transitions. [2020-10-20 01:42:02,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 712 transitions. [2020-10-20 01:42:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-20 01:42:02,985 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:02,985 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:02,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:42:02,986 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:02,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:02,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1270575653, now seen corresponding path program 1 times [2020-10-20 01:42:02,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:02,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032662691] [2020-10-20 01:42:02,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:03,046 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-20 01:42:03,046 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032662691] [2020-10-20 01:42:03,046 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:03,046 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:03,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15686379] [2020-10-20 01:42:03,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:03,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:03,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:03,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:03,054 INFO L87 Difference]: Start difference. First operand 548 states and 712 transitions. Second operand 5 states. [2020-10-20 01:42:03,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:03,170 INFO L93 Difference]: Finished difference Result 1114 states and 1447 transitions. [2020-10-20 01:42:03,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:03,171 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-10-20 01:42:03,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:03,171 INFO L225 Difference]: With dead ends: 1114 [2020-10-20 01:42:03,171 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:03,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:42:03,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:03,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:03,174 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-20 01:42:03,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:03,174 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:03,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:03,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:03,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 01:42:03,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:03,755 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-10-20 01:42:04,266 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 200 [2020-10-20 01:42:04,707 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 211 [2020-10-20 01:42:05,025 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 171 [2020-10-20 01:42:05,162 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 135 [2020-10-20 01:42:05,435 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 157 [2020-10-20 01:42:05,798 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 210 [2020-10-20 01:42:05,920 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 88 [2020-10-20 01:42:06,250 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 169 [2020-10-20 01:42:07,657 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 205 DAG size of output: 32 [2020-10-20 01:42:08,779 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 196 DAG size of output: 30 [2020-10-20 01:42:10,049 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 207 DAG size of output: 30 [2020-10-20 01:42:11,104 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 169 DAG size of output: 39 [2020-10-20 01:42:11,722 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 40 [2020-10-20 01:42:12,028 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 21 [2020-10-20 01:42:12,208 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-10-20 01:42:12,990 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 32 [2020-10-20 01:42:13,138 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2020-10-20 01:42:13,291 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 25 [2020-10-20 01:42:14,570 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 206 DAG size of output: 32 [2020-10-20 01:42:14,870 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 24 [2020-10-20 01:42:15,315 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2020-10-20 01:42:16,364 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 167 DAG size of output: 39 [2020-10-20 01:42:16,515 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2020-10-20 01:42:16,519 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:16,519 INFO L270 CegarLoopResult]: At program point L399(lines 394 402) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:16,519 INFO L270 CegarLoopResult]: At program point L399-1(lines 394 402) the Hoare annotation is: false [2020-10-20 01:42:16,520 INFO L270 CegarLoopResult]: At program point L399-2(lines 394 402) the Hoare annotation is: false [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 471) no Hoare annotation was computed. [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2020-10-20 01:42:16,520 INFO L274 CegarLoopResult]: For program point L302(lines 302 319) no Hoare annotation was computed. [2020-10-20 01:42:16,521 INFO L274 CegarLoopResult]: For program point L467-5(lines 467 471) no Hoare annotation was computed. [2020-10-20 01:42:16,521 INFO L274 CegarLoopResult]: For program point L302-1(lines 302 319) no Hoare annotation was computed. [2020-10-20 01:42:16,521 INFO L274 CegarLoopResult]: For program point L467-6(lines 467 471) no Hoare annotation was computed. [2020-10-20 01:42:16,521 INFO L274 CegarLoopResult]: For program point L302-2(lines 302 319) no Hoare annotation was computed. [2020-10-20 01:42:16,522 INFO L274 CegarLoopResult]: For program point L302-3(lines 302 319) no Hoare annotation was computed. [2020-10-20 01:42:16,522 INFO L274 CegarLoopResult]: For program point L467-8(lines 467 471) no Hoare annotation was computed. [2020-10-20 01:42:16,522 INFO L274 CegarLoopResult]: For program point