./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer --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 8271090c98217a098933d4a7a6aa5b00a536c5c8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:54:22,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:54:22,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:54:22,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:54:22,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:54:22,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:54:22,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:54:22,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:54:22,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:54:22,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:54:22,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:54:22,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:54:22,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:54:22,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:54:22,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:54:22,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:54:22,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:54:22,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:54:22,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:54:22,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:54:22,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:54:22,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:54:22,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:54:22,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:54:22,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:54:22,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:54:22,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:54:22,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:54:22,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:54:22,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:54:22,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:54:22,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:54:22,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:54:22,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:54:22,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:54:22,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:54:22,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:54:22,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:54:22,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:54:22,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:54:22,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:54:22,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:54:22,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:54:22,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:54:22,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:54:22,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:54:22,652 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:54:22,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:54:22,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:54:22,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:54:22,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:54:22,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:54:22,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:54:22,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:54:22,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:54:22,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:54:22,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:54:22,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:54:22,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:54:22,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:54:22,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:54:22,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:54:22,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:54:22,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:54:22,657 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer 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 -> 8271090c98217a098933d4a7a6aa5b00a536c5c8 [2019-10-22 08:54:22,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:54:22,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:54:22,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:54:22,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:54:22,713 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:54:22,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2019-10-22 08:54:22,765 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/data/104d9fef2/5779eecdc73643bab2fcbcc8bdd71693/FLAG59f7fa7a7 [2019-10-22 08:54:23,224 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:54:23,230 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2019-10-22 08:54:23,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/data/104d9fef2/5779eecdc73643bab2fcbcc8bdd71693/FLAG59f7fa7a7 [2019-10-22 08:54:23,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/data/104d9fef2/5779eecdc73643bab2fcbcc8bdd71693 [2019-10-22 08:54:23,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:54:23,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:54:23,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:23,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:54:23,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:54:23,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:23" (1/1) ... [2019-10-22 08:54:23,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dde477f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:23, skipping insertion in model container [2019-10-22 08:54:23,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:23" (1/1) ... [2019-10-22 08:54:23,755 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:54:23,792 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:54:24,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:24,169 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:54:24,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:24,262 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:54:24,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24 WrapperNode [2019-10-22 08:54:24,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:24,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:24,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:54:24,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:54:24,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:24,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:54:24,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:54:24,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:54:24,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... [2019-10-22 08:54:24,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:54:24,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:54:24,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:54:24,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:54:24,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/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 [2019-10-22 08:54:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:54:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:54:24,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:54:24,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:54:25,377 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:54:25,377 INFO L284 CfgBuilder]: Removed 198 assume(true) statements. [2019-10-22 08:54:25,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:25 BoogieIcfgContainer [2019-10-22 08:54:25,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:54:25,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:54:25,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:54:25,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:54:25,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:54:23" (1/3) ... [2019-10-22 08:54:25,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42114cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:54:25, skipping insertion in model container [2019-10-22 08:54:25,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:24" (2/3) ... [2019-10-22 08:54:25,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42114cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:54:25, skipping insertion in model container [2019-10-22 08:54:25,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:25" (3/3) ... [2019-10-22 08:54:25,387 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product45.cil.c [2019-10-22 08:54:25,397 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:54:25,404 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 08:54:25,417 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 08:54:25,445 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:54:25,445 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:54:25,445 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:54:25,445 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:54:25,446 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:54:25,446 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:54:25,446 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:54:25,446 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:54:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-10-22 08:54:25,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:54:25,475 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:25,476 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:25,477 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:25,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:25,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1981233963, now seen corresponding path program 1 times [2019-10-22 08:54:25,487 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:25,488 