./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product48.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_spec5_product48.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 b344abba4d30d2c065bb81b7d5c104985c5373df ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 01:45:11,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:45:11,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:45:11,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:45:11,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:45:11,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:45:11,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:45:11,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:45:11,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:45:11,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:45:11,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:45:11,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:45:11,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:45:11,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:45:11,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:45:11,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:45:11,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:45:11,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:45:11,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:45:11,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:45:11,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:45:11,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:45:11,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:45:11,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:45:11,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:45:11,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:45:11,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:45:11,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:45:11,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:45:11,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:45:11,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:45:11,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:45:11,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:45:11,910 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:45:11,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:45:11,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:45:11,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:45:11,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:45:11,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:45:11,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:45:11,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:45:11,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:45:11,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:45:11,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:45:11,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:45:11,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:45:11,956 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:45:11,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:45:11,957 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:45:11,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:45:11,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:45:11,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:45:11,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:45:11,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:45:11,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:45:11,958 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:45:11,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:45:11,958 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:45:11,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:45:11,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:45:11,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:45:11,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:45:11,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:45:11,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:45:11,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:45:11,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:45:11,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:45:11,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:45:11,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:45:11,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:45:11,964 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:45:11,964 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 -> b344abba4d30d2c065bb81b7d5c104985c5373df [2020-10-20 01:45:12,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:45:12,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:45:12,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:45:12,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:45:12,208 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:45:12,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2020-10-20 01:45:12,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8106908f2/d08f5da269434f1ab2e8798bf72be5a2/FLAG5656da0a1 [2020-10-20 01:45:12,841 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:45:12,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2020-10-20 01:45:12,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8106908f2/d08f5da269434f1ab2e8798bf72be5a2/FLAG5656da0a1 [2020-10-20 01:45:13,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8106908f2/d08f5da269434f1ab2e8798bf72be5a2 [2020-10-20 01:45:13,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:45:13,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:45:13,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:13,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:45:13,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:45:13,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c01e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13, skipping insertion in model container [2020-10-20 01:45:13,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:45:13,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:45:13,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:13,598 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:45:13,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:45:13,724 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:45:13,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13 WrapperNode [2020-10-20 01:45:13,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:45:13,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:13,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:45:13,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:45:13,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:45:13,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:45:13,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:45:13,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:45:13,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (1/1) ... [2020-10-20 01:45:13,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:45:13,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:45:13,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:45:13,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:45:13,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (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 