./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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_spec3_product54.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 59e8ffce74c1b6945f19c84278937c63a4a3dd33 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:26:11,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:26:11,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:26:11,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:26:11,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:26:11,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:26:11,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:26:11,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:26:11,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:26:11,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:26:11,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:26:11,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:26:11,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:26:11,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:26:11,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:26:11,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:26:11,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:26:11,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:26:11,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:26:11,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:26:11,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:26:11,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:26:11,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:26:11,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:26:11,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:26:11,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:26:11,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:26:11,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:26:11,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:26:11,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:26:11,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:26:11,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:26:11,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:26:11,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:26:11,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:26:11,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:26:11,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:26:11,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:26:11,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:26:11,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:26:11,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:26:11,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:26:11,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:26:11,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:26:11,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:26:11,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:26:11,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:26:11,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:26:11,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:26:11,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:26:11,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:26:11,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:26:11,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:26:11,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:26:11,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:26:11,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:26:11,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:26:11,751 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:26:11,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:26:11,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:26:11,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:26:11,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:26:11,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:26:11,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:11,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:26:11,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:26:11,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:26:11,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:26:11,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:26:11,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:26:11,755 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:26:11,755 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(__VERIFIER_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 -> 59e8ffce74c1b6945f19c84278937c63a4a3dd33 [2019-11-28 17:26:12,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:26:12,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:26:12,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:26:12,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:26:12,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:26:12,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2019-11-28 17:26:12,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/208eaf303/e903255b068544c089c23a0e70b9937f/FLAGfcd3a2cee [2019-11-28 17:26:12,699 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:26:12,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2019-11-28 17:26:12,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/208eaf303/e903255b068544c089c23a0e70b9937f/FLAGfcd3a2cee [2019-11-28 17:26:13,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/208eaf303/e903255b068544c089c23a0e70b9937f [2019-11-28 17:26:13,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:26:13,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:26:13,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:13,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:26:13,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:26:13,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b116752 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13, skipping insertion in model container [2019-11-28 17:26:13,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:26:13,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:26:13,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:13,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:26:13,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:13,764 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:26:13,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13 WrapperNode [2019-11-28 17:26:13,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:13,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:13,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:26:13,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:26:13,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:13,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:26:13,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:26:13,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:26:13,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (1/1) ... [2019-11-28 17:26:13,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:26:13,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:26:13,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:26:13,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:26:13,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (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 [2019-11-28 17:26:14,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:26:14,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:26:14,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:26:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:26:15,200 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:26:15,200 INFO L287 CfgBuilder]: Removed 284 assume(true) statements. [2019-11-28 17:26:15,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:15 BoogieIcfgContainer [2019-11-28 17:26:15,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:26:15,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:26:15,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:26:15,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:26:15,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:26:13" (1/3) ... [2019-11-28 17:26:15,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1407afa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:15, skipping insertion in model container [2019-11-28 17:26:15,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:13" (2/3) ... [2019-11-28 17:26:15,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1407afa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:15, skipping insertion in model container [2019-11-28 17:26:15,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:15" (3/3) ... [2019-11-28 17:26:15,211 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2019-11-28 17:26:15,221 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:26:15,229 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:26:15,242 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:26:15,269 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:26:15,270 