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621196569] [2019-10-22 08:54:25,488 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:25,488 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:25,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:25,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:25,690 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621196569] [2019-10-22 08:54:25,691 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:25,691 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:54:25,691 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436218819] [2019-10-22 08:54:25,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:54:25,697 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:25,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:54:25,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:54:25,712 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-10-22 08:54:25,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:25,749 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-10-22 08:54:25,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:54:25,751 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-22 08:54:25,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:25,761 INFO L225 Difference]: With dead ends: 264 [2019-10-22 08:54:25,762 INFO L226 Difference]: Without dead ends: 131 [2019-10-22 08:54:25,765 INFO L600 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 [2019-10-22 08:54:25,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-10-22 08:54:25,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-10-22 08:54:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-10-22 08:54:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-10-22 08:54:25,801 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2019-10-22 08:54:25,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:25,802 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-10-22 08:54:25,802 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:54:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-10-22 08:54:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 08:54:25,803 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:25,803 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:25,803 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:25,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:25,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1070203210, now seen corresponding path program 1 times [2019-10-22 08:54:25,804 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:25,804 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828622686] [2019-10-22 08:54:25,804 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:25,804 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:25,804 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:25,924 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828622686] [2019-10-22 08:54:25,924 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:25,925 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:54:25,925 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943536421] [2019-10-22 08:54:25,929 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:25,930 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:25,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:25,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:25,930 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-10-22 08:54:25,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:25,943 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-10-22 08:54:25,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:25,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-10-22 08:54:25,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:25,945 INFO L225 Difference]: With dead ends: 131 [2019-10-22 08:54:25,945 INFO L226 Difference]: Without dead ends: 53 [2019-10-22 08:54:25,946 INFO L600 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 [2019-10-22 08:54:25,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-10-22 08:54:25,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-10-22 08:54:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-10-22 08:54:25,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-10-22 08:54:25,951 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-10-22 08:54:25,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:25,952 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-10-22 08:54:25,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:25,952 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-10-22 08:54:25,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 08:54:25,952 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:25,953 INFO L380 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] [2019-10-22 08:54:25,953 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:25,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:25,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1049766460, now seen corresponding path program 1 times [2019-10-22 08:54:25,953 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:25,954 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814326782] [2019-10-22 08:54:25,954 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:25,954 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:25,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:26,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:26,054 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814326782] [2019-10-22 08:54:26,055 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:26,055 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:54:26,055 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58769318] [2019-10-22 08:54:26,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:26,055 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:26,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:26,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:26,056 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-10-22 08:54:26,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:26,071 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-10-22 08:54:26,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:26,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-10-22 08:54:26,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:26,077 INFO L225 Difference]: With dead ends: 100 [2019-10-22 08:54:26,078 INFO L226 Difference]: Without dead ends: 53 [2019-10-22 08:54:26,078 INFO L600 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 [2019-10-22 08:54:26,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-10-22 08:54:26,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-10-22 08:54:26,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-10-22 08:54:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-10-22 08:54:26,086 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-10-22 08:54:26,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:26,087 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-10-22 08:54:26,087 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-10-22 08:54:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 08:54:26,087 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:26,087 INFO L380 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] [2019-10-22 08:54:26,088 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:26,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:26,088 INFO L82 PathProgramCache]: Analyzing trace with hash -927374502, now seen corresponding path program 1 times [2019-10-22 08:54:26,088 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:26,088 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623832737] [2019-10-22 08:54:26,089 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,089 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:26,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:26,166 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623832737] [2019-10-22 08:54:26,167 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:26,167 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:54:26,167 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661813098] [2019-10-22 08:54:26,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:54:26,167 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:26,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:54:26,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:54:26,168 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-10-22 08:54:26,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:26,218 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2019-10-22 08:54:26,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:54:26,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-10-22 08:54:26,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:26,220 INFO L225 Difference]: With dead ends: 123 [2019-10-22 08:54:26,220 INFO L226 Difference]: Without dead ends: 76 [2019-10-22 08:54:26,220 INFO L600 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 [2019-10-22 08:54:26,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2019-10-22 08:54:26,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2019-10-22 08:54:26,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-10-22 08:54:26,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2019-10-22 08:54:26,238 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2019-10-22 08:54:26,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:26,238 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2019-10-22 08:54:26,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:54:26,239 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2019-10-22 08:54:26,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 08:54:26,239 