01:45:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:45:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:45:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:45:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:45:15,023 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:45:15,024 INFO L298 CfgBuilder]: Removed 218 assume(true) statements. [2020-10-20 01:45:15,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:15 BoogieIcfgContainer [2020-10-20 01:45:15,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:45:15,027 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:45:15,027 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:45:15,031 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:45:15,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:45:13" (1/3) ... [2020-10-20 01:45:15,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f5c747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:45:15, skipping insertion in model container [2020-10-20 01:45:15,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:45:13" (2/3) ... [2020-10-20 01:45:15,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45f5c747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:45:15, skipping insertion in model container [2020-10-20 01:45:15,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:15" (3/3) ... [2020-10-20 01:45:15,035 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2020-10-20 01:45:15,050 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:45:15,060 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:45:15,075 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:45:15,108 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:45:15,108 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:45:15,108 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:45:15,108 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:45:15,109 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:45:15,109 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:45:15,109 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:45:15,109 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:45:15,142 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-10-20 01:45:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:45:15,149 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:15,151 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:45:15,151 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:15,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:15,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1297291488, now seen corresponding path program 1 times [2020-10-20 01:45:15,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:15,166 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641375274] [2020-10-20 01:45:15,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:15,426 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 01:45:15,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641375274] [2020-10-20 01:45:15,429 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:15,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:15,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918109487] [2020-10-20 01:45:15,437 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:45:15,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:15,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:45:15,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:45:15,455 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2020-10-20 01:45:15,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:15,507 INFO L93 Difference]: Finished difference Result 276 states and 409 transitions. [2020-10-20 01:45:15,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:45:15,509 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-10-20 01:45:15,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:15,524 INFO L225 Difference]: With dead ends: 276 [2020-10-20 01:45:15,524 INFO L226 Difference]: Without dead ends: 136 [2020-10-20 01:45:15,528 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 01:45:15,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-10-20 01:45:15,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2020-10-20 01:45:15,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-10-20 01:45:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2020-10-20 01:45:15,580 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2020-10-20 01:45:15,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:15,581 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2020-10-20 01:45:15,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:45:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2020-10-20 01:45:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-20 01:45:15,584 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:15,584 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] [2020-10-20 01:45:15,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:45:15,585 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:15,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:15,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1990583620, now seen corresponding path program 1 times [2020-10-20 01:45:15,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:15,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033385103] [2020-10-20 01:45:15,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:15,721 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 01:45:15,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033385103] [2020-10-20 01:45:15,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:15,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:45:15,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033342780] [2020-10-20 01:45:15,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:15,725 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:15,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:15,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:15,725 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand 3 states. [2020-10-20 01:45:15,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:15,741 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2020-10-20 01:45:15,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:15,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-10-20 01:45:15,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:15,743 INFO L225 Difference]: With dead ends: 136 [2020-10-20 01:45:15,743 INFO L226 Difference]: Without dead ends: 57 [2020-10-20 01:45:15,745 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 01:45:15,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-20 01:45:15,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-10-20 01:45:15,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-20 01:45:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-10-20 01:45:15,752 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2020-10-20 01:45:15,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:15,752 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-10-20 01:45:15,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:15,753 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-10-20 01:45:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 01:45:15,754 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:15,754 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 01:45:15,754 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:45:15,754 