./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product51_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product51_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 38d3472c1eb8f4a8d30b3059a3484ecd66f7fba4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 19:44:34,547 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:44:34,548 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:44:34,554 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:44:34,554 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:44:34,555 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:44:34,555 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:44:34,556 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:44:34,557 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:44:34,557 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:44:34,557 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:44:34,558 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:44:34,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:44:34,558 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:44:34,559 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:44:34,559 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:44:34,560 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:44:34,560 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:44:34,561 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:44:34,562 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:44:34,563 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:44:34,563 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:44:34,564 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:44:34,564 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:44:34,565 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:44:34,565 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:44:34,565 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:44:34,566 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:44:34,566 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:44:34,567 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:44:34,567 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:44:34,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:44:34,567 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:44:34,567 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:44:34,568 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:44:34,568 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:44:34,568 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:44:34,576 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:44:34,576 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:44:34,576 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:44:34,577 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:44:34,577 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:44:34,578 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:44:34,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:44:34,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:44:34,579 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:44:34,579 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:44:34,580 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:44:34,580 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:44:34,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:44:34,580 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:44:34,580 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan 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 -> Taipan 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 -> 38d3472c1eb8f4a8d30b3059a3484ecd66f7fba4 [2018-12-09 19:44:34,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:44:34,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:44:34,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:44:34,611 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:44:34,611 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:44:34,612 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product51_true-unreach-call_false-termination.cil.c [2018-12-09 19:44:34,649 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/data/2282c0db4/586b78315f33472ab5315e1f7457a207/FLAGf9f1f9c0d [2018-12-09 19:44:35,076 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:44:35,077 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/sv-benchmarks/c/product-lines/minepump_spec2_product51_true-unreach-call_false-termination.cil.c [2018-12-09 19:44:35,082 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/data/2282c0db4/586b78315f33472ab5315e1f7457a207/FLAGf9f1f9c0d [2018-12-09 19:44:35,092 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/data/2282c0db4/586b78315f33472ab5315e1f7457a207 [2018-12-09 19:44:35,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:44:35,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:44:35,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:44:35,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:44:35,098 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:44:35,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35, skipping insertion in model container [2018-12-09 19:44:35,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:44:35,132 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:44:35,320 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:44:35,364 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:44:35,420 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:44:35,436 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:44:35,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35 WrapperNode [2018-12-09 19:44:35,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:44:35,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:44:35,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:44:35,438 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:44:35,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:44:35,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:44:35,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:44:35,458 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:44:35,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... [2018-12-09 19:44:35,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:44:35,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:44:35,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:44:35,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:44:35,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/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 [2018-12-09 19:44:35,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 19:44:35,509 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 19:44:35,509 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:44:35,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 19:44:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 19:44:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 19:44:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 19:44:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 19:44:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 19:44:35,510 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 19:44:35,510 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 19:44:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 19:44:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 19:44:35,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 19:44:35,512 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 19:44:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 19:44:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 19:44:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 19:44:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 19:44:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:44:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:44:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 19:44:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 19:44:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 19:44:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 19:44:35,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:44:35,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:44:35,783 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:44:35,784 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 