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:26,239 INFO L380 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] [2019-10-22 08:54:26,240 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:26,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:26,240 INFO L82 PathProgramCache]: Analyzing trace with hash -44236562, now seen corresponding path program 1 times [2019-10-22 08:54:26,240 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:26,240 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127614640] [2019-10-22 08:54:26,240 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,241 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:26,352 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127614640] [2019-10-22 08:54:26,353 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:26,353 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:54:26,353 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789337450] [2019-10-22 08:54:26,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:54:26,353 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:26,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:54:26,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:54:26,356 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2019-10-22 08:54:26,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:26,517 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2019-10-22 08:54:26,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:54:26,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-10-22 08:54:26,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:26,523 INFO L225 Difference]: With dead ends: 373 [2019-10-22 08:54:26,523 INFO L226 Difference]: Without dead ends: 305 [2019-10-22 08:54:26,523 INFO L600 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 [2019-10-22 08:54:26,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-10-22 08:54:26,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2019-10-22 08:54:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-10-22 08:54:26,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2019-10-22 08:54:26,558 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2019-10-22 08:54:26,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:26,558 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2019-10-22 08:54:26,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:54:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2019-10-22 08:54:26,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 08:54:26,559 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:26,560 INFO L380 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] [2019-10-22 08:54:26,560 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:26,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:26,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1115283092, now seen corresponding path program 1 times [2019-10-22 08:54:26,562 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:26,562 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044536142] [2019-10-22 08:54:26,562 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,562 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:26,649 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044536142] [2019-10-22 08:54:26,650 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:26,650 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:54:26,650 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540161480] [2019-10-22 08:54:26,650 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:54:26,651 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:26,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:54:26,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:54:26,651 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 5 states. [2019-10-22 08:54:26,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:26,812 INFO L93 Difference]: Finished difference Result 547 states and 782 transitions. [2019-10-22 08:54:26,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:54:26,813 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-10-22 08:54:26,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:26,815 INFO L225 Difference]: With dead ends: 547 [2019-10-22 08:54:26,815 INFO L226 Difference]: Without dead ends: 479 [2019-10-22 08:54:26,817 INFO L600 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 [2019-10-22 08:54:26,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2019-10-22 08:54:26,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 181. [2019-10-22 08:54:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-10-22 08:54:26,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 250 transitions. [2019-10-22 08:54:26,863 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 250 transitions. Word has length 33 [2019-10-22 08:54:26,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:26,863 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 250 transitions. [2019-10-22 08:54:26,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:54:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 250 transitions. [2019-10-22 08:54:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 08:54:26,864 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:26,864 INFO L380 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] [2019-10-22 08:54:26,864 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:26,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:26,865 INFO L82 PathProgramCache]: Analyzing trace with hash -2126400342, now seen corresponding path program 1 times [2019-10-22 08:54:26,865 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:26,865 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697602206] [2019-10-22 08:54:26,865 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,865 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:26,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:26,912 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697602206] [2019-10-22 08:54:26,912 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:26,912 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:54:26,912 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199638583] [2019-10-22 08:54:26,913 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:54:26,913 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:26,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:54:26,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:54:26,913 INFO L87 Difference]: Start difference. First operand 181 states and 250 transitions. Second operand 4 states. [2019-10-22 08:54:26,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:26,976 INFO L93 Difference]: Finished difference Result 553 states and 772 transitions. [2019-10-22 08:54:26,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:54:26,977 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-10-22 08:54:26,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:26,978 INFO L225 Difference]: With dead ends: 553 [2019-10-22 08:54:26,979 INFO L226 Difference]: Without dead ends: 423 [2019-10-22 08:54:26,980 INFO L600 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 [2019-10-22 08:54:26,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-10-22 08:54:27,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 181. [2019-10-22 08:54:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-10-22 08:54:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 248 transitions. [2019-10-22 08:54:27,010 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 248 transitions. Word has length 33 [2019-10-22 08:54:27,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:27,011 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 248 transitions. [2019-10-22 08:54:27,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:54:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 248 transitions. [2019-10-22 08:54:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 08:54:27,012 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:27,012 INFO L380 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] [2019-10-22 08:54:27,012 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:27,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:27,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1868234904, now seen corresponding path program 1 times [2019-10-22 08:54:27,013 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:27,013 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475950706] [2019-10-22 08:54:27,013 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,013 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:27,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:27,055 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475950706] [2019-10-22 08:54:27,055 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:27,055 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:54:27,055 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229188244] [2019-10-22 08:54:27,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:54:27,055 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:27,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:54:27,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:54:27,056 INFO L87 Difference]: Start difference. First operand 181 states and 248 transitions. Second operand 5 states. [2019-10-22 08:54:27,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:27,142 INFO L93 Difference]: Finished difference Result 594 states and 823 transitions. [2019-10-22 08:54:27,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:54:27,143 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-10-22 08:54:27,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:27,145 INFO L225 Difference]: With dead ends: 594 [2019-10-22 08:54:27,145 INFO L226 Difference]: Without dead ends: 419 [2019-10-22 