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:15,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:15,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1876130146, now seen corresponding path program 1 times [2020-10-20 01:45:15,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:15,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853083633] [2020-10-20 01:45:15,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:15,907 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 01:45:15,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853083633] [2020-10-20 01:45:15,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:15,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:15,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675326035] [2020-10-20 01:45:15,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:15,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:15,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:15,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:15,910 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 5 states. [2020-10-20 01:45:16,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,016 INFO L93 Difference]: Finished difference Result 133 states and 193 transitions. [2020-10-20 01:45:16,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:16,017 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-20 01:45:16,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,018 INFO L225 Difference]: With dead ends: 133 [2020-10-20 01:45:16,018 INFO L226 Difference]: Without dead ends: 83 [2020-10-20 01:45:16,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:45:16,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-20 01:45:16,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2020-10-20 01:45:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-20 01:45:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 114 transitions. [2020-10-20 01:45:16,064 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 114 transitions. Word has length 26 [2020-10-20 01:45:16,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,065 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 114 transitions. [2020-10-20 01:45:16,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:16,065 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2020-10-20 01:45:16,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-20 01:45:16,068 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,068 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] [2020-10-20 01:45:16,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:45:16,068 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1185211644, now seen corresponding path program 1 times [2020-10-20 01:45:16,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964274568] [2020-10-20 01:45:16,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,192 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 01:45:16,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964274568] [2020-10-20 01:45:16,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:16,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160829690] [2020-10-20 01:45:16,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:16,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:16,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:16,196 INFO L87 Difference]: Start difference. First operand 79 states and 114 transitions. Second operand 3 states. [2020-10-20 01:45:16,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,296 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2020-10-20 01:45:16,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:16,299 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-10-20 01:45:16,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,301 INFO L225 Difference]: With dead ends: 175 [2020-10-20 01:45:16,304 INFO L226 Difference]: Without dead ends: 103 [2020-10-20 01:45:16,305 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 01:45:16,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-20 01:45:16,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2020-10-20 01:45:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-20 01:45:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2020-10-20 01:45:16,322 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 28 [2020-10-20 01:45:16,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,323 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2020-10-20 01:45:16,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2020-10-20 01:45:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-20 01:45:16,329 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,330 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] [2020-10-20 01:45:16,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:45:16,330 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,331 INFO L82 PathProgramCache]: Analyzing trace with hash -1849643669, now seen corresponding path program 1 times [2020-10-20 01:45:16,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990529914] [2020-10-20 01:45:16,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,471 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 01:45:16,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990529914] [2020-10-20 01:45:16,472 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,472 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:45:16,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583715828] [2020-10-20 01:45:16,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:16,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:16,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:16,474 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand 5 states. [2020-10-20 01:45:16,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,605 INFO L93 Difference]: Finished difference Result 332 states and 468 transitions. [2020-10-20 01:45:16,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:16,605 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-10-20 01:45:16,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,608 INFO L225 Difference]: With dead ends: 332 [2020-10-20 01:45:16,608 INFO L226 Difference]: Without dead ends: 238 [2020-10-20 01:45:16,609 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 01:45:16,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-10-20 01:45:16,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 99. [2020-10-20 01:45:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-20 01:45:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2020-10-20 01:45:16,627 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 29 [2020-10-20 01:45:16,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,627 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2020-10-20 01:45:16,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2020-10-20 01:45:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:16,629 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,629 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, 1, 1] [2020-10-20 01:45:16,629 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:45:16,630 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1013914346, now seen corresponding path program 1 times [2020-10-20 01:45:16,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285554295] [2020-10-20 01:45:16,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,704 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 01:45:16,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285554295] [2020-10-20 