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:26:15,270 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:26:15,270 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:26:15,270 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:26:15,270 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:26:15,271 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:26:15,271 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:26:15,294 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2019-11-28 17:26:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 17:26:15,301 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:15,303 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:15,303 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:15,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:15,309 INFO L82 PathProgramCache]: Analyzing trace with hash 60762052, now seen corresponding path program 1 times [2019-11-28 17:26:15,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:15,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569266044] [2019-11-28 17:26:15,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:15,631 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569266044] [2019-11-28 17:26:15,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:15,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:15,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671457216] [2019-11-28 17:26:15,640 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:26:15,640 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:15,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:26:15,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:15,658 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 2 states. [2019-11-28 17:26:15,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:15,715 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2019-11-28 17:26:15,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:26:15,717 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 17:26:15,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:15,733 INFO L225 Difference]: With dead ends: 384 [2019-11-28 17:26:15,733 INFO L226 Difference]: Without dead ends: 191 [2019-11-28 17:26:15,738 INFO L630 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 [2019-11-28 17:26:15,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-11-28 17:26:15,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2019-11-28 17:26:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2019-11-28 17:26:15,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2019-11-28 17:26:15,800 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2019-11-28 17:26:15,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:15,801 INFO L462 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2019-11-28 17:26:15,801 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:26:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2019-11-28 17:26:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 17:26:15,803 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:15,803 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:15,803 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:15,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:15,804 INFO L82 PathProgramCache]: Analyzing trace with hash -850268701, now seen corresponding path program 1 times [2019-11-28 17:26:15,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:15,805 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790019790] [2019-11-28 17:26:15,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:15,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790019790] [2019-11-28 17:26:15,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:15,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:15,906 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044525533] [2019-11-28 17:26:15,909 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:15,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:15,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:15,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:15,911 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2019-11-28 17:26:15,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:15,948 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2019-11-28 17:26:15,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:15,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 17:26:15,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:15,951 INFO L225 Difference]: With dead ends: 191 [2019-11-28 17:26:15,953 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 17:26:15,954 INFO L630 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 [2019-11-28 17:26:15,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 17:26:15,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 17:26:15,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 17:26:15,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2019-11-28 17:26:15,971 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2019-11-28 17:26:15,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:15,972 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2019-11-28 17:26:15,972 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-11-28 17:26:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:26:15,974 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:15,974 INFO L410 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] [2019-11-28 17:26:15,975 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:15,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:15,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2019-11-28 17:26:15,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:15,976 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547924185] [2019-11-28 17:26:15,977 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:16,095 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547924185] [2019-11-28 17:26:16,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:16,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:16,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112575551] [2019-11-28 17:26:16,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:16,100 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:16,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:16,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:16,101 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 3 states. [2019-11-28 17:26:16,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:16,138 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2019-11-28 17:26:16,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:16,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-28 17:26:16,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:16,139 INFO L225 Difference]: With dead ends: 140 [2019-11-28 17:26:16,140 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 17:26:16,140 INFO L630 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 [2019-11-28 17:26:16,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 17:26:16,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 17:26:16,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 17:26:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2019-11-28 17:26:16,148 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2019-11-28 17:26:16,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:16,149 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2019-11-28 17:26:16,149 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:16,149 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2019-11-28 17:26:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-28 17:26:16,150 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:16,150 INFO L410 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] [2019-11-28 17:26:16,151 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:16,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:16,151 INFO L82 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2019-11-28 17:26:16,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:16,152 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618706443] [2019-11-28 17:26:16,152 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:16,207 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618706443] [2019-11-28 17:26:16,207 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:16,207 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:16,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455280590] [2019-11-28 17:26:16,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:16,208 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:16,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:16,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:16,209 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2019-11-28 17:26:16,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:16,261 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-11-28 17:26:16,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:16,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-11-28 