08:54:27,146 INFO L600 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 [2019-10-22 08:54:27,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2019-10-22 08:54:27,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 190. [2019-10-22 08:54:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2019-10-22 08:54:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 255 transitions. [2019-10-22 08:54:27,166 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 255 transitions. Word has length 33 [2019-10-22 08:54:27,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:27,167 INFO L462 AbstractCegarLoop]: Abstraction has 190 states and 255 transitions. [2019-10-22 08:54:27,167 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:54:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 255 transitions. [2019-10-22 08:54:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 08:54:27,168 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:27,168 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:27,168 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:27,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:27,169 INFO L82 PathProgramCache]: Analyzing trace with hash 941421312, now seen corresponding path program 1 times [2019-10-22 08:54:27,169 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:27,169 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351403007] [2019-10-22 08:54:27,169 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,170 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:27,278 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351403007] [2019-10-22 08:54:27,279 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:27,279 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:54:27,279 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146748997] [2019-10-22 08:54:27,279 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:54:27,280 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:27,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:54:27,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:54:27,280 INFO L87 Difference]: Start difference. First operand 190 states and 255 transitions. Second operand 6 states. [2019-10-22 08:54:27,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:27,647 INFO L93 Difference]: Finished difference Result 1195 states and 1575 transitions. [2019-10-22 08:54:27,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-22 08:54:27,647 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-10-22 08:54:27,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:27,650 INFO L225 Difference]: With dead ends: 1195 [2019-10-22 08:54:27,651 INFO L226 Difference]: Without dead ends: 1011 [2019-10-22 08:54:27,651 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-10-22 08:54:27,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2019-10-22 08:54:27,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 372. [2019-10-22 08:54:27,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-10-22 08:54:27,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 492 transitions. [2019-10-22 08:54:27,691 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 492 transitions. Word has length 36 [2019-10-22 08:54:27,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:27,691 INFO L462 AbstractCegarLoop]: Abstraction has 372 states and 492 transitions. [2019-10-22 08:54:27,691 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:54:27,691 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 492 transitions. [2019-10-22 08:54:27,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 08:54:27,692 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:27,692 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:27,693 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:27,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:27,693 INFO L82 PathProgramCache]: Analyzing trace with hash 1621479682, now seen corresponding path program 1 times [2019-10-22 08:54:27,693 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:27,693 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988207946] [2019-10-22 08:54:27,694 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,694 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:27,734 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988207946] [2019-10-22 08:54:27,735 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:27,735 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:54:27,735 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664452505] [2019-10-22 08:54:27,735 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:54:27,735 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:27,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:54:27,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:54:27,736 INFO L87 Difference]: Start difference. First operand 372 states and 492 transitions. Second operand 5 states. [2019-10-22 08:54:27,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:27,890 INFO L93 Difference]: Finished difference Result 972 states and 1311 transitions. [2019-10-22 08:54:27,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:54:27,890 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-10-22 08:54:27,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:27,892 INFO L225 Difference]: With dead ends: 972 [2019-10-22 08:54:27,892 INFO L226 Difference]: Without dead ends: 606 [2019-10-22 08:54:27,893 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:54:27,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2019-10-22 08:54:27,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 330. [2019-10-22 08:54:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2019-10-22 08:54:27,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 426 transitions. [2019-10-22 08:54:27,926 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 426 transitions. Word has length 36 [2019-10-22 08:54:27,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:27,926 INFO L462 AbstractCegarLoop]: Abstraction has 330 states and 426 transitions. [2019-10-22 08:54:27,926 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:54:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 426 transitions. [2019-10-22 08:54:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 08:54:27,928 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:27,928 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:54:27,929 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:27,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:27,929 INFO L82 PathProgramCache]: Analyzing trace with hash 886341574, now seen corresponding path program 1 times [2019-10-22 08:54:27,929 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:27,929 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877847131] [2019-10-22 08:54:27,929 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,930 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:27,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:27,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:54:27,974 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877847131] [2019-10-22 08:54:27,974 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:27,975 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:54:27,975 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173516862] [2019-10-22 08:54:27,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:54:27,975 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:27,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:54:27,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:54:27,976 INFO L87 Difference]: Start difference. First operand 330 states and 426 transitions. Second operand 5 states. [2019-10-22 08:54:28,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:28,119 INFO L93 Difference]: Finished difference Result 815 states and 1049 transitions. [2019-10-22 08:54:28,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:54:28,120 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-10-22 08:54:28,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:28,121 INFO L225 Difference]: With dead ends: 815 [2019-10-22 08:54:28,121 INFO L226 Difference]: Without dead ends: 491 [2019-10-22 08:54:28,122 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:54:28,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2019-10-22 08:54:28,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 314. [2019-10-22 08:54:28,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2019-10-22 08:54:28,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 395 transitions. [2019-10-22 08:54:28,153 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 395 transitions. Word has length 37 [2019-10-22 08:54:28,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:28,153 INFO L462 AbstractCegarLoop]: Abstraction has 314 states and 395 transitions. [2019-10-22 08:54:28,153 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:54:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 395 transitions. [2019-10-22 08:54:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-22 08:54:28,155 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:54:28,155 INFO L380 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, 1, 1] [2019-10-22 08:54:28,155 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:54:28,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:54:28,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1485859958, now seen corresponding path program 1 times [2019-10-22 08:54:28,156 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:54:28,156 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012160114] [2019-10-22 08:54:28,156 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:28,156 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:54:28,156 