01:45:16,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:45:16,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242656700] [2020-10-20 01:45:16,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:45:16,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:45:16,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:16,708 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand 5 states. [2020-10-20 01:45:16,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,784 INFO L93 Difference]: Finished difference Result 284 states and 390 transitions. [2020-10-20 01:45:16,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:45:16,785 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-20 01:45:16,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,786 INFO L225 Difference]: With dead ends: 284 [2020-10-20 01:45:16,786 INFO L226 Difference]: Without dead ends: 192 [2020-10-20 01:45:16,787 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 01:45:16,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-10-20 01:45:16,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 105. [2020-10-20 01:45:16,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-20 01:45:16,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2020-10-20 01:45:16,803 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 37 [2020-10-20 01:45:16,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,803 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2020-10-20 01:45:16,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:45:16,804 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2020-10-20 01:45:16,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:16,805 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,805 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, 1, 1] [2020-10-20 01:45:16,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:45:16,806 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,806 INFO L82 PathProgramCache]: Analyzing trace with hash -2025031596, now seen corresponding path program 1 times [2020-10-20 01:45:16,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244913410] [2020-10-20 01:45:16,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:16,885 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 01:45:16,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244913410] [2020-10-20 01:45:16,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:16,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:45:16,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656435480] [2020-10-20 01:45:16,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:45:16,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:16,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:45:16,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:45:16,888 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand 4 states. [2020-10-20 01:45:16,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:16,942 INFO L93 Difference]: Finished difference Result 257 states and 348 transitions. [2020-10-20 01:45:16,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:45:16,942 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-10-20 01:45:16,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:16,944 INFO L225 Difference]: With dead ends: 257 [2020-10-20 01:45:16,944 INFO L226 Difference]: Without dead ends: 159 [2020-10-20 01:45:16,945 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:45:16,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-20 01:45:16,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 109. [2020-10-20 01:45:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-20 01:45:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2020-10-20 01:45:16,965 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 37 [2020-10-20 01:45:16,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:16,967 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2020-10-20 01:45:16,968 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:45:16,968 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2020-10-20 01:45:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:45:16,973 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:16,973 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, 1, 1] [2020-10-20 01:45:16,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:45:16,974 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:16,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:16,975 INFO L82 PathProgramCache]: Analyzing trace with hash 1248867346, now seen corresponding path program 1 times [2020-10-20 01:45:16,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:16,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397111792] [2020-10-20 01:45:16,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:17,035 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 01:45:17,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397111792] [2020-10-20 01:45:17,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:17,036 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:45:17,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798013986] [2020-10-20 01:45:17,037 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:45:17,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:17,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:45:17,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:45:17,039 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand 3 states. [2020-10-20 01:45:17,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:17,079 INFO L93 Difference]: Finished difference Result 261 states and 351 transitions. [2020-10-20 01:45:17,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:45:17,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-20 01:45:17,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:17,082 INFO L225 Difference]: With dead ends: 261 [2020-10-20 01:45:17,082 INFO L226 Difference]: Without dead ends: 159 [2020-10-20 01:45:17,083 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 01:45:17,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-20 01:45:17,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2020-10-20 01:45:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2020-10-20 01:45:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 209 transitions. [2020-10-20 01:45:17,131 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 209 transitions. Word has length 37 [2020-10-20 01:45:17,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:17,133 INFO L481 AbstractCegarLoop]: Abstraction has 159 states and 209 transitions. [2020-10-20 01:45:17,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:45:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 209 transitions. [2020-10-20 01:45:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-20 01:45:17,134 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:17,135 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, 1, 1, 1] [2020-10-20 01:45:17,135 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:45:17,135 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:17,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:17,136 INFO L82 PathProgramCache]: Analyzing trace with hash -1510301998, now seen corresponding path program 1 times [2020-10-20 01:45:17,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:17,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914304002] [2020-10-20 