19:44:35,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:35 BoogieIcfgContainer [2018-12-09 19:44:35,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:44:35,785 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:44:35,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:44:35,786 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:44:35,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:44:35" (1/3) ... [2018-12-09 19:44:35,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579818ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:44:35, skipping insertion in model container [2018-12-09 19:44:35,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:44:35" (2/3) ... [2018-12-09 19:44:35,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579818ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:44:35, skipping insertion in model container [2018-12-09 19:44:35,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:35" (3/3) ... [2018-12-09 19:44:35,789 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product51_true-unreach-call_false-termination.cil.c [2018-12-09 19:44:35,795 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:44:35,800 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:44:35,808 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:44:35,827 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:44:35,827 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:44:35,827 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:44:35,827 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:44:35,827 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:44:35,827 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:44:35,827 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:44:35,828 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:44:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2018-12-09 19:44:35,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 19:44:35,844 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:35,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:35,846 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:35,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:35,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1555680106, now seen corresponding path program 1 times [2018-12-09 19:44:35,851 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:35,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:35,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:35,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:35,878 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:35,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:35,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 19:44:35,992 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:35,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 19:44:36,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 19:44:36,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 19:44:36,004 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 2 states. [2018-12-09 19:44:36,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:36,027 INFO L93 Difference]: Finished difference Result 274 states and 341 transitions. [2018-12-09 19:44:36,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 19:44:36,028 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-12-09 19:44:36,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:36,035 INFO L225 Difference]: With dead ends: 274 [2018-12-09 19:44:36,035 INFO L226 Difference]: Without dead ends: 139 [2018-12-09 19:44:36,037 INFO L631 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 [2018-12-09 19:44:36,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-12-09 19:44:36,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-12-09 19:44:36,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-12-09 19:44:36,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2018-12-09 19:44:36,068 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 51 [2018-12-09 19:44:36,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:36,068 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2018-12-09 19:44:36,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 19:44:36,068 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2018-12-09 19:44:36,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 19:44:36,070 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:36,070 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:36,070 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:36,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:36,070 INFO L82 PathProgramCache]: Analyzing trace with hash -2138870170, now seen corresponding path program 1 times [2018-12-09 19:44:36,071 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:36,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,071 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:36,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,071 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:36,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:36,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:36,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:44:36,129 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:36,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:44:36,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:44:36,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:44:36,131 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 3 states. [2018-12-09 19:44:36,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:36,144 INFO L93 Difference]: Finished difference Result 217 states and 255 transitions. [2018-12-09 19:44:36,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:44:36,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 19:44:36,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:36,146 INFO L225 Difference]: With dead ends: 217 [2018-12-09 19:44:36,146 INFO L226 Difference]: Without dead ends: 130 [2018-12-09 19:44:36,147 INFO L631 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 [2018-12-09 19:44:36,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-12-09 19:44:36,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-12-09 19:44:36,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-12-09 19:44:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 152 transitions. [2018-12-09 19:44:36,155 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 152 transitions. Word has length 52 [2018-12-09 19:44:36,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:36,155 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 152 transitions. [2018-12-09 19:44:36,155 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:44:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2018-12-09 19:44:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 19:44:36,156 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:36,156 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:36,156 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:36,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:36,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1856702925, now seen corresponding path program 1 times [2018-12-09 19:44:36,157 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:36,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:36,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,158 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:36,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:36,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:36,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:44:36,222 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:36,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:44:36,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:44:36,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:44:36,223 INFO L87 Difference]: Start difference. First operand 130 states and 152 transitions. Second operand 7 states. [2018-12-09 19:44:36,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:36,465 INFO L93 Difference]: Finished difference Result 385 states and 468 transitions. [2018-12-09 19:44:36,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:44:36,466 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-12-09 19:44:36,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:36,469 