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:54:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:54:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-22 08:54:28,213 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012160114] [2019-10-22 08:54:28,213 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:54:28,213 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:54:28,213 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315683533] [2019-10-22 08:54:28,213 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:54:28,214 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:54:28,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:54:28,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:54:28,214 INFO L87 Difference]: Start difference. First operand 314 states and 395 transitions. Second operand 6 states. [2019-10-22 08:54:28,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:54:28,392 INFO L93 Difference]: Finished difference Result 1197 states and 1535 transitions. [2019-10-22 08:54:28,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:54:28,393 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-10-22 08:54:28,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:54:28,393 INFO L225 Difference]: With dead ends: 1197 [2019-10-22 08:54:28,393 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:54:28,394 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:54:28,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:54:28,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:54:28,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:54:28,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:54:28,395 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-10-22 08:54:28,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:54:28,395 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:54:28,395 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:54:28,395 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:54:28,395 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:54:28,400 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:54:28,925 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2019-10-22 08:54:29,140 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 125 [2019-10-22 08:54:29,719 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2019-10-22 08:54:30,016 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 150 [2019-10-22 08:54:30,769 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 254 [2019-10-22 08:54:30,946 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 146 [2019-10-22 08:54:31,713 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 228 [2019-10-22 08:54:31,979 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 185 [2019-10-22 08:54:33,402 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 188 DAG size of output: 34 [2019-10-22 08:54:33,962 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 28 [2019-10-22 08:54:35,286 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 227 DAG size of output: 35 [2019-10-22 08:54:35,803 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 42 [2019-10-22 08:54:37,146 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 251 DAG size of output: 34 [2019-10-22 08:54:37,687 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 37 [2019-10-22 08:54:37,945 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 30 [2019-10-22 08:54:38,221 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2019-10-22 08:54:38,435 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2019-10-22 08:54:38,748 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 43 [2019-10-22 08:54:39,929 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 226 DAG size of output: 41 [2019-10-22 08:54:40,639 WARN L191 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 39 [2019-10-22 08:54:40,642 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,642 INFO L443 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,642 INFO L443 ceAbstractionStarter]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,642 INFO L443 ceAbstractionStarter]: For program point L465-5(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-6(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-8(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-9(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-11(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-12(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-14(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-15(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,643 INFO L443 ceAbstractionStarter]: For program point L465-17(lines 465 469) no Hoare annotation was computed. [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L532(lines 485 533) the Hoare annotation is: false [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L171(lines 162 175) the Hoare annotation is: false [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L171-1(lines 162 175) the Hoare annotation is: (let ((.cse7 (<= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse9 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (and (<= ~waterLevel~0 1) .cse7 .cse8 .cse9)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (and .cse7 .cse8 .cse9)) (.cse5 (<= ~methaneLevelCritical~0 0)) (.cse6 (<= 0 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 2))) (or (and .cse0 (and (and .cse1 .cse2) .cse3)) (and .cse4 .cse3) (and .cse5 .cse4 .cse6) (and (and .cse1 .cse2 .cse5 .cse6) .cse0)))) [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L171-2(lines 162 175) the Hoare annotation is: false [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L171-3(lines 162 175) the Hoare annotation is: false [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L171-4(lines 162 175) the Hoare annotation is: false [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L171-5(lines 162 175) the Hoare annotation is: false [2019-10-22 08:54:40,644 INFO L439 ceAbstractionStarter]: At program point L238(lines 234 240) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 08:54:40,650 INFO L439 ceAbstractionStarter]: At program point L471(lines 456 474) the Hoare annotation is: false [2019-10-22 08:54:40,651 INFO L439 ceAbstractionStarter]: At program point L471-1(lines 456 474) the Hoare annotation is: (let ((.cse10 (<= 1 ~systemActive~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse4 (<= ~methaneLevelCritical~0 0)) (.cse0 (and (<= ~waterLevel~0 1) .cse10 .cse11 .cse12)) (.cse7 (<= 0 ~methaneLevelCritical~0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (and .cse10 .cse11 .cse12)) (.cse5 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (.cse6 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse8 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse1 (= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1) (and (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse9) (and .cse4 .cse0 .cse7) (and (and (and .cse2 .cse3 .cse5 .cse6 .cse8) .cse1) .cse9)))) [2019-10-22 08:54:40,651 INFO L439 ceAbstractionStarter]: At program point L471-2(lines 456 474) the Hoare annotation is: false [2019-10-22 08:54:40,651 INFO L439 ceAbstractionStarter]: At program point L471-3(lines 456 474) the Hoare annotation is: false [2019-10-22 08:54:40,651 INFO L439 ceAbstractionStarter]: At program point L471-4(lines 456 474) the Hoare annotation is: false [2019-10-22 08:54:40,651 INFO L439 ceAbstractionStarter]: At program point L471-5(lines 456 474) the Hoare annotation is: false [2019-10-22 08:54:40,651 INFO L439 ceAbstractionStarter]: At program point L571(lines 566 574) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 08:54:40,651 INFO L446 ceAbstractionStarter]: At program point L274(lines 255 277) the Hoare annotation is: true [2019-10-22 08:54:40,651 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L506-1(lines 506 512) the Hoare annotation is: (let ((.cse9 (<= 1 ~systemActive~0)) (.cse10 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse6 (<= ~methaneLevelCritical~0 0)) (.cse1 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse2 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (and .cse9 .cse10)) (.cse8 (<= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (<= ~waterLevel~0 2)) (.cse7 (and .cse9 (= ~pumpRunning~0 0) .cse10)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and (and (and .cse1 .cse2 .cse3) .cse4) .cse5)) (and (and .cse6 .cse7 .cse8) .cse0) (and (and (and .cse6 .cse1 .cse2 .cse3 .cse8) .cse4) .cse0) (and .cse0 (and .cse7 .cse5))))) [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407(lines 400 410) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse2 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse3 (and (<= ~waterLevel~0 1) (<= 1 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= ~methaneLevelCritical~0 0) .cse0 .cse1 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 (<= 0 ~methaneLevelCritical~0)) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 .cse1 .cse2 .cse3) (= 1 ~methaneLevelCritical~0)))) [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407-1(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407-2(lines 400 410) the Hoare annotation is: (let ((.cse16 (<= 1 ~systemActive~0)) (.cse17 (= ~pumpRunning~0 0)) (.cse18 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (<= ~methaneLevelCritical~0 0)) (.cse3 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse5 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (<= 0 ~methaneLevelCritical~0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (and .cse16 .cse17 .cse18)) (.cse10 (= 1 ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2)) (.cse11 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (.cse12 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse13 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse7 (<= ~waterLevel~0 2)) (.cse14 