01:45:17,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:17,316 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 01:45:17,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914304002] [2020-10-20 01:45:17,317 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:45:17,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-20 01:45:17,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803802001] [2020-10-20 01:45:17,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:45:17,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:17,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:45:17,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:45:17,320 INFO L87 Difference]: Start difference. First operand 159 states and 209 transitions. Second operand 7 states. [2020-10-20 01:45:17,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:17,736 INFO L93 Difference]: Finished difference Result 729 states and 986 transitions. [2020-10-20 01:45:17,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:45:17,737 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2020-10-20 01:45:17,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:17,741 INFO L225 Difference]: With dead ends: 729 [2020-10-20 01:45:17,741 INFO L226 Difference]: Without dead ends: 627 [2020-10-20 01:45:17,742 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:45:17,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-10-20 01:45:17,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 259. [2020-10-20 01:45:17,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-20 01:45:17,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 340 transitions. [2020-10-20 01:45:17,775 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 340 transitions. Word has length 38 [2020-10-20 01:45:17,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:17,775 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 340 transitions. [2020-10-20 01:45:17,776 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:45:17,776 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 340 transitions. [2020-10-20 01:45:17,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-20 01:45:17,776 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:45:17,777 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2020-10-20 01:45:17,777 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:45:17,777 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:45:17,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:45:17,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1070836700, now seen corresponding path program 1 times [2020-10-20 01:45:17,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:45:17,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089764373] [2020-10-20 01:45:17,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:45:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:17,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089764373] [2020-10-20 01:45:17,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231860398] [2020-10-20 01:45:17,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 01:45:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:45:18,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 01:45:18,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:45:18,116 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:45:18,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:45:18,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-10-20 01:45:18,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540748936] [2020-10-20 01:45:18,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 01:45:18,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:45:18,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 01:45:18,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-20 01:45:18,118 INFO L87 Difference]: Start difference. First operand 259 states and 340 transitions. Second operand 10 states. [2020-10-20 01:45:18,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:45:18,619 INFO L93 Difference]: Finished difference Result 591 states and 787 transitions. [2020-10-20 01:45:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:45:18,620 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2020-10-20 01:45:18,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:45:18,622 INFO L225 Difference]: With dead ends: 591 [2020-10-20 01:45:18,622 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:45:18,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2020-10-20 01:45:18,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:45:18,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:45:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:45:18,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:45:18,625 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-10-20 01:45:18,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:45:18,625 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:45:18,625 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 01:45:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:45:18,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:45:18,840 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-20 01:45:18,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:45:18,949 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2020-10-20 01:45:19,064 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 88 [2020-10-20 01:45:19,884 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2020-10-20 01:45:20,218 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 28 [2020-10-20 01:45:20,546 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 32 [2020-10-20 01:45:20,997 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 30 [2020-10-20 01:45:21,238 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2020-10-20 01:45:21,449 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 18 [2020-10-20 01:45:21,779 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 33 [2020-10-20 01:45:22,028 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2020-10-20 01:45:22,214 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2020-10-20 01:45:22,483 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 37 [2020-10-20 01:45:22,496 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:22,496 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:45:22,497 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:45:22,497 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:45:22,497 INFO L270 CegarLoopResult]: At program point L829-2(lines 829 843) the Hoare annotation is: false [2020-10-20 01:45:22,497 INFO L274 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-10-20 01:45:22,498 INFO L270 CegarLoopResult]: At program point L631(lines 624 634) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,498 INFO L274 CegarLoopResult]: For program point L730-3(lines 730 734) no Hoare annotation was computed. [2020-10-20 01:45:22,498 INFO L270 CegarLoopResult]: At program point L631-1(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,498 INFO L270 CegarLoopResult]: At program point L631-2(lines 624 634) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,498 INFO L270 CegarLoopResult]: At program point L631-3(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,498 INFO L274 CegarLoopResult]: For program point L730-6(lines 730 734) no Hoare annotation was computed. [2020-10-20 01:45:22,499 INFO L270 CegarLoopResult]: At program point L631-4(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,499 INFO L270 CegarLoopResult]: At program point L631-5(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,499 INFO L270 CegarLoopResult]: At program point L631-6(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,499 INFO L270 CegarLoopResult]: At program point L631-7(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,499 INFO L270 CegarLoopResult]: At program point L631-8(lines 624 634) the Hoare annotation is: false [2020-10-20 01:45:22,499 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-20 01:45:22,499 INFO L274 CegarLoopResult]: For program point L434(lines 433 482) no Hoare annotation was computed. [2020-10-20 01:45:22,500 INFO L274 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-10-20 01:45:22,500 INFO L270 CegarLoopResult]: At program point L799(lines 794 802) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7 .