L302-4(lines 302 319) no Hoare annotation was computed. [2020-10-20 01:42:16,522 INFO L274 CegarLoopResult]: For program point L302-5(lines 302 319) no Hoare annotation was computed. [2020-10-20 01:42:16,522 INFO L270 CegarLoopResult]: At program point L270(lines 269 288) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:16,523 INFO L274 CegarLoopResult]: For program point L270-1(lines 270 276) no Hoare annotation was computed. [2020-10-20 01:42:16,523 INFO L274 CegarLoopResult]: For program point L204(lines 203 250) no Hoare annotation was computed. [2020-10-20 01:42:16,523 INFO L270 CegarLoopResult]: At program point L270-2(lines 269 288) the Hoare annotation is: false [2020-10-20 01:42:16,523 INFO L270 CegarLoopResult]: At program point L270-3(lines 269 288) the Hoare annotation is: false [2020-10-20 01:42:16,523 INFO L270 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2020-10-20 01:42:16,524 INFO L270 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse7 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse2 .cse4 .cse5 .cse8 .cse6) (and .cse0 .cse9 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse9 .cse2 .cse4 .cse5 .cse8 .cse6))) [2020-10-20 01:42:16,524 INFO L270 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2020-10-20 01:42:16,524 INFO L270 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: false [2020-10-20 01:42:16,524 INFO L270 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2020-10-20 01:42:16,525 INFO L270 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2020-10-20 01:42:16,525 INFO L274 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2020-10-20 01:42:16,525 INFO L274 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2020-10-20 01:42:16,525 INFO L270 CegarLoopResult]: At program point L239-1(lines 270 276) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse5) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse6 .cse4 .cse7 .cse5))) [2020-10-20 01:42:16,525 INFO L274 CegarLoopResult]: For program point L306(lines 306 314) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L274 CegarLoopResult]: For program point L306-1(lines 306 314) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L274 CegarLoopResult]: For program point L306-2(lines 306 314) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L274 CegarLoopResult]: For program point L306-3(lines 306 314) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L274 CegarLoopResult]: For program point L306-4(lines 306 314) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L274 CegarLoopResult]: For program point L306-5(lines 306 314) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:16,526 INFO L270 CegarLoopResult]: At program point L473(lines 458 476) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 1)) (.cse2 (= |ULTIMATE.start_isLowWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_isLowWaterLevel_~tmp~6 0)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse1 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L473-1(lines 458 476) the Hoare annotation is: false [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L473-2(lines 458 476) the Hoare annotation is: false [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L277(lines 277 283) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (not (= 0 ~systemActive~0)) (<= 2 ~waterLevel~0) .cse2 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4))) [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L277-1(lines 277 283) the Hoare annotation is: false [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L277-2(lines 277 283) the Hoare annotation is: false [2020-10-20 01:42:16,527 INFO L274 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2020-10-20 01:42:16,527 INFO L274 CegarLoopResult]: For program point L213(lines 213 219) no Hoare annotation was computed. [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L213-1(lines 213 219) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse6) (and .cse0 .cse1 .cse3 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse7 .cse4 .cse8 .cse6))) [2020-10-20 01:42:16,527 INFO L270 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:16,528 INFO L270 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2020-10-20 01:42:16,528 INFO L270 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2020-10-20 01:42:16,528 INFO L270 CegarLoopResult]: At program point L908-2(lines 908 922) the Hoare annotation is: false [2020-10-20 01:42:16,528 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-20 01:42:16,528 INFO L274 CegarLoopResult]: For program point L481(lines 481 487) no Hoare annotation was computed. [2020-10-20 01:42:16,528 INFO L270 CegarLoopResult]: At program point L481-1(lines 481 487) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse4 .cse1 .cse2 .cse3))) [2020-10-20 01:42:16,528 INFO L274 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,528 INFO L274 CegarLoopResult]: For program point L448-2(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,528 INFO L274 CegarLoopResult]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-5(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-6(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-8(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-9(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-11(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-12(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-14(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-15(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point L448-17(lines 448 452) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:16,529 INFO L270 CegarLoopResult]: At program point L251(lines 202 252) the Hoare annotation is: false [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L185-1(line 185) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L185-2(line 185) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L912-1(lines 270 276) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L979(lines 979 986) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L277 CegarLoopResult]: At program point L979-1(lines 979 986) the Hoare annotation is: true [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L274 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2020-10-20 