17:26:16,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:16,263 INFO L225 Difference]: With dead ends: 151 [2019-11-28 17:26:16,263 INFO L226 Difference]: Without dead ends: 84 [2019-11-28 17:26:16,265 INFO L630 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 [2019-11-28 17:26:16,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-11-28 17:26:16,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2019-11-28 17:26:16,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-11-28 17:26:16,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2019-11-28 17:26:16,275 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2019-11-28 17:26:16,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:16,275 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2019-11-28 17:26:16,276 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:16,276 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2019-11-28 17:26:16,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:16,277 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:16,277 INFO L410 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] [2019-11-28 17:26:16,278 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:16,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:16,278 INFO L82 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2019-11-28 17:26:16,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:16,279 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164242195] [2019-11-28 17:26:16,279 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:16,352 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164242195] [2019-11-28 17:26:16,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:16,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:16,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672074262] [2019-11-28 17:26:16,354 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:16,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:16,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:16,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:16,355 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2019-11-28 17:26:16,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:16,456 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2019-11-28 17:26:16,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:16,457 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 17:26:16,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:16,458 INFO L225 Difference]: With dead ends: 216 [2019-11-28 17:26:16,458 INFO L226 Difference]: Without dead ends: 140 [2019-11-28 17:26:16,459 INFO L630 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 [2019-11-28 17:26:16,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-11-28 17:26:16,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2019-11-28 17:26:16,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-11-28 17:26:16,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2019-11-28 17:26:16,470 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2019-11-28 17:26:16,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:16,470 INFO L462 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2019-11-28 17:26:16,470 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2019-11-28 17:26:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:16,472 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:16,472 INFO L410 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] [2019-11-28 17:26:16,472 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:16,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:16,473 INFO L82 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2019-11-28 17:26:16,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:16,473 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059450263] [2019-11-28 17:26:16,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:16,567 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059450263] [2019-11-28 17:26:16,567 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:16,567 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:16,567 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014148979] [2019-11-28 17:26:16,568 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:16,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:16,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:16,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:16,569 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2019-11-28 17:26:16,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:16,709 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2019-11-28 17:26:16,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:16,710 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 17:26:16,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:16,712 INFO L225 Difference]: With dead ends: 444 [2019-11-28 17:26:16,713 INFO L226 Difference]: Without dead ends: 359 [2019-11-28 17:26:16,714 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:16,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2019-11-28 17:26:16,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2019-11-28 17:26:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-11-28 17:26:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2019-11-28 17:26:16,732 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2019-11-28 17:26:16,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:16,733 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2019-11-28 17:26:16,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2019-11-28 17:26:16,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 17:26:16,736 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:16,736 INFO L410 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] [2019-11-28 17:26:16,736 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:16,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:16,738 INFO L82 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2019-11-28 17:26:16,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:16,739 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063452110] [2019-11-28 17:26:16,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:16,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:16,837 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063452110] [2019-11-28 17:26:16,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:16,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:16,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621691886] [2019-11-28 17:26:16,838 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:16,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:16,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:16,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:16,839 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 5 states. [2019-11-28 17:26:17,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:17,018 INFO L93 Difference]: Finished difference Result 669 states and 929 transitions. [2019-11-28 17:26:17,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:17,018 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-28 17:26:17,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:17,022 INFO L225 Difference]: With dead ends: 669 [2019-11-28 17:26:17,022 INFO L226 Difference]: Without dead ends: 584 [2019-11-28 17:26:17,023 INFO L630 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 [2019-11-28 17:26:17,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2019-11-28 17:26:17,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 216. [2019-11-28 17:26:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-11-28 17:26:17,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 291 transitions. [2019-11-28 17:26:17,047 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 291 transitions. Word has length 34 [2019-11-28 17:26:17,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:17,048 INFO L462 AbstractCegarLoop]: Abstraction has 216 states and 291 transitions. [2019-11-28 17:26:17,048 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 291 transitions. [2019-11-28 17:26:17,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 17:26:17,049 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:17,050 INFO L410 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] [2019-11-28 17:26:17,050 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:17,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:17,050 INFO L82 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2019-11-28 17:26:17,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:17,051 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714544702] [2019-11-28 17:26:17,051 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:17,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:17,106 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714544702] [2019-11-28 17:26:17,106 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:17,107 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:17,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856017248] [2019-11-28 