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse7 .cse3 .cse4)))) [2020-10-20 01:45:22,500 INFO L270 CegarLoopResult]: At program point L799-1(lines 794 802) the Hoare annotation is: false [2020-10-20 01:45:22,500 INFO L270 CegarLoopResult]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2020-10-20 01:45:22,500 INFO L270 CegarLoopResult]: At program point L998(lines 993 1001) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,500 INFO L274 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-10-20 01:45:22,501 INFO L274 CegarLoopResult]: For program point L833-1(lines 833 837) no Hoare annotation was computed. [2020-10-20 01:45:22,501 INFO L270 CegarLoopResult]: At program point L767(lines 762 770) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,501 INFO L270 CegarLoopResult]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,501 INFO L270 CegarLoopResult]: At program point L767-2(lines 762 770) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,501 INFO L270 CegarLoopResult]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,501 INFO L270 CegarLoopResult]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,501 INFO L270 CegarLoopResult]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,502 INFO L270 CegarLoopResult]: At program point L767-6(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,502 INFO L270 CegarLoopResult]: At program point L767-7(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,502 INFO L270 CegarLoopResult]: At program point L767-8(lines 762 770) the Hoare annotation is: false [2020-10-20 01:45:22,502 INFO L274 CegarLoopResult]: For program point L570(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:45:22,502 INFO L274 CegarLoopResult]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:45:22,502 INFO L274 CegarLoopResult]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2020-10-20 01:45:22,502 INFO L274 CegarLoopResult]: For program point L471(lines 471 477) no Hoare annotation was computed. [2020-10-20 01:45:22,502 INFO L270 CegarLoopResult]: At program point L471-1(lines 1 1001) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse5)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse6 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse6 .cse2 .cse3)))) [2020-10-20 01:45:22,503 INFO L274 CegarLoopResult]: For program point L703(lines 703 709) no Hoare annotation was computed. [2020-10-20 01:45:22,503 INFO L270 CegarLoopResult]: At program point L703-1(lines 703 709) the Hoare annotation is: (and (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= ULTIMATE.start_main_~tmp~8 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,503 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:22,503 INFO L270 CegarLoopResult]: At program point L935(lines 512 518) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3))) [2020-10-20 01:45:22,503 INFO L270 CegarLoopResult]: At program point L935-1(lines 512 518) the Hoare annotation is: false [2020-10-20 01:45:22,503 INFO L270 CegarLoopResult]: At program point L935-2(lines 512 518) the Hoare annotation is: false [2020-10-20 01:45:22,504 INFO L274 CegarLoopResult]: For program point L606(lines 606 612) no Hoare annotation was computed. [2020-10-20 01:45:22,504 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 612) no Hoare annotation was computed. [2020-10-20 01:45:22,504 INFO L274 CegarLoopResult]: For program point L606-4(lines 606 612) no Hoare annotation was computed. [2020-10-20 01:45:22,504 INFO L274 CegarLoopResult]: For program point L606-6(lines 606 612) no Hoare annotation was computed. [2020-10-20 01:45:22,504 INFO L274 CegarLoopResult]: For program point L606-8(lines 606 612) no Hoare annotation was computed. [2020-10-20 01:45:22,504 INFO L274 CegarLoopResult]: For program point L606-10(lines 606 612) no Hoare annotation was computed. [2020-10-20 01:45:22,504 INFO L270 CegarLoopResult]: At program point L640(lines 635 643) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse5 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse0 .cse7 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse0 .cse1 .cse7 .cse2 .cse3)))) [2020-10-20 01:45:22,505 INFO L270 CegarLoopResult]: At program point L640-1(lines 635 643) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2 .cse3) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (not (= 0 ~systemActive~0)) .cse2 .cse3))) [2020-10-20 01:45:22,505 INFO L274 CegarLoopResult]: For program point L574(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:45:22,505 INFO L270 CegarLoopResult]: At program point L640-2(lines 635 643) the Hoare annotation is: false [2020-10-20 01:45:22,505 INFO L274 CegarLoopResult]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:45:22,505 INFO L270 CegarLoopResult]: At program point L640-3(lines 635 643) the Hoare annotation is: false [2020-10-20 01:45:22,505 INFO L270 CegarLoopResult]: At program point L640-4(lines 635 643) the Hoare annotation is: false [2020-10-20 01:45:22,505 INFO L274 CegarLoopResult]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2020-10-20 01:45:22,505 INFO L270 CegarLoopResult]: At program point L640-5(lines 635 643) the Hoare annotation is: false [2020-10-20 01:45:22,506 INFO L274 CegarLoopResult]: For program point L905(lines 905 912) no Hoare annotation was computed. [2020-10-20 01:45:22,506 INFO L277 CegarLoopResult]: At program point L905-1(lines 905 912) the Hoare annotation is: true [2020-10-20 01:45:22,506 INFO L274 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-10-20 01:45:22,506 INFO L270 CegarLoopResult]: At program point L443-1(lines 443 449) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-10-20 01:45:22,506 INFO L274 CegarLoopResult]: For program point L807(lines 807 813) no Hoare annotation was computed. [2020-10-20 01:45:22,506 INFO L274 CegarLoopResult]: For program point L807-1(lines 807 813) no Hoare annotation was computed. [2020-10-20 01:45:22,506 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 813) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L807-3(lines 807 813) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L807-4(lines 807 813) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L807-5(lines 807 813) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L742(lines 742 746) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L544-1(lines 544 561) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L544-2(lines 544 561) no Hoare annotation was computed. [2020-10-20 01:45:22,507 INFO L274 CegarLoopResult]: For program point