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (and (<= ~waterLevel~0 1) .cse16 .cse17 .cse18)) (.cse15 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 (and .cse8 .cse9 .cse0 .cse1 .cse10 .cse11 .cse3 .cse4 .cse12 .cse5 .cse6 .cse13)) (and (and (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) .cse14 .cse15) .cse7) (and .cse14 .cse2 .cse15)))) [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407-3(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407-4(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407-5(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,652 INFO L439 ceAbstractionStarter]: At program point L407-6(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,653 INFO L439 ceAbstractionStarter]: At program point L407-7(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,653 INFO L439 ceAbstractionStarter]: At program point L407-8(lines 400 410) the Hoare annotation is: false [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 363) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L346-1(lines 346 363) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L346-2(lines 346 363) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L580-1(line 580) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L580-2(line 580) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 388) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L382-2(lines 382 388) no Hoare annotation was computed. [2019-10-22 08:54:40,653 INFO L443 ceAbstractionStarter]: For program point L382-4(lines 382 388) no Hoare annotation was computed. [2019-10-22 08:54:40,654 INFO L443 ceAbstractionStarter]: For program point L382-6(lines 382 388) no Hoare annotation was computed. [2019-10-22 08:54:40,654 INFO L443 ceAbstractionStarter]: For program point L382-8(lines 382 388) no Hoare annotation was computed. [2019-10-22 08:54:40,654 INFO L443 ceAbstractionStarter]: For program point L382-10(lines 382 388) no Hoare annotation was computed. [2019-10-22 08:54:40,654 INFO L439 ceAbstractionStarter]: At program point L416(lines 411 419) the Hoare annotation is: (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= ~waterLevel~0 2) (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1)) (<= 1 ~systemActive~0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= 0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (<= ULTIMATE.start_activatePump_~tmp~4 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:54:40,657 INFO L439 ceAbstractionStarter]: At program point L416-1(lines 411 419) the Hoare annotation is: false [2019-10-22 08:54:40,657 INFO L443 ceAbstractionStarter]: For program point L350(lines 350 358) no Hoare annotation was computed. [2019-10-22 08:54:40,657 INFO L439 ceAbstractionStarter]: At program point L416-2(lines 411 419) the Hoare annotation is: false [2019-10-22 08:54:40,657 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L350-1(lines 350 358) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L53(lines 53 73) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L53-2(lines 53 73) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L53-4(lines 53 73) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L516(lines 516 527) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 337) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L320-1(lines 320 337) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L320-2(lines 320 337) no Hoare annotation was computed. [2019-10-22 08:54:40,658 INFO L443 ceAbstractionStarter]: For program point L320-3(lines 320 337) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L443 ceAbstractionStarter]: For program point L320-4(lines 320 337) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L443 ceAbstractionStarter]: For program point L320-5(lines 320 337) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 93) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L443 ceAbstractionStarter]: For program point L89-3(lines 89 93) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L443 ceAbstractionStarter]: For program point L89-6(lines 89 93) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L439 ceAbstractionStarter]: At program point L288(lines 287 306) the Hoare annotation is: (let ((.cse6 (<= 1 ~systemActive~0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (<= ~methaneLevelCritical~0 0)) (.cse2 (<= 0 ~methaneLevelCritical~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse1 (and .cse6 (= ~pumpRunning~0 0) .cse7)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse8 (= ~pumpRunning~0 1)) (.cse10 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and (and (and .cse0 .cse4 .cse5 (and .cse6 .cse7) .cse2) .cse8) .cse9) (and .cse3 (and .cse1 .cse10)) (and (and (and .cse4 .cse5 (and .cse9 .cse6 .cse7)) .cse8) .cse10)))) [2019-10-22 08:54:40,659 INFO L443 ceAbstractionStarter]: For program point L288-1(lines 288 294) no Hoare annotation was computed. [2019-10-22 08:54:40,659 INFO L439 ceAbstractionStarter]: At program point L288-2(lines 287 306) the Hoare annotation is: false [2019-10-22 08:54:40,659 INFO L439 ceAbstractionStarter]: At program point L288-3(lines 287 306) the Hoare annotation is: false [2019-10-22 08:54:40,659 INFO L439 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: false [2019-10-22 08:54:40,660 INFO L443 ceAbstractionStarter]: For program point L487(lines 486 531) no Hoare annotation was computed. [2019-10-22 08:54:40,660 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:54:40,660 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-22 08:54:40,660 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 492) no Hoare annotation was computed. [2019-10-22 08:54:40,660 INFO L439 ceAbstractionStarter]: At program point L158(lines 153 161) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (<= 0 ~methaneLevelCritical~0))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1)) .cse1 .cse2 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse3 (<= ULTIMATE.start_activatePump_~tmp~4 0) .cse4 .cse5) (and (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse0 (<= ~waterLevel~0 1) .cse1 .cse2 .cse3 (= ~pumpRunning~0 0) .cse4 .cse5))) [2019-10-22 08:54:40,660 INFO L439 ceAbstractionStarter]: At program point L158-1(lines 153 161) the Hoare annotation is: false [2019-10-22 08:54:40,660 INFO L439 ceAbstractionStarter]: At program point L158-2(lines 153 161) the Hoare annotation is: false [2019-10-22 08:54:40,660 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 72) no Hoare annotation was computed. [2019-10-22 08:54:40,660 INFO L439 ceAbstractionStarter]: At program point L59-1(lines 1 949) the Hoare annotation is: (let ((.cse9 (<= 1 ~systemActive~0)) (.cse11 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse6 (and .cse9 .cse11)) (.cse7 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse12 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse13 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1)) (.cse14 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse10 (= ~pumpRunning~0 0)) (.cse8 (<= 0 ~methaneLevelCritical~0))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse5 .cse6 .cse7 .cse8) (and .cse0 (and (= 1 ~waterLevel~0) .cse9 .cse10 .cse11) .cse8) (and .cse1 .cse12 .cse13 (and .cse2 .cse3 .cse6 .cse7) .cse14) (and .cse1 .cse12 .cse13 (and .cse9 .cse10 .cse11) .cse14) (and .cse0 .cse4 .cse5 (and (<= ~waterLevel~0 1) .cse9 .cse10 .cse11) .cse8)))) [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L59-2(lines 59 72) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L439 ceAbstractionStarter]: At program point L59-3(lines 1 949) the Hoare annotation is: false [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L59-4(lines 59 72) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L439 ceAbstractionStarter]: At program point L59-5(lines 1 949) the Hoare annotation is: false [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L522-2(lines 288 294) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 332) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L324-1(lines 324 332) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L324-2(lines 324 332) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L324-3(lines 324 332) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L324-4(lines 324 332) no Hoare annotation was computed. [2019-10-22 08:54:40,661 INFO L443 ceAbstractionStarter]: For program point L324-5(lines 324 332) no Hoare annotation was computed. [2019-10-22 08:54:40,662 INFO L439 ceAbstractionStarter]: At program point L126(lines 121 129) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse4 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse1 (and (<= 1 ~systemActive~0) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse0 (<= ~waterLevel~0 1))) (or (and .cse0 (and (and .cse1 .cse2 .cse3 .cse4) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0))) (and (and (<= ~methaneLevelCritical~0 0) .cse2 .cse3 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse1 (<= 0 ~methaneLevelCritical~0)) .cse0))) [2019-10-22 08:54:40,662 INFO L439 ceAbstractionStarter]: At program point L126-1(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,662 INFO L439 ceAbstractionStarter]: At program point L126-2(lines 121 129) the Hoare annotation is: (let ((.cse14 (<= 1 ~systemActive~0)) (.cse15 (= ~pumpRunning~0 0)) (.cse16 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse6 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse8 (<= ~waterLevel~0 2)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (and .cse14 .cse15 .cse16)) (.cse2 (= 1 ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2)) (.cse3 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (.cse4 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse5 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse10 (<= ~methaneLevelCritical~0 0)) (.cse9 (and (<= ~waterLevel~0 