17:26:17,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:26:17,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:17,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:26:17,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:26:17,110 INFO L87 Difference]: Start difference. First operand 216 states and 291 transitions. Second operand 4 states. [2019-11-28 17:26:17,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:17,224 INFO L93 Difference]: Finished difference Result 533 states and 729 transitions. [2019-11-28 17:26:17,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:17,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-28 17:26:17,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:17,227 INFO L225 Difference]: With dead ends: 533 [2019-11-28 17:26:17,227 INFO L226 Difference]: Without dead ends: 369 [2019-11-28 17:26:17,228 INFO L630 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 [2019-11-28 17:26:17,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-11-28 17:26:17,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 207. [2019-11-28 17:26:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-28 17:26:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 279 transitions. [2019-11-28 17:26:17,248 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 279 transitions. Word has length 34 [2019-11-28 17:26:17,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:17,248 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 279 transitions. [2019-11-28 17:26:17,249 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:26:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 279 transitions. [2019-11-28 17:26:17,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 17:26:17,250 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:17,250 INFO L410 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] [2019-11-28 17:26:17,251 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:17,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:17,251 INFO L82 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2019-11-28 17:26:17,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:17,252 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321111763] [2019-11-28 17:26:17,252 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:17,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:17,307 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321111763] [2019-11-28 17:26:17,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:17,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 17:26:17,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069612882] [2019-11-28 17:26:17,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:17,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:17,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:17,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:17,309 INFO L87 Difference]: Start difference. First operand 207 states and 279 transitions. Second operand 6 states. [2019-11-28 17:26:17,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:17,532 INFO L93 Difference]: Finished difference Result 568 states and 782 transitions. [2019-11-28 17:26:17,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 17:26:17,533 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-11-28 17:26:17,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:17,536 INFO L225 Difference]: With dead ends: 568 [2019-11-28 17:26:17,537 INFO L226 Difference]: Without dead ends: 367 [2019-11-28 17:26:17,538 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-11-28 17:26:17,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2019-11-28 17:26:17,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 175. [2019-11-28 17:26:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-28 17:26:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 229 transitions. [2019-11-28 17:26:17,556 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 229 transitions. Word has length 34 [2019-11-28 17:26:17,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:17,556 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 229 transitions. [2019-11-28 17:26:17,556 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 229 transitions. [2019-11-28 17:26:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 17:26:17,557 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:17,558 INFO L410 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] [2019-11-28 17:26:17,558 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:17,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:17,558 INFO L82 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2019-11-28 17:26:17,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:17,559 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451126818] [2019-11-28 17:26:17,559 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:17,623 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451126818] [2019-11-28 17:26:17,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:17,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 17:26:17,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872959807] [2019-11-28 17:26:17,624 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:17,624 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:17,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:17,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:17,625 INFO L87 Difference]: Start difference. First operand 175 states and 229 transitions. Second operand 6 states. [2019-11-28 17:26:17,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:17,733 INFO L93 Difference]: Finished difference Result 480 states and 634 transitions. [2019-11-28 17:26:17,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:17,733 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2019-11-28 17:26:17,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:17,735 INFO L225 Difference]: With dead ends: 480 [2019-11-28 17:26:17,735 INFO L226 Difference]: Without dead ends: 311 [2019-11-28 17:26:17,736 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:26:17,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-11-28 17:26:17,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 175. [2019-11-28 17:26:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-28 17:26:17,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 226 transitions. [2019-11-28 17:26:17,758 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 226 transitions. Word has length 34 [2019-11-28 17:26:17,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:17,758 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 226 transitions. [2019-11-28 17:26:17,758 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 226 transitions. [2019-11-28 17:26:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-28 17:26:17,760 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:17,760 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-28 17:26:17,760 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:17,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:17,761 INFO L82 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2019-11-28 17:26:17,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:17,761 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785299003] [2019-11-28 17:26:17,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:17,822 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:26:17,822 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785299003] [2019-11-28 17:26:17,824 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:17,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:17,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520281095] [2019-11-28 17:26:17,825 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:17,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:17,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:17,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:17,826 INFO L87 Difference]: Start difference. First operand 175 states and 226 transitions. Second operand 5 states. [2019-11-28 17:26:17,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:17,976 INFO L93 Difference]: Finished difference Result 903 states and 1161 transitions. [2019-11-28 17:26:17,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:26:17,977 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-11-28 17:26:17,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:17,982 INFO L225 Difference]: With dead ends: 903 [2019-11-28 17:26:17,982 INFO L226 Difference]: Without dead ends: 734 [2019-11-28 17:26:17,983 INFO L630 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 [2019-11-28 17:26:17,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2019-11-28 17:26:18,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 342. [2019-11-28 17:26:18,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2019-11-28 17:26:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 433 transitions. [2019-11-28 17:26:18,026 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 433 transitions. Word has length 52 [2019-11-28 17:26:18,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:18,027 INFO L462 AbstractCegarLoop]: Abstraction has 342 states and 433 transitions. [2019-11-28 17:26:18,027 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:18,027 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 433 transitions. [2019-11-28 17:26:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-28 17:26:18,029 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:18,029 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:18,030 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:18,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:18,030 INFO L82 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2019-11-28 17:26:18,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:18,031 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524755976] [2019-11-28 17:26:18,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 17:26:18,128 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524755976] [2019-11-28 17:26:18,128 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464914175] [2019-11-28 17:26:18,129 INFO L94 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 [2019-11-28 17:26:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:18,298 INFO L264 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 17:26:18,306 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:26:18,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 17:26:18,372 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 17:26:18,372 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-11-28 17:26:18,372 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324112621] [2019-11-28 17:26:18,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 17:26:18,374 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:18,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 17:26:18,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:18,375 INFO L87 Difference]: Start difference. First operand 342 states and 433 transitions. Second operand 8 states. [2019-11-28 17:26:18,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:18,560 INFO L93 Difference]: Finished difference Result 854 states and 1079 transitions. [2019-11-28 17:26:18,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:18,563 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2019-11-28 17:26:18,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:18,567 INFO L225 Difference]: With dead ends: 854 [2019-11-28 17:26:18,568 INFO L226 Difference]: Without dead ends: 518 [2019-11-28 17:26:18,569 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2019-11-28 17:26:18,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2019-11-28 17:26:18,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 326. [2019-11-28 17:26:18,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2019-11-28 17:26:18,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 402 transitions. [2019-11-28 17:26:18,619 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 402 transitions. Word has length 53 [2019-11-28 17:26:18,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:18,621 INFO L462 AbstractCegarLoop]: Abstraction has 326 states and 402 transitions. [2019-11-28 17:26:18,621 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 17:26:18,621 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 402 transitions. [2019-11-28 17:26:18,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-28 17:26:18,622 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:18,622 INFO L410 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] [2019-11-28 17:26:18,835 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:26:18,836 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:18,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:18,836 INFO L82 PathProgramCache]: Analyzing trace with hash 1173555437, now seen corresponding path program 1 times [2019-11-28 17:26:18,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:18,837 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014920936] [2019-11-28 17:26:18,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 17:26:18,904 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014920936] [2019-11-28 17:26:18,905 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652479198] [2019-11-28 17:26:18,905 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:26:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:19,040 INFO L264 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 17:26:19,052 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:26:19,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 17:26:19,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 17:26:19,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2019-11-28 17:26:19,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585291091] [2019-11-28 17:26:19,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:19,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:19,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:19,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:19,070 INFO L87 Difference]: Start difference. First operand 326 states and 402 transitions. Second operand 6 states. [2019-11-28 17:26:19,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:19,323 INFO L93 Difference]: Finished difference Result 1143 states and 1436 transitions. [2019-11-28 17:26:19,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:26:19,324 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-11-28 17:26:19,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:19,324 INFO L225 Difference]: With dead ends: 1143 [2019-11-28 17:26:19,324 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:26:19,326 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-11-28 17:26:19,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:26:19,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:26:19,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:26:19,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:26:19,327 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-11-28 17:26:19,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:19,327 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:26:19,328 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:19,328 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:26:19,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:26:19,532 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:26:19,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:26:19,790 WARN L192 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 105 [2019-11-28 17:26:20,298 WARN L192 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 210 [2019-11-28 17:26:20,842 WARN L192 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 190 [2019-11-28 17:26:21,450 WARN L192 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2019-11-28 17:26:21,592 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 116 [2019-11-28 17:26:21,783 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-11-28 17:26:22,130 WARN L192 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 213 [2019-11-28 17:26:22,275 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 136 [2019-11-28 17:26:22,757 WARN L192 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 37 [2019-11-28 17:26:24,333 WARN L192 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 202 DAG size of output: 34 [2019-11-28 17:26:24,745 WARN L192 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 17:26:25,145 WARN L192 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 17:26:26,061 WARN L192 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 38 [2019-11-28 17:26:26,478 WARN L192 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 17:26:26,946 WARN L192 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 27 [2019-11-28 17:26:28,336 WARN L192 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2019-11-28 17:26:28,874 WARN L192 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 47 [2019-11-28 17:26:29,840 WARN L192 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 44 [2019-11-28 17:26:31,266 WARN L192 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 208 DAG size of output: 37 [2019-11-28 17:26:32,009 WARN L192 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 40 [2019-11-28 17:26:32,172 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2019-11-28 17:26:32,581 WARN L192 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2019-11-28 17:26:32,587 INFO L246 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2019-11-28 17:26:32,588 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-11-28 17:26:32,588 INFO L242 CegarLoopResult]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (not .cse9)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse8 .cse3 .cse9 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse3 .cse9 .cse5 .cse7)))) [2019-11-28 17:26:32,588 INFO L246 CegarLoopResult]: For program point L961(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,588 INFO L246 CegarLoopResult]: For program point