L544-3(lines 544 561) no Hoare annotation was computed. [2020-10-20 01:45:22,508 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-20 01:45:22,508 INFO L274 CegarLoopResult]: For program point L544-4(lines 544 561) no Hoare annotation was computed. [2020-10-20 01:45:22,508 INFO L274 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-10-20 01:45:22,508 INFO L274 CegarLoopResult]: For program point L544-5(lines 544 561) no Hoare annotation was computed. [2020-10-20 01:45:22,508 INFO L274 CegarLoopResult]: For program point L412-2(line 412) no Hoare annotation was computed. [2020-10-20 01:45:22,508 INFO L270 CegarLoopResult]: At program point L512(lines 508 530) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse1 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4))) [2020-10-20 01:45:22,508 INFO L270 CegarLoopResult]: At program point L512-1(lines 508 530) the Hoare annotation is: false [2020-10-20 01:45:22,508 INFO L270 CegarLoopResult]: At program point L512-2(lines 508 530) the Hoare annotation is: false [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L877(lines 873 879) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L812(lines 803 816) the Hoare annotation is: false [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L812-1(lines 803 816) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4))) [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L812-2(lines 803 816) the Hoare annotation is: false [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L812-3(lines 803 816) the Hoare annotation is: false [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L812-4(lines 803 816) the Hoare annotation is: false [2020-10-20 01:45:22,509 INFO L270 CegarLoopResult]: At program point L812-5(lines 803 816) the Hoare annotation is: false [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L548(lines 548 556) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L548-1(lines 548 556) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L548-2(lines 548 556) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L548-3(lines 548 556) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L548-4(lines 548 556) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L548-5(lines 548 556) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:45:22,510 INFO L270 CegarLoopResult]: At program point L483(lines 432 484) the Hoare annotation is: false [2020-10-20 01:45:22,510 INFO L274 CegarLoopResult]: For program point L946(lines 946 963) no Hoare annotation was computed. [2020-10-20 01:45:22,511 INFO L270 CegarLoopResult]: At program point L946-1(lines 1 1001) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse6)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9 2) .cse3 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4) (and .cse1 .cse0 .cse7 .cse2 .cse3 .cse4) (and .cse5 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse7 .cse3 .cse4)))) [2020-10-20 01:45:22,511 INFO L274 CegarLoopResult]: For program point L946-2(lines 946 963) no Hoare annotation was computed. [2020-10-20 01:45:22,511 INFO L270 CegarLoopResult]: At program point L946-3(lines 1 1001) the Hoare annotation is: false [2020-10-20 01:45:22,511 INFO L274 CegarLoopResult]: For program point L946-4(lines 946 963) no Hoare annotation was computed. [2020-10-20 01:45:22,511 INFO L270 CegarLoopResult]: At program point L946-5(lines 1 1001) the Hoare annotation is: false [2020-10-20 01:45:22,511 INFO L277 CegarLoopResult]: At program point L914(lines 895 917) the Hoare annotation is: true [2020-10-20 01:45:22,512 INFO L270 CegarLoopResult]: At program point L519(lines 519 525) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-10-20 01:45:22,512 INFO L270 CegarLoopResult]: At program point L519-1(lines 519 525) the Hoare annotation is: false [2020-10-20 01:45:22,512 INFO L274 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-10-20 01:45:22,512 INFO L270 CegarLoopResult]: At program point L519-2(lines 519 525) the Hoare annotation is: false [2020-10-20 01:45:22,512 INFO L270 CegarLoopResult]: At program point L453-1(lines 453 459) the Hoare annotation is: (let ((.cse7 (= 2 ~waterLevel~0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse1 (or (<= ~waterLevel~0 1) .cse7)) (.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse1 .cse0 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse0 .cse5 .cse3 .cse4) (and .cse6 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse0 .cse5 .cse3 .cse4)))) [2020-10-20 01:45:22,512 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:45:22,512 INFO L274 CegarLoopResult]: For program point L950(lines 950 960) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L950-2(lines 950 960) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L950-4(lines 950 960) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L951(lines 951 957) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L951-2(lines 951 957) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L951-4(lines 951 957) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L754(lines 754 758) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,513 INFO L274 CegarLoopResult]: For program point L689-2(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-3(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-5(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-6(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-8(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-9(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-11(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-12(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-14(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,514 INFO L274 CegarLoopResult]: For program point L689-15(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,515 INFO L274 CegarLoopResult]: For program point L689-17(lines 689 693) no Hoare annotation was computed. [2020-10-20 01:45:22,515 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:45:22,515 INFO L270 CegarLoopResult]: At program point L990(lines 1 1001) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-20 01:45:22,515 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:45:22,515 INFO L270 CegarLoopResult]: At program point L925(lines 920 927) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~8 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:45:22,515 INFO L274 CegarLoopResult]: For program point L463(lines 463 478) no Hoare annotation was computed. [2020-10-20 01:45:22,515 INFO L270 CegarLoopResult]: At program point L695(lines 680 698) the Hoare annotation is: false [2020-10-20 01:45:22,516 INFO L270 CegarLoopResult]: At program point L695-1(lines 680 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~8 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~waterLevel~0 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4))) [2020-10-20 01:45:22,516 INFO L270 CegarLoopResult]: At program point L695-2(lines 680 698) the Hoare annotation is: false [2020-10-20 01:45:22,516 INFO L270 CegarLoopResult]: At program point L695-3(lines 680 698) the Hoare annotation is: false [2020-10-20 01:45:22,516 INFO L270 CegarLoopResult]: At program point L695-4(lines 680 698) the Hoare annotation is: false [2020-10-20 01:45:22,516 INFO L270 CegarLoopResult]: At program point L695-5(lines 680 698) the Hoare annotation is: false [2020-10-20 01:45:22,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:45:22 BoogieIcfgContainer [2020-10-20 