INFO L225 Difference]: With dead ends: 385 [2018-12-09 19:44:36,469 INFO L226 Difference]: Without dead ends: 283 [2018-12-09 19:44:36,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:44:36,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-12-09 19:44:36,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 275. [2018-12-09 19:44:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-12-09 19:44:36,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 334 transitions. [2018-12-09 19:44:36,500 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 334 transitions. Word has length 56 [2018-12-09 19:44:36,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:36,500 INFO L480 AbstractCegarLoop]: Abstraction has 275 states and 334 transitions. [2018-12-09 19:44:36,500 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:44:36,500 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 334 transitions. [2018-12-09 19:44:36,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 19:44:36,502 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:36,502 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:36,503 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:36,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:36,503 INFO L82 PathProgramCache]: Analyzing trace with hash 556663983, now seen corresponding path program 1 times [2018-12-09 19:44:36,503 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:36,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:36,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,504 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:36,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:36,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:36,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:44:36,576 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:36,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:44:36,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:44:36,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:44:36,577 INFO L87 Difference]: Start difference. First operand 275 states and 334 transitions. Second operand 6 states. [2018-12-09 19:44:36,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:36,720 INFO L93 Difference]: Finished difference Result 751 states and 936 transitions. [2018-12-09 19:44:36,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 19:44:36,720 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-12-09 19:44:36,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:36,724 INFO L225 Difference]: With dead ends: 751 [2018-12-09 19:44:36,724 INFO L226 Difference]: Without dead ends: 504 [2018-12-09 19:44:36,725 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:44:36,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2018-12-09 19:44:36,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 498. [2018-12-09 19:44:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-12-09 19:44:36,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 608 transitions. [2018-12-09 19:44:36,761 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 608 transitions. Word has length 62 [2018-12-09 19:44:36,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:36,762 INFO L480 AbstractCegarLoop]: Abstraction has 498 states and 608 transitions. [2018-12-09 19:44:36,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:44:36,762 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 608 transitions. [2018-12-09 19:44:36,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 19:44:36,764 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:36,765 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:36,765 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:36,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:36,765 INFO L82 PathProgramCache]: Analyzing trace with hash -728464629, now seen corresponding path program 1 times [2018-12-09 19:44:36,765 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:36,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:36,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:36,766 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:36,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:36,848 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:36,848 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 19:44:36,848 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:36,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 19:44:36,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 19:44:36,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:44:36,849 INFO L87 Difference]: Start difference. First operand 498 states and 608 transitions. Second operand 7 states. [2018-12-09 19:44:37,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:37,252 INFO L93 Difference]: Finished difference Result 1285 states and 1690 transitions. [2018-12-09 19:44:37,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 19:44:37,253 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-12-09 19:44:37,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:37,255 INFO L225 Difference]: With dead ends: 1285 [2018-12-09 19:44:37,255 INFO L226 Difference]: Without dead ends: 815 [2018-12-09 19:44:37,257 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-09 19:44:37,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2018-12-09 19:44:37,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 719. [2018-12-09 19:44:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-12-09 19:44:37,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 875 transitions. [2018-12-09 19:44:37,286 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 875 transitions. Word has length 66 [2018-12-09 19:44:37,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:37,287 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 875 transitions. [2018-12-09 19:44:37,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 19:44:37,287 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 875 transitions. [2018-12-09 19:44:37,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 19:44:37,288 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:37,288 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:37,289 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:37,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:37,289 INFO L82 PathProgramCache]: Analyzing trace with hash -577517678, now seen corresponding path program 1 times [2018-12-09 19:44:37,289 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:37,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:37,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,290 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:37,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:37,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:37,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:44:37,333 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:37,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:44:37,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:44:37,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:44:37,334 INFO L87 Difference]: Start difference. First operand 719 states and 875 transitions. Second operand 6 states. [2018-12-09 19:44:37,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:37,368 INFO L93 Difference]: Finished difference Result 1430 states and 1772 transitions. [2018-12-09 19:44:37,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 19:44:37,369 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-12-09 19:44:37,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:37,371 INFO L225 Difference]: With dead ends: 1430 [2018-12-09 19:44:37,371 INFO L226 Difference]: Without dead ends: 739 [2018-12-09 19:44:37,373 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 19:44:37,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2018-12-09 19:44:37,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 739. [2018-12-09 19:44:37,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2018-12-09 19:44:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 895 transitions. [2018-12-09 19:44:37,397 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 895 transitions. Word has length 88 [2018-12-09 19:44:37,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:37,398 INFO L480 AbstractCegarLoop]: Abstraction has 739 states and 895 transitions. [2018-12-09 