1) .cse14 .cse15 .cse16)) (.cse11 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse12 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (<= 0 ~methaneLevelCritical~0))) (or (and (and (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7) .cse8) (and .cse6 .cse9 .cse7) (and .cse8 (and .cse0 .cse1 .cse10 .cse2 .cse3 .cse11 .cse4 .cse12 .cse13 .cse5)) (and .cse10 .cse9 .cse11 .cse12 .cse13)))) [2019-10-22 08:54:40,664 INFO L439 ceAbstractionStarter]: At program point L126-3(lines 121 129) the Hoare annotation is: (let ((.cse9 (<= 1 ~systemActive~0)) (.cse11 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (<= 0 ~methaneLevelCritical~0)) (.cse10 (= ~pumpRunning~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse12 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse6 (and .cse9 .cse11)) (.cse7 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse13 (= 1 ~methaneLevelCritical~0))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse5 .cse6 .cse7 .cse8) (and .cse0 (and (<= ~waterLevel~0 1) .cse9 .cse10 .cse11) .cse4 .cse5 .cse8) (and .cse1 .cse12 (and .cse9 .cse10 .cse11) .cse13) (and .cse1 .cse12 (and .cse2 .cse3 .cse6 .cse7) .cse13)))) [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-4(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-5(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-6(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-7(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-8(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-9(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-10(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L439 ceAbstractionStarter]: At program point L126-11(lines 121 129) the Hoare annotation is: false [2019-10-22 08:54:40,665 INFO L443 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2019-10-22 08:54:40,665 INFO L443 ceAbstractionStarter]: For program point L193-1(lines 288 294) no Hoare annotation was computed. [2019-10-22 08:54:40,666 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:54:40,666 INFO L443 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-10-22 08:54:40,666 INFO L443 ceAbstractionStarter]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-10-22 08:54:40,666 INFO L443 ceAbstractionStarter]: For program point L63-4(lines 63 69) no Hoare annotation was computed. [2019-10-22 08:54:40,666 INFO L439 ceAbstractionStarter]: At program point L295(lines 295 301) the Hoare annotation is: (let ((.cse1 (<= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse4 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse11 (and (<= ~waterLevel~0 1) .cse1 .cse2 .cse3)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse10 (<= ~methaneLevelCritical~0 0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse8 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse9 (and .cse1 .cse3)) (.cse12 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 (and (and .cse1 .cse2 .cse3) .cse4 .cse5)) (and .cse0 (and (and .cse6 .cse7 .cse8 .cse9) .cse4 .cse5)) (and .cse10 .cse11 .cse12) (and .cse11 .cse5) (and .cse0 (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse10 .cse6 .cse7 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse8 .cse9 .cse12))))) [2019-10-22 08:54:40,667 INFO L439 ceAbstractionStarter]: At program point L295-1(lines 295 301) the Hoare annotation is: false [2019-10-22 08:54:40,667 INFO L439 ceAbstractionStarter]: At program point L295-2(lines 295 301) the Hoare annotation is: false [2019-10-22 08:54:40,667 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-10-22 08:54:40,667 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:54:40,667 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-10-22 08:54:40,667 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-10-22 08:54:40,668 INFO L439 ceAbstractionStarter]: At program point L496-1(lines 496 502) the Hoare annotation is: (let ((.cse11 (<= 1 ~systemActive~0)) (.cse12 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse1 (<= ~methaneLevelCritical~0 0)) (.cse3 (<= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse6 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse7 (and .cse11 .cse12)) (.cse2 (and .cse11 (= ~pumpRunning~0 0) .cse12)) (.cse0 (<= ~waterLevel~0 2)) (.cse8 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1)) (.cse10 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (and (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse4 .cse5 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6 .cse7 .cse3) .cse0) (and (and .cse4 .cse5 .cse6 .cse7) .cse0 .cse8 .cse9 .cse10) (and .cse2 .cse0 .cse8 .cse9 .cse10)))) [2019-10-22 08:54:40,668 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2019-10-22 08:54:40,668 INFO L446 ceAbstractionStarter]: At program point L265-1(lines 265 272) the Hoare annotation is: true [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 172) no Hoare annotation was computed. [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L166-1(lines 166 172) no Hoare annotation was computed. [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L166-2(lines 166 172) no Hoare annotation was computed. [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L166-3(lines 166 172) no Hoare annotation was computed. [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L166-4(lines 166 172) no Hoare annotation was computed. [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L166-5(lines 166 172) no Hoare annotation was computed. [2019-10-22 08:54:40,669 INFO L439 ceAbstractionStarter]: At program point L563(lines 1 949) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 08:54:40,669 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 105) no Hoare annotation was computed. [2019-10-22 08:54:40,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:54:40 BoogieIcfgContainer [2019-10-22 08:54:40,722 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:54:40,722 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:54:40,723 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:54:40,723 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:54:40,723 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:25" (3/4) ... [2019-10-22 08:54:40,726 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:54:40,745 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 08:54:40,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 08:54:40,750 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 08:54:40,751 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:54:40,752 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:54:40,752 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 08:54:40,778 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 0 <= methaneLevelCritical) || ((methaneLevelCritical <= 0 && ((1 == waterLevel && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 2 && 1 == \result) && tmp == 1) && ((pumpRunning == 1 && 0 < tmp + 1) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 1 == methaneLevelCritical)) || ((((waterLevel <= 2 && 1 == \result) && tmp == 1) && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((methaneLevelCritical <= 0 && 0 <= \result) && \result <= 0) && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 08:54:40,779 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && (methaneLevelCritical <= 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((((\result <= 0 && methaneLevelCritical <= 0) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && waterLevel <= 2)) || (((((((pumpRunning == 1 && 0 < tmp + 1) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && tmp == 1) && 1 == methaneLevelCritical)) || ((((((1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && tmp == 1) && 1 == methaneLevelCritical) [2019-10-22 08:54:40,779 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 2 && (((1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) || (waterLevel <= 2 && ((((pumpRunning == 1 && 0 < tmp + 1) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical)) || ((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && ((((((((\result <= 0 && methaneLevelCritical <= 0) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 08:54:40,780 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 0 <= methaneLevelCritical) || ((((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical)) || (((waterLevel <= 2 && 1 == \result) && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((waterLevel <= 2 && 1 == \result) && ((pumpRunning == 1 && 0 < tmp + 1) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 1 == methaneLevelCritical) [2019-10-22 08:54:40,780 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (waterLevel <= 1 && (((((1 <= systemActive && 0 == splverifierCounter) && pumpRunning == 1) && 0 < tmp + 1) && tmp <= 0) && 1 == \result) && 1 == methaneLevelCritical) || ((((((((methaneLevelCritical <= 0 && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && \result <= 0) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && waterLevel <= 1) [2019-10-22 08:54:40,781 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result <= 0 && methaneLevelCritical <= 0) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && (waterLevel <= 1 && 1 <= systemActive) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((1 == \result && ((pumpRunning == 1 && 0 < tmp + 1) && tmp <= 0) && (waterLevel <= 1 && 1 <= systemActive) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 08:54:40,781 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && (\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && methaneLevelCritical <= 0) && 0 <= methaneLevelCritical) && waterLevel <= 2) [2019-10-22 08:54:40,781 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((\result <= 1 && methaneLevelCritical <= 0) && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 08:54:40,782 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && methaneLevelCritical <= 0) && 0 == tmp) && 1 == \result) && 0 <= methaneLevelCritical) && 1 == tmp___0) && waterLevel <= 2)) || ((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && 1 == methaneLevelCritical) && waterLevel <= 2) [2019-10-22 08:54:40,783 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result <= 0 && waterLevel <= 2) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && 0 <= methaneLevelCritical) && methaneLevelCritical <= 0) && pumpRunning == 1) && \result == 1) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter [2019-10-22 08:54:40,784 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && 1 == \result) && 1 == methaneLevelCritical) && waterLevel <= 2) || ((1 == \result && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && ((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && methaneLevelCritical <= 0) && 1 == tmp) && 0 == tmp) && 0 <= \result) && 1 == \result) && \result <= 0) && 0 <= methaneLevelCritical) && 1 == tmp___0)) || ((((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) [2019-10-22 08:54:40,784 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result <= 0 && methaneLevelCritical <= 0) && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= \result) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) || (waterLevel <= 2 && ((((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && \result <= 0) && methaneLevelCritical <= 0) && 1 == tmp) && 0 == tmp) && 0 <= \result) && 0 <= \result) && 1 == \result) && \result <= 0) && 0 <= methaneLevelCritical) && 1 == tmp___0)) || ((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && 1 == \result) && 1 == methaneLevelCritical) && waterLevel <= 2)) || ((1 == \result && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 08:54:40,854 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7cfbaccb-d173-4410-a8a0-3dab2439b007/bin/uautomizer/witness.graphml [2019-10-22 08:54:40,855 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:54:40,856 INFO L168 Benchmark]: Toolchain (without parser) took 17116.07 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 521.7 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -136.3 MB). Peak memory consumption was 385.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,856 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:40,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,857 INFO L168 Benchmark]: Boogie Preprocessor took 67.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,857 INFO L168 Benchmark]: RCFGBuilder took 961.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,857 INFO L168 Benchmark]: TraceAbstraction took 15342.52 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 416.8 MB). Free memory was 996.3 MB in the beginning and 1.1 GB in the end (delta: -103.0 MB). Peak memory consumption was 650.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,857 INFO L168 Benchmark]: Witness Printer took 132.18 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:40,859 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 522.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.30 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 961.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15342.52 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 416.8 MB). Free memory was 996.3 MB in the beginning and 1.1 GB in the end (delta: -103.0 MB). Peak memory consumption was 650.1 MB. Max. memory is 11.5 GB. * Witness Printer took 132.18 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 580]: 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: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && methaneLevelCritical <= 0) && 0 == tmp) && 1 == \result) && 0 <= methaneLevelCritical) && 1 == tmp___0) && waterLevel <= 2)) || ((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && 1 == methaneLevelCritical) && waterLevel <= 2) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: (((((((((((\result <= 0 && waterLevel <= 2) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && 0 <= methaneLevelCritical) && methaneLevelCritical <= 0) && pumpRunning == 1) && \result == 1) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && (\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && methaneLevelCritical <= 0) && 0 <= methaneLevelCritical) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: (((((methaneLevelCritical <= 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && waterLevel <= 2) || ((((((methaneLevelCritical <= 0 && 0 < tmp + 1) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && pumpRunning == 1) && waterLevel <= 1)) || (waterLevel <= 2 && ((1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((0 < tmp + 1 && tmp <= 0) && (waterLevel <= 1 && 1 <= systemActive) && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical) - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 0 <= methaneLevelCritical) || ((methaneLevelCritical <= 0 && ((1 == waterLevel && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 2 && 1 == \result) && tmp == 1) && ((pumpRunning == 1 && 0 < tmp + 1) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 1 == methaneLevelCritical)) || ((((waterLevel <= 2 && 1 == \result) && tmp == 1) && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((methaneLevelCritical <= 0 && 0 <= \result) && \result <= 0) && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((\result <= 1 && methaneLevelCritical <= 0) && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && (((0 < tmp + 1 && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical) || (((methaneLevelCritical <= 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && waterLevel <= 2)) || ((((((methaneLevelCritical <= 0 && 0 < tmp + 1) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && pumpRunning == 1) && waterLevel <= 2)) || (waterLevel <= 2 && ((1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 0 <= methaneLevelCritical) || ((((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical)) || (((waterLevel <= 2 && 1 == \result) && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((waterLevel <= 2 && 1 == \result) && ((pumpRunning == 1 && 0 < tmp + 1) && 1 <= systemActive && 0 == splverifierCounter) && tmp <= 0) && 1 == methaneLevelCritical) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((\result <= 0 && methaneLevelCritical <= 0) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && (waterLevel <= 1 && 1 <= systemActive) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((1 == \result && ((pumpRunning == 1 && 0 < tmp + 1) && tmp <= 0) && (waterLevel <= 1 && 1 <= systemActive) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && 1 == \result) && 1 == methaneLevelCritical) && waterLevel <= 2) || ((1 == \result && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && ((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && methaneLevelCritical <= 0) && 1 == tmp) && 0 == tmp) && 0 <= \result) && 1 == \result) && \result <= 0) && 0 <= methaneLevelCritical) && 1 == tmp___0)) || ((((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (waterLevel <= 1 && (((((1 <= systemActive && 0 == splverifierCounter) && pumpRunning == 1) && 0 < tmp + 1) && tmp <= 0) && 1 == \result) && 1 == methaneLevelCritical) || ((((((((methaneLevelCritical <= 0 && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && \result <= 0) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && waterLevel <= 1) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((\result <= 0 && methaneLevelCritical <= 0) && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= \result) && 0 <= \result) && \result <= 0) && 0 <= methaneLevelCritical) || (waterLevel <= 2 && ((((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && \result <= 0) && methaneLevelCritical <= 0) && 1 == tmp) && 0 == tmp) && 0 <= \result) && 0 <= \result) && 1 == \result) && \result <= 0) && 0 <= methaneLevelCritical) && 1 == tmp___0)) || ((((((((\result == 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0) && 1 == \result) && 1 == methaneLevelCritical) && waterLevel <= 2)) || ((1 == \result && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((((waterLevel <= 2 && (((1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) || (waterLevel <= 2 && ((((pumpRunning == 1 && 0 < tmp + 1) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical)) || ((methaneLevelCritical <= 0 && ((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (waterLevel <= 2 && ((((((((\result <= 0 && methaneLevelCritical <= 0) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && (methaneLevelCritical <= 0 && (1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((((\result <= 0 && methaneLevelCritical <= 0) && pumpRunning == 1) && 0 < tmp + 1) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && waterLevel <= 2)) || (((((((pumpRunning == 1 && 0 < tmp + 1) && tmp <= 0) && 1 <= systemActive && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && tmp == 1) && 1 == methaneLevelCritical)) || ((((((1 <= systemActive && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) && 1 == \result) && tmp == 1) && 1 == methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 15.2s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.2s, HoareTripleCheckerStatistics: 1399 SDtfs, 2156 SDslu, 2353 SDs, 0 SdLazy, 389 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=372occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 2047 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 410 NumberOfFragments, 1485 HoareAnnotationTreeSize, 57 FomulaSimplifications, 1988644 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 994448 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 381 NumberOfCodeBlocks, 381 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 28429 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 14/14 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...