L961-2(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-3(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-5(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-6(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-8(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-9(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-11(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-12(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-14(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-15(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-17(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,589 INFO L246 CegarLoopResult]: For program point L961-18(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,590 INFO L246 CegarLoopResult]: For program point L961-20(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,590 INFO L246 CegarLoopResult]: For program point L961-21(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,590 INFO L246 CegarLoopResult]: For program point L961-23(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,590 INFO L246 CegarLoopResult]: For program point L961-24(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,590 INFO L242 CegarLoopResult]: At program point L136(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,590 INFO L242 CegarLoopResult]: At program point L136-1(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,590 INFO L246 CegarLoopResult]: For program point L961-26(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,590 INFO L242 CegarLoopResult]: At program point L136-2(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,590 INFO L246 CegarLoopResult]: For program point L961-27(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,591 INFO L242 CegarLoopResult]: At program point L136-3(lines 127 140) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse2 .cse7 .cse4 .cse5) (and .cse1 .cse7 .cse4 .cse5 .cse6))) [2019-11-28 17:26:32,591 INFO L242 CegarLoopResult]: At program point L136-4(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,591 INFO L246 CegarLoopResult]: For program point L961-29(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,591 INFO L242 CegarLoopResult]: At program point L136-5(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,591 INFO L246 CegarLoopResult]: For program point L961-30(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,591 INFO L242 CegarLoopResult]: At program point L136-6(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,591 INFO L242 CegarLoopResult]: At program point L136-7(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,591 INFO L246 CegarLoopResult]: For program point L961-32(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,591 INFO L242 CegarLoopResult]: At program point L136-8(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L961-33(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L863(lines 863 871) no Hoare annotation was computed. [2019-11-28 17:26:32,592 INFO L242 CegarLoopResult]: At program point L136-9(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L863-1(lines 863 871) no Hoare annotation was computed. [2019-11-28 17:26:32,592 INFO L242 CegarLoopResult]: At program point L136-10(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L961-35(lines 961 965) no Hoare annotation was computed. [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L863-2(lines 863 871) no Hoare annotation was computed. [2019-11-28 17:26:32,592 INFO L242 CegarLoopResult]: At program point L136-11(lines 127 140) the Hoare annotation is: false [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-11-28 17:26:32,592 INFO L246 CegarLoopResult]: For program point L833-1(lines 833 850) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L833-2(lines 833 850) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L833-3(lines 833 850) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L833-4(lines 833 850) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L833-5(lines 833 850) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L272(lines 272 292) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L239(lines 239 246) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L272-2(lines 272 292) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L249 CegarLoopResult]: At program point L239-1(lines 239 246) the Hoare annotation is: true [2019-11-28 17:26:32,593 INFO L246 CegarLoopResult]: For program point L272-4(lines 272 292) no Hoare annotation was computed. [2019-11-28 17:26:32,593 INFO L242 CegarLoopResult]: At program point L967(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-1(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-2(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-3(lines 952 970) the Hoare annotation is: (let ((.cse10 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (.cse9 (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse4 (not .cse9)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (not .cse10)) (.cse2 (= 1 ~systemActive~0)) (.cse11 (<= ~waterLevel~0 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse12 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse2 .cse10 .cse3 .cse11 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse6 .cse7 .cse8) (and .cse1 .cse2 .cse4 .cse11 .cse6 .cse7 .cse8 .cse12) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse12) (and .cse9 .cse2 .cse10 .cse11 .cse7 .cse8 .cse12)))) [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-4(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-5(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-6(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-7(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,594 INFO L242 CegarLoopResult]: At program point L967-8(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,595 INFO L242 CegarLoopResult]: At program point L967-9(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,595 INFO L242 CegarLoopResult]: At program point L967-10(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,595 INFO L242 CegarLoopResult]: At program point L967-11(lines 952 970) the Hoare annotation is: false [2019-11-28 17:26:32,595 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-11-28 17:26:32,595 INFO L242 CegarLoopResult]: At program point L903(lines 896 906) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 17:26:32,595 INFO L242 CegarLoopResult]: At program point L903-1(lines 896 906) the Hoare annotation is: false [2019-11-28 17:26:32,595 INFO L246 CegarLoopResult]: For program point L837(lines 837 845) no Hoare annotation was computed. [2019-11-28 17:26:32,595 INFO L242 CegarLoopResult]: At program point L903-2(lines 896 906) the Hoare annotation is: false [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L837-1(lines 837 845) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L837-2(lines 837 845) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L837-3(lines 837 845) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L837-4(lines 837 845) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L837-5(lines 837 845) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L739(lines 739 752) no Hoare annotation was computed. [2019-11-28 17:26:32,596 INFO L246 CegarLoopResult]: For program point L278(lines 278 291) no Hoare annotation was computed. [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L278-1(lines 1 997) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 0))) (let ((.cse0 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse5 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= 1 ~methaneLevelCritical~0)) (.cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse3 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse8 (not .cse11)) (.cse13 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse14 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse12 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse10 .cse5 .cse11 .cse7 .cse9) (and .cse1 .cse2 .cse12 .cse13 .cse3 .cse14 .cse4 .cse6 .cse7 .cse8) (and .cse2 .cse12 .cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse14 .cse10 .cse11 .cse7) (and .cse2 .cse12 (= 1 ~waterLevel~0) .cse11 .cse7)))) [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L212(lines 208 214) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:26:32,597 INFO L246 CegarLoopResult]: For program point L278-2(lines 278 291) no Hoare annotation was computed. [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L278-3(lines 1 997) the Hoare annotation is: false [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L146(lines 141 149) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 17:26:32,597 INFO L246 CegarLoopResult]: For program point L278-4(lines 278 291) no Hoare annotation was computed. [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L146-1(lines 141 149) the Hoare annotation is: false [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L278-5(lines 1 997) the Hoare annotation is: false [2019-11-28 17:26:32,597 INFO L242 CegarLoopResult]: At program point L146-2(lines 141 149) the Hoare annotation is: false [2019-11-28 17:26:32,598 INFO L242 CegarLoopResult]: At