19:44:37,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:44:37,398 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 895 transitions. [2018-12-09 19:44:37,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 19:44:37,399 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:37,399 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:37,399 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:37,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:37,400 INFO L82 PathProgramCache]: Analyzing trace with hash 124082196, now seen corresponding path program 1 times [2018-12-09 19:44:37,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:37,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:37,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,401 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:37,459 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:37,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 19:44:37,459 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:37,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 19:44:37,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 19:44:37,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 19:44:37,460 INFO L87 Difference]: Start difference. First operand 739 states and 895 transitions. Second operand 8 states. [2018-12-09 19:44:37,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:37,504 INFO L93 Difference]: Finished difference Result 1478 states and 1850 transitions. [2018-12-09 19:44:37,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 19:44:37,504 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-12-09 19:44:37,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:37,507 INFO L225 Difference]: With dead ends: 1478 [2018-12-09 19:44:37,508 INFO L226 Difference]: Without dead ends: 767 [2018-12-09 19:44:37,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 19:44:37,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2018-12-09 19:44:37,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 755. [2018-12-09 19:44:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2018-12-09 19:44:37,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 911 transitions. [2018-12-09 19:44:37,545 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 911 transitions. Word has length 88 [2018-12-09 19:44:37,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:37,545 INFO L480 AbstractCegarLoop]: Abstraction has 755 states and 911 transitions. [2018-12-09 19:44:37,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 19:44:37,545 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 911 transitions. [2018-12-09 19:44:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 19:44:37,547 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:37,547 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:37,547 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:37,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:37,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1849563093, now seen corresponding path program 1 times [2018-12-09 19:44:37,548 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:37,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:37,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,549 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:37,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:37,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:37,593 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 19:44:37,593 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:37,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 19:44:37,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 19:44:37,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:44:37,594 INFO L87 Difference]: Start difference. First operand 755 states and 911 transitions. Second operand 4 states. [2018-12-09 19:44:37,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:37,769 INFO L93 Difference]: Finished difference Result 2445 states and 3098 transitions. [2018-12-09 19:44:37,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 19:44:37,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-12-09 19:44:37,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:37,777 INFO L225 Difference]: With dead ends: 2445 [2018-12-09 19:44:37,777 INFO L226 Difference]: Without dead ends: 1718 [2018-12-09 19:44:37,779 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:44:37,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2018-12-09 19:44:37,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1687. [2018-12-09 19:44:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1687 states. [2018-12-09 19:44:37,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 2087 transitions. [2018-12-09 19:44:37,839 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 2087 transitions. Word has length 88 [2018-12-09 19:44:37,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:37,840 INFO L480 AbstractCegarLoop]: Abstraction has 1687 states and 2087 transitions. [2018-12-09 19:44:37,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 19:44:37,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2087 transitions. [2018-12-09 19:44:37,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 19:44:37,841 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:37,841 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:37,842 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:37,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:37,842 INFO L82 PathProgramCache]: Analyzing trace with hash -2027295025, now seen corresponding path program 1 times [2018-12-09 19:44:37,842 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:37,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:37,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:37,843 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:37,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:37,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:37,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:44:37,872 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:37,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:44:37,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:44:37,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:44:37,873 INFO L87 Difference]: Start difference. First operand 1687 states and 2087 transitions. Second operand 3 states. [2018-12-09 19:44:37,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:37,954 INFO L93 Difference]: Finished difference Result 2686 states and 3425 transitions. [2018-12-09 19:44:37,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:44:37,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-12-09 19:44:37,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:37,965 INFO L225 Difference]: With dead ends: 2686 [2018-12-09 19:44:37,965 INFO L226 Difference]: Without dead ends: 2683 [2018-12-09 19:44:37,966 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:44:37,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2683 states. [2018-12-09 19:44:38,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2683 to 2497. [2018-12-09 19:44:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2497 states. [2018-12-09 19:44:38,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2497 states and 3197 transitions. [2018-12-09 19:44:38,059 INFO L78 Accepts]: Start accepts. Automaton has 2497 states and 3197 transitions. Word has length 92 [2018-12-09 19:44:38,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:38,059 INFO L480 AbstractCegarLoop]: Abstraction has 2497 states and 3197 transitions. [2018-12-09 19:44:38,059 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:44:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 3197 transitions. [2018-12-09 19:44:38,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 19:44:38,066 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:38,066 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:38,066 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:38,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:38,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1952355323, now seen corresponding path program 1 times [2018-12-09 19:44:38,067 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:38,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:38,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:38,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:38,068 