01:42:16,530 INFO L270 CegarLoopResult]: At program point L454(lines 439 457) the Hoare annotation is: false [2020-10-20 01:42:16,531 INFO L270 CegarLoopResult]: At program point L454-1(lines 439 457) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse11 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse5 .cse11 .cse6 .cse7 .cse9) (and .cse0 .cse2 .cse3 .cse10 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse5 .cse11 .cse6 .cse7 .cse9))) [2020-10-20 01:42:16,531 INFO L270 CegarLoopResult]: At program point L454-2(lines 439 457) the Hoare annotation is: false [2020-10-20 01:42:16,531 INFO L270 CegarLoopResult]: At program point L454-3(lines 439 457) the Hoare annotation is: false [2020-10-20 01:42:16,531 INFO L270 CegarLoopResult]: At program point L454-4(lines 439 457) the Hoare annotation is: false [2020-10-20 01:42:16,531 INFO L270 CegarLoopResult]: At program point L454-5(lines 439 457) the Hoare annotation is: false [2020-10-20 01:42:16,531 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:16,531 INFO L274 CegarLoopResult]: For program point L223(lines 223 229) no Hoare annotation was computed. [2020-10-20 01:42:16,531 INFO L270 CegarLoopResult]: At program point L223-1(lines 223 229) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse5) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse8 .cse6 .cse4 .cse7 .cse5))) [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L884(lines 1 991) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L390(lines 383 393) the Hoare annotation is: false [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L390-1(lines 383 393) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L390-2(lines 383 393) the Hoare annotation is: false [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L390-3(lines 383 393) the Hoare annotation is: false [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L390-4(lines 383 393) the Hoare annotation is: false [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L390-5(lines 383 393) the Hoare annotation is: false [2020-10-20 01:42:16,532 INFO L270 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 (<= 2 ~waterLevel~0) .cse4 .cse6) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6))) [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-6(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-7(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L270 CegarLoopResult]: At program point L93-8(lines 88 96) the Hoare annotation is: false [2020-10-20 01:42:16,533 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:16,534 INFO L277 CegarLoopResult]: At program point L988(lines 969 991) the Hoare annotation is: true [2020-10-20 01:42:16,534 INFO L274 CegarLoopResult]: For program point L328(lines 328 345) no Hoare annotation was computed. [2020-10-20 01:42:16,534 INFO L274 CegarLoopResult]: For program point L328-1(lines 328 345) no Hoare annotation was computed. [2020-10-20 01:42:16,534 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 345) no Hoare annotation was computed. [2020-10-20 01:42:16,534 INFO L274 CegarLoopResult]: For program point L163(lines 163 176) no Hoare annotation was computed. [2020-10-20 01:42:16,534 INFO L270 CegarLoopResult]: At program point L163-1(lines 1 991) the Hoare annotation is: (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse4 .cse8 .cse6) (and .cse0 .cse1 .cse3 .cse7 .cse4 .cse8 .cse5 .cse6) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse7 .cse4 .cse8 .cse6))) [2020-10-20 01:42:16,534 INFO L274 CegarLoopResult]: For program point L163-2(lines 163 176) no Hoare annotation was computed. [2020-10-20 01:42:16,534 INFO L270 CegarLoopResult]: At program point L163-3(lines 1 991) the Hoare annotation is: false [2020-10-20 01:42:16,535 INFO L274 CegarLoopResult]: For program point L163-4(lines 163 176) no Hoare annotation was computed. [2020-10-20 01:42:16,535 INFO L270 CegarLoopResult]: At program point L163-5(lines 1 991) the Hoare annotation is: false [2020-10-20 01:42:16,535 INFO L270 CegarLoopResult]: At program point L956(lines 952 958) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:16,535 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:16,535 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:16,535 INFO L270 CegarLoopResult]: At program point L892(lines 887 895) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:42:16,535 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:42:16,535 INFO L274 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:42:16,535 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L332(lines 332 340) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L365-2(lines 365 371) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L332-1(lines 332 340) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L332-2(lines 332 340) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L233(lines 233 246) no Hoare annotation was computed. [2020-10-20 01:42:16,536 INFO L274 CegarLoopResult]: For program point L365-4(lines 365 371) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L365-6(lines 365 371) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L167-2(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L365-8(lines 365 371) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L365-10(lines 365 371) no Hoare annotation was computed. [2020-10-20 01:42:16,537 INFO L274 CegarLoopResult]: For program point L167-4(lines 167 173) no Hoare annotation was computed. [2020-10-20 01:42:16,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:16 BoogieIcfgContainer [2020-10-20 01:42:16,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:16,577 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:16,577 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:16,578 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:16,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:59" (3/4) ... [2020-10-20 01:42:16,582 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:16,606 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:16,607 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:16,609 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:16,610 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:16,611 