program point L146-3(lines 141 149) the Hoare annotation is: false [2019-11-28 17:26:32,598 INFO L242 CegarLoopResult]: At program point L146-4(lines 141 149) the Hoare annotation is: false [2019-11-28 17:26:32,598 INFO L242 CegarLoopResult]: At program point L146-5(lines 141 149) the Hoare annotation is: false [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807-1(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807-2(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807-3(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807-4(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807-5(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,598 INFO L246 CegarLoopResult]: For program point L807-6(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L246 CegarLoopResult]: For program point L807-7(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L246 CegarLoopResult]: For program point L807-8(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L246 CegarLoopResult]: For program point L807-9(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L246 CegarLoopResult]: For program point L807-10(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L246 CegarLoopResult]: For program point L807-11(lines 807 824) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L242 CegarLoopResult]: At program point L775(lines 774 793) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse5 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse6 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse9 (not .cse3)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse10 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse7 .cse8 .cse4 .cse9 .cse10) (and .cse5 .cse0 .cse6 .cse1 .cse7 .cse8 .cse4 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse10)))) [2019-11-28 17:26:32,599 INFO L246 CegarLoopResult]: For program point L775-1(lines 775 781) no Hoare annotation was computed. [2019-11-28 17:26:32,599 INFO L242 CegarLoopResult]: At program point L775-2(lines 774 793) the Hoare annotation is: false [2019-11-28 17:26:32,600 INFO L242 CegarLoopResult]: At program point L775-3(lines 774 793) the Hoare annotation is: false [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L710(lines 709 756) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L249 CegarLoopResult]: At program point L248(lines 229 251) the Hoare annotation is: true [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L282-2(lines 282 288) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L282-4(lines 282 288) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L811-1(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,600 INFO L246 CegarLoopResult]: For program point L811-2(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-3(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-4(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-5(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-6(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-7(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-8(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-9(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-10(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point L811-11(lines 811 819) no Hoare annotation was computed. [2019-11-28 17:26:32,601 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:26:32,602 INFO L242 CegarLoopResult]: At program point L912(lines 907 915) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9) (= 0 ~methaneLevelCritical~0) (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= ~waterLevel~0 2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (not (= ~pumpRunning~0 0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:32,602 INFO L242 CegarLoopResult]: At program point L912-1(lines 907 915) the Hoare annotation is: false [2019-11-28 17:26:32,602 INFO L242 CegarLoopResult]: At program point L912-2(lines 907 915) the Hoare annotation is: false [2019-11-28 17:26:32,602 INFO L246 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-11-28 17:26:32,602 INFO L242 CegarLoopResult]: At program point L747-2(lines 775 781) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse8 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (not .cse9)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse8 .cse3 .cse9 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse1 .cse3 .cse9 .cse5 .cse7)))) [2019-11-28 17:26:32,602 INFO L246 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2019-11-28 17:26:32,602 INFO L246 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L246 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L242 CegarLoopResult]: At program point L319(lines 1 997) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:26:32,603 INFO L246 CegarLoopResult]: For program point L980(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L246 CegarLoopResult]: For program point L980-2(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L246 CegarLoopResult]: For program point L980-3(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L246 CegarLoopResult]: For program point L980-5(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L242 CegarLoopResult]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0))) (let ((.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse6 (not .cse10)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 1 ~systemActive~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse3 .cse9 .cse10 .cse7) (and .cse1 .cse9 .cse10 .cse7 .cse8)))) [2019-11-28 17:26:32,603 INFO L246 CegarLoopResult]: For program point L980-6(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,603 INFO L242 CegarLoopResult]: At program point L782-1(lines 782 788) the Hoare annotation is: false [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-8(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L242 CegarLoopResult]: At program point L782-2(lines 782 788) the Hoare annotation is: false [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-9(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-11(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-12(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-14(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-15(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L246 CegarLoopResult]: For program point L980-17(lines 980 984) no Hoare annotation was computed. [2019-11-28 17:26:32,604 INFO L242 CegarLoopResult]: At program point L123(lines 118 126) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse3 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9) .cse1 .cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|)) .cse3 (<= ~waterLevel~0 2) (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2)) (not .cse4) .cse5) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse3 (<= ~waterLevel~0 1) .cse4 .cse5))) [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2019-11-28 17:26:32,605 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse1 (<= ~waterLevel~0 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse8 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse10 (<= ~waterLevel~0 2)) (.cse2 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse11 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse12 (not .cse3)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse1 .cse3 .cse4) (and .cse8 .cse0 .cse6 .cse9 .cse7 .cse10 .cse11 .cse4 .cse12) (and .cse8 .cse0 .cse9 .cse10 .cse2 .cse11 .cse4 .cse12 .cse5)))) [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2019-11-28 17:26:32,605 INFO L242 CegarLoopResult]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2019-11-28 17:26:32,606 INFO L242 CegarLoopResult]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2019-11-28 17:26:32,606 INFO L246 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-11-28 17:26:32,606 INFO L242 CegarLoopResult]: At program point L719-1(lines 719 725) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse5 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1)) (.cse6 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse8 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse0 (= 1 ~systemActive~0)) (.cse9 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse10 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (not .cse3))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse6 .cse3 .cse4 .cse7) (and .cse5 .cse8 .cse0 .cse9 .cse2 .cse6 .cse10 .cse4 .cse11 .cse7) (and .cse8 .cse0 .cse9 .cse1 (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 .cse10 .cse4 .cse11)))) [2019-11-28 17:26:32,606 INFO L246 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2019-11-28 17:26:32,606 INFO L246 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2019-11-28 17:26:32,606 INFO L246 CegarLoopResult]: For program point L257-2(line 257) no Hoare annotation was computed. [2019-11-28 17:26:32,606 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L986(lines 971 989) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~9)) (.cse2 (not (= 0 |ULTIMATE.start_isHighWaterLevel_#res|))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~2))) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse6 (not (= ~pumpRunning~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse4 .cse5 .cse6 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 (= 0 ~methaneLevelCritical~0) .cse2 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3 .cse4 .cse5 .cse6))) [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L986-1(lines 971 989) the Hoare annotation is: false [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L986-2(lines 971 989) the Hoare annotation is: false [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L986-3(lines 971 989) the Hoare annotation is: false [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L986-4(lines 971 989) the Hoare annotation is: false [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L986-5(lines 971 989) the Hoare annotation is: false [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L327(lines 322 330) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L757(lines 708 758) the Hoare annotation is: false [2019-11-28 17:26:32,607 INFO L242 CegarLoopResult]: At program point L163-2(lines 163 177) the Hoare annotation is: false [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-1(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-2(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-3(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-4(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-5(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-6(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-7(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-8(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,608 INFO L246 CegarLoopResult]: For program point L131-9(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L131-10(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L131-11(lines 131 137) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L859(lines 859 876) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L859-1(lines 859 876) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L859-2(lines 859 876) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-11-28 17:26:32,609 INFO L246 CegarLoopResult]: For program point L167-1(lines 775 781) no Hoare annotation was computed. [2019-11-28 17:26:32,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:26:32 BoogieIcfgContainer [2019-11-28 17:26:32,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:26:32,649 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:26:32,649 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:26:32,649 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:26:32,650 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:15" (3/4) ... [2019-11-28 17:26:32,657 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:26:32,684 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:26:32,686 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:26:32,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:26:32,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:26:32,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:26:32,693 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:32,695 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:32,728 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:26:32,729 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 17:26:32,729 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,730 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,730 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,731 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,732 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,733 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 17:26:32,734 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 17:26:32,735 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-28 17:26:32,735 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((\result == 0 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:32,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter [2019-11-28 17:26:32,738 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 17:26:32,739 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) [2019-11-28 17:26:32,890 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:26:32,890 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:26:32,896 INFO L168 Benchmark]: Toolchain (without parser) took 19852.47 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 535.3 MB). Free memory was 957.7 MB in the beginning and 1.2 GB in the end (delta: -227.4 MB). Peak memory consumption was 307.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:32,897 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:32,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:32,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:32,898 INFO L168 Benchmark]: Boogie Preprocessor took 74.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:32,898 INFO L168 Benchmark]: RCFGBuilder took 1262.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 90.3 MB). Peak memory consumption was 90.3 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:32,898 INFO L168 Benchmark]: TraceAbstraction took 17445.41 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 394.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -199.6 MB). Peak memory consumption was 481.3 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:32,899 INFO L168 Benchmark]: Witness Printer took 240.88 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:32,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 723.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1262.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 90.3 MB). Peak memory consumption was 90.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17445.41 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 394.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -199.6 MB). Peak memory consumption was 481.3 MB. Max. memory is 11.5 GB. * Witness Printer took 240.88 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 257]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 257]: 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: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((\result == 0 && 1 == systemActive) && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((((\result == 0 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 1) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && tmp___0 <= 1) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: ((((((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && 0 == methaneLevelCritical) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((\result == 0 && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((0 == \result && 1 == systemActive) && 0 == tmp___0) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0))) || ((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(\result == 0)) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && 0 == methaneLevelCritical) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((((1 == tmp && 1 == systemActive) && waterLevel <= 2) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((((1 == tmp && 0 == tmp) && 1 == systemActive) && !(0 == \result)) && waterLevel <= 2) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical)) || (((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && 0 == methaneLevelCritical) && 0 == tmp) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && 0 == tmp) && !(0 == \result)) && 0 == \result) && waterLevel <= 2) && !(0 == tmp___0)) && !(pumpRunning == 0)) && 0 == splverifierCounter) || (((((((1 == systemActive && 0 == methaneLevelCritical) && 0 == tmp) && \result <= 1) && 0 == \result) && waterLevel <= 1) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((((((0 == tmp && 1 == systemActive) && !(0 == \result)) && waterLevel <= 1) && 1 == \result) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) && 1 == methaneLevelCritical) || ((((((((1 == systemActive && 0 == tmp) && 0 == methaneLevelCritical) && !(0 == \result)) && 0 == \result) && waterLevel <= 1) && !(0 == tmp___0)) && 0 == splverifierCounter) && !(pumpRunning == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Result: SAFE, OverallTime: 4.2s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.0s, HoareTripleCheckerStatistics: 1719 SDtfs, 2702 SDslu, 2709 SDs, 0 SdLazy, 432 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 209 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=342occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 1713 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 427 NumberOfFragments, 1370 HoareAnnotationTreeSize, 70 FomulaSimplifications, 5492028 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 70 FomulaSimplificationsInter, 767910 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 556 NumberOfCodeBlocks, 556 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 541 ConstructedInterpolants, 0 QuantifiedInterpolants, 46511 SizeOfPredicates, 8 NumberOfNonLiveVariables, 835 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 62/74 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...