01:45:22,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:45:22,554 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:45:22,554 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:45:22,554 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:45:22,555 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:45:15" (3/4) ... [2020-10-20 01:45:22,558 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:45:22,584 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:45:22,585 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:45:22,586 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:45:22,587 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:45:22,589 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:45:22,590 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:22,591 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:45:22,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:22,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:22,621 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:45:22,629 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && tmp == 2) && splverifierCounter == 0) && \result == 2) && \result == 1)) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,629 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,630 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,631 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:45:22,631 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,631 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,632 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,632 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,633 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 2) && \result == 1)) || (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,633 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:45:22,634 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:45:22,634 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) [2020-10-20 01:45:22,634 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,635 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:45:22,637 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:45:22,637 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:45:22,760 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:45:22,761 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:45:22,762 INFO L168 Benchmark]: Toolchain (without parser) took 9614.80 ms. Allocated memory was 37.2 MB in the beginning and 118.0 MB in the end (delta: 80.7 MB). Free memory was 11.5 MB in the beginning and 82.0 MB in the end (delta: -70.5 MB). Peak memory consumption was 74.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,763 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 36.7 MB. Free memory was 15.9 MB in the beginning and 15.8 MB in the end (delta: 50.2 kB). Peak memory consumption was 50.2 kB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.84 ms. Allocated memory was 37.2 MB in the beginning and 45.6 MB in the end (delta: 8.4 MB). Free memory was 10.7 MB in the beginning and 15.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.18 ms. Allocated memory was 45.6 MB in the beginning and 47.2 MB in the end (delta: 1.6 MB). Free memory was 15.8 MB in the beginning and 25.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,764 INFO L168 Benchmark]: Boogie Preprocessor took 53.01 ms. Allocated memory is still 47.2 MB. Free memory was 25.7 MB in the beginning and 22.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,764 INFO L168 Benchmark]: RCFGBuilder took 1146.88 ms. Allocated memory was 47.2 MB in the beginning and 51.4 MB in the end (delta: 4.2 MB). Free memory was 22.6 MB in the beginning and 14.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 17.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,764 INFO L168 Benchmark]: TraceAbstraction took 7526.32 ms. Allocated memory was 51.4 MB in the beginning and 113.8 MB in the end (delta: 62.4 MB). Free memory was 14.1 MB in the beginning and 18.1 MB in the end (delta: -4.0 MB). Peak memory consumption was 62.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,765 INFO L168 Benchmark]: Witness Printer took 206.75 ms. Allocated memory was 113.8 MB in the beginning and 118.0 MB in the end (delta: 4.2 MB). Free memory was 18.1 MB in the beginning and 82.0 MB in the end (delta: -63.9 MB). Peak memory consumption was 4.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:45:22,768 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 36.7 MB. Free memory was 15.9 MB in the beginning and 15.8 MB in the end (delta: 50.2 kB). Peak memory consumption was 50.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 570.84 ms. Allocated memory was 37.2 MB in the beginning and 45.6 MB in the end (delta: 8.4 MB). Free memory was 10.7 MB in the beginning and 15.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 100.18 ms. Allocated memory was 45.6 MB in the beginning and 47.2 MB in the end (delta: 1.6 MB). Free memory was 15.8 MB in the beginning and 25.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 53.01 ms. Allocated memory is still 47.2 MB. Free memory was 25.7 MB in the beginning and 22.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1146.88 ms. Allocated memory was 47.2 MB in the beginning and 51.4 MB in the end (delta: 4.2 MB). Free memory was 22.6 MB in the beginning and 14.9 MB in the end (delta: 7.7 MB). Peak memory consumption was 17.5 MB. Max. memory is 14.3 GB. * TraceAbstraction took 7526.32 ms. Allocated memory was 51.4 MB in the beginning and 113.8 MB in the end (delta: 62.4 MB). Free memory was 14.1 MB in the beginning and 18.1 MB in the end (delta: -4.0 MB). Peak memory consumption was 62.5 MB. Max. memory is 14.3 GB. * Witness Printer took 206.75 ms. Allocated memory was 113.8 MB in the beginning and 118.0 MB in the end (delta: 4.2 MB). Free memory was 18.1 MB in the beginning and 82.0 MB in the end (delta: -63.9 MB). Peak memory consumption was 4.4 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: 453]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 993]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: (((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 2) && \result == 1)) || (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: (((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && tmp == 1) && (waterLevel <= 1 || 2 == waterLevel)) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && (waterLevel <= 1 || 2 == waterLevel)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((1 <= pumpRunning && 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && tmp == 2) && splverifierCounter == 0) && \result == 2) && \result == 1)) || ((((((waterLevel <= 1 || 2 == waterLevel) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && tmp == 1) && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 143 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1172 SDtfs, 1687 SDslu, 1602 SDs, 0 SdLazy, 272 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 650 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 217 NumberOfFragments, 1145 HoareAnnotationTreeSize, 63 FomulaSimplifications, 77808 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 63 FomulaSimplificationsInter, 20722 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 31824 SizeOfPredicates, 4 NumberOfNonLiveVariables, 458 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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...