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:16,612 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:16,613 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:16,647 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-20 01:42:16,648 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-20 01:42:16,648 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,648 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,649 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,649 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,650 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,650 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,651 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:16,652 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,653 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,659 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,659 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 [2020-10-20 01:42:16,662 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp___0 == 1 && tmp == 1) && \result == 1) && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((((((tmp___0 == 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) [2020-10-20 01:42:16,662 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && tmp___0 == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((tmp == 1 && !(tmp == 0)) && tmp___0 == 0) && methaneLevelCritical == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:16,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:16,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:42:16,774 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:16,774 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:16,776 INFO L168 Benchmark]: Toolchain (without parser) took 18827.64 ms. Allocated memory was 36.7 MB in the beginning and 168.3 MB in the end (delta: 131.6 MB). Free memory was 18.0 MB in the beginning and 100.6 MB in the end (delta: -82.7 MB). Peak memory consumption was 48.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,776 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 34.1 MB. Free memory was 11.3 MB in the beginning and 11.2 MB in the end (delta: 68.3 kB). Peak memory consumption was 68.3 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.98 ms. Allocated memory was 36.7 MB in the beginning and 46.1 MB in the end (delta: 9.4 MB). Free memory was 17.2 MB in the beginning and 27.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.58 ms. Allocated memory is still 46.1 MB. Free memory was 27.2 MB in the beginning and 22.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,777 INFO L168 Benchmark]: Boogie Preprocessor took 52.35 ms. Allocated memory is still 46.1 MB. Free memory was 22.8 MB in the beginning and 19.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,777 INFO L168 Benchmark]: RCFGBuilder took 1091.74 ms. Allocated memory was 46.1 MB in the beginning and 51.4 MB in the end (delta: 5.2 MB). Free memory was 19.7 MB in the beginning and 25.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,778 INFO L168 Benchmark]: TraceAbstraction took 16762.51 ms. Allocated memory was 51.4 MB in the beginning and 168.3 MB in the end (delta: 116.9 MB). Free memory was 24.9 MB in the beginning and 116.8 MB in the end (delta: -91.8 MB). Peak memory consumption was 134.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,778 INFO L168 Benchmark]: Witness Printer took 197.04 ms. Allocated memory is still 168.3 MB. Free memory was 116.8 MB in the beginning and 100.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:16,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 34.1 MB. Free memory was 11.3 MB in the beginning and 11.2 MB in the end (delta: 68.3 kB). Peak memory consumption was 68.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 641.98 ms. Allocated memory was 36.7 MB in the beginning and 46.1 MB in the end (delta: 9.4 MB). Free memory was 17.2 MB in the beginning and 27.4 MB in the end (delta: -10.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 71.58 ms. Allocated memory is still 46.1 MB. Free memory was 27.2 MB in the beginning and 22.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 52.35 ms. Allocated memory is still 46.1 MB. Free memory was 22.8 MB in the beginning and 19.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1091.74 ms. Allocated memory was 46.1 MB in the beginning and 51.4 MB in the end (delta: 5.2 MB). Free memory was 19.7 MB in the beginning and 25.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.2 MB. Max. memory is 14.3 GB. * TraceAbstraction took 16762.51 ms. Allocated memory was 51.4 MB in the beginning and 168.3 MB in the end (delta: 116.9 MB). Free memory was 24.9 MB in the beginning and 116.8 MB in the end (delta: -91.8 MB). Peak memory consumption was 134.9 MB. Max. memory is 14.3 GB. * Witness Printer took 197.04 ms. Allocated memory is still 168.3 MB. Free memory was 116.8 MB in the beginning and 100.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: (((((((((((tmp == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && tmp___0 == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((tmp == 1 && !(tmp == 0)) && tmp___0 == 0) && methaneLevelCritical == 0) && \result == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: (((((((((tmp___0 == 1 && tmp == 1) && \result == 1) && tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((((((tmp___0 == 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((waterLevel == 1 && tmp == 1) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0) && \result == 1)) || ((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && \result == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 140 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1464 SDtfs, 2372 SDslu, 2932 SDs, 0 SdLazy, 341 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=548occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1929 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 331 NumberOfFragments, 1162 HoareAnnotationTreeSize, 56 FomulaSimplifications, 2048502 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1906679 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 23032 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...