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:38,140 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 25 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 19:44:38,141 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:44:38,141 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:44:38,141 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 155 with the following transitions: [2018-12-09 19:44:38,142 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [27], [28], [40], [46], [50], [51], [52], [67], [70], [72], [81], [85], [89], [92], [97], [100], [103], [105], [108], [126], [128], [131], [133], [136], [139], [142], [150], [151], [152], [153], [154], [155], [156], [157], [159], [164], [166], [167], [172], [174], [175], [176], [208], [212], [218], [226], [230], [233], [235], [238], [248], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [266], [267], [273], [274], [275], [283], [284], [285], [286], [287], [288], [291], [292], [295], [296], [297], [298], [299], [301], [302], [309], [310], [311], [312], [313], [314], [315], [317], [318], [319], [320] [2018-12-09 19:44:38,167 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:44:38,167 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:44:38,702 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 19:44:38,702 INFO L272 AbstractInterpreter]: Visited 96 different actions 145 times. Merged at 8 different actions 8 times. Never widened. Performed 7972 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7972 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 134 variables. [2018-12-09 19:44:38,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:38,707 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 19:44:39,141 INFO L227 lantSequenceWeakener]: Weakened 150 states. On average, predicates are now at 96.44% of their original sizes. [2018-12-09 19:44:39,142 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 19:44:39,394 INFO L418 sIntCurrentIteration]: We unified 153 AI predicates to 153 [2018-12-09 19:44:39,394 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 19:44:39,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 19:44:39,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [30] imperfect sequences [5] total 33 [2018-12-09 19:44:39,395 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:39,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-12-09 19:44:39,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-12-09 19:44:39,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=719, Unknown=0, NotChecked=0, Total=870 [2018-12-09 19:44:39,396 INFO L87 Difference]: Start difference. First operand 2497 states and 3197 transitions. Second operand 30 states. [2018-12-09 19:44:49,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:49,979 INFO L93 Difference]: Finished difference Result 7856 states and 10435 transitions. [2018-12-09 19:44:49,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-09 19:44:49,980 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 154 [2018-12-09 19:44:49,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:49,993 INFO L225 Difference]: With dead ends: 7856 [2018-12-09 19:44:49,993 INFO L226 Difference]: Without dead ends: 5703 [2018-12-09 19:44:49,997 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 172 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=2007, Unknown=0, NotChecked=0, Total=2352 [2018-12-09 19:44:50,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2018-12-09 19:44:50,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5369. [2018-12-09 19:44:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5369 states. [2018-12-09 19:44:50,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5369 states to 5369 states and 6727 transitions. [2018-12-09 19:44:50,184 INFO L78 Accepts]: Start accepts. Automaton has 5369 states and 6727 transitions. Word has length 154 [2018-12-09 19:44:50,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:50,184 INFO L480 AbstractCegarLoop]: Abstraction has 5369 states and 6727 transitions. [2018-12-09 19:44:50,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-12-09 19:44:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 5369 states and 6727 transitions. [2018-12-09 19:44:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 19:44:50,189 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:50,189 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:50,189 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:50,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:50,189 INFO L82 PathProgramCache]: Analyzing trace with hash 371036000, now seen corresponding path program 1 times [2018-12-09 19:44:50,189 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:50,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:50,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:50,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:50,190 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 19:44:50,270 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:44:50,270 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:44:50,271 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 153 with the following transitions: [2018-12-09 19:44:50,271 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [27], [28], [29], [31], [34], [38], [39], [40], [46], [50], [51], [52], [55], [57], [63], [67], [70], [71], [72], [81], [85], [89], [92], [95], [97], [100], [103], [105], [108], [124], [125], [126], [128], [131], [133], [136], [139], [142], [150], [151], [152], [153], [154], [155], [156], [157], [159], [164], [166], [167], [172], [174], [175], [176], [205], [208], [212], [218], [221], [225], [226], [230], [233], [235], [238], [245], [248], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [266], [267], [271], [272], [273], [274], [275], [277], [278], [281], [282], [283], [284], [285], [286], [287], [288], [291], [292], [295], [296], [297], [298], [299], [301], [302], [307], [308], [309], [310], [311], [312], [313], [314], [315], [317], [318], [319], [320], [323], [324] [2018-12-09 19:44:50,274 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:44:50,274 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:44:51,076 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 19:44:51,076 INFO L272 AbstractInterpreter]: Visited 124 different actions 765 times. Merged at 20 different actions 68 times. Never widened. Performed 25016 root evaluator evaluations with a maximum evaluation depth of 5. Performed 25016 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 15 fixpoints after 5 different actions. Largest state had 134 variables. [2018-12-09 19:44:51,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:51,078 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 19:44:51,078 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:44:51,078 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 19:44:51,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:51,086 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 19:44:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:51,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:44:51,303 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:44:51,303 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 19:44:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 19:44:51,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 19:44:51,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 10] total 21 [2018-12-09 19:44:51,559 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:51,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 19:44:51,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 19:44:51,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2018-12-09 19:44:51,560 INFO L87 Difference]: Start difference. First operand 5369 states and 6727 transitions. Second operand 9 states. [2018-12-09 19:44:52,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:52,477 INFO L93 Difference]: Finished difference Result 15228 states and 22228 transitions. [2018-12-09 19:44:52,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 19:44:52,478 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2018-12-09 19:44:52,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:52,510 INFO L225 Difference]: With dead ends: 15228 [2018-12-09 19:44:52,510 INFO L226 Difference]: Without dead ends: 10817 [2018-12-09 19:44:52,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 297 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=158, Invalid=598, Unknown=0, NotChecked=0, Total=756 [2018-12-09 19:44:52,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10817 states. [2018-12-09 19:44:52,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10817 to 8835. [2018-12-09 19:44:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8835 states. [2018-12-09 19:44:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8835 states to 8835 states and 11461 transitions. [2018-12-09 19:44:52,892 INFO L78 Accepts]: Start accepts. Automaton has 8835 states and 11461 transitions. Word has length 152 [2018-12-09 19:44:52,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:52,893 INFO L480 AbstractCegarLoop]: Abstraction has 8835 states and 11461 transitions. [2018-12-09 19:44:52,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 19:44:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 8835 states and 11461 transitions. [2018-12-09 19:44:52,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 19:44:52,897 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:52,897 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:52,897 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:52,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:52,897 INFO L82 PathProgramCache]: Analyzing trace with hash 298649442, now seen corresponding path program 1 times [2018-12-09 19:44:52,898 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:52,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:52,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:52,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:52,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 19:44:52,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:52,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 19:44:52,958 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:52,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 19:44:52,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 19:44:52,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:44:52,959 INFO L87 Difference]: Start difference. First operand 8835 states and 11461 transitions. Second operand 9 states. [2018-12-09 19:44:53,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:53,171 INFO L93 Difference]: Finished difference Result 11614 states and 14975 transitions. [2018-12-09 19:44:53,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 19:44:53,172 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2018-12-09 19:44:53,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:53,186 INFO L225 Difference]: With dead ends: 11614 [2018-12-09 19:44:53,186 INFO L226 Difference]: Without dead ends: 3717 [2018-12-09 19:44:53,201 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-09 19:44:53,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3717 states. [2018-12-09 19:44:53,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3717 to 3613. [2018-12-09 19:44:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3613 states. [2018-12-09 19:44:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 4327 transitions. [2018-12-09 19:44:53,336 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 4327 transitions. Word has length 152 [2018-12-09 19:44:53,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:53,336 INFO L480 AbstractCegarLoop]: Abstraction has 3613 states and 4327 transitions. [2018-12-09 19:44:53,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 19:44:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 4327 transitions. [2018-12-09 19:44:53,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 19:44:53,340 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:53,340 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:53,341 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:53,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:53,341 INFO L82 PathProgramCache]: Analyzing trace with hash -713957243, now seen corresponding path program 1 times [2018-12-09 19:44:53,341 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:53,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:53,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:53,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:53,341 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:53,440 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 19:44:53,441 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:44:53,441 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:44:53,441 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 155 with the following transitions: [2018-12-09 19:44:53,441 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [27], [28], [40], [46], [50], [51], [52], [67], [70], [72], [81], [85], [89], [92], [95], [97], [100], [103], [105], [108], [126], [128], [131], [133], [136], [139], [142], [150], [151], [152], [153], [154], [155], [156], [157], [159], [164], [166], [167], [172], [174], [175], [176], [205], [208], [212], [218], [221], [225], [226], [230], [233], [235], [238], [248], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [266], [267], [273], [274], [275], [283], [284], [285], [286], [287], [288], [291], [292], [295], [296], [297], [298], [299], [301], [302], [307], [308], [309], [310], [311], [312], [313], [314], [315], [317], [318], [319], [320] [2018-12-09 19:44:53,443 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:44:53,443 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:44:54,113 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 19:44:54,113 INFO L272 AbstractInterpreter]: Visited 104 different actions 496 times. Merged at 15 different actions 38 times. Never widened. Performed 23599 root evaluator evaluations with a maximum evaluation depth of 3. Performed 23599 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 7 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-09 19:44:54,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:54,114 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 19:44:54,115 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:44:54,115 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 19:44:54,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:54,120 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 19:44:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:54,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 19:44:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 19:44:54,231 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 19:44:54,434 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 19:44:54,449 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 19:44:54,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 9] total 19 [2018-12-09 19:44:54,449 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 19:44:54,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 19:44:54,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 19:44:54,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2018-12-09 19:44:54,450 INFO L87 Difference]: Start difference. First operand 3613 states and 4327 transitions. Second operand 14 states. [2018-12-09 19:44:55,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:55,324 INFO L93 Difference]: Finished difference Result 6283 states and 7647 transitions. [2018-12-09 19:44:55,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-09 19:44:55,324 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2018-12-09 19:44:55,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:55,332 INFO L225 Difference]: With dead ends: 6283 [2018-12-09 19:44:55,332 INFO L226 Difference]: Without dead ends: 3608 [2018-12-09 19:44:55,336 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 302 SyntacticMatches, 14 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=339, Invalid=1143, Unknown=0, NotChecked=0, Total=1482 [2018-12-09 19:44:55,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3608 states. [2018-12-09 19:44:55,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3608 to 2460. [2018-12-09 19:44:55,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2460 states. [2018-12-09 19:44:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 2460 states and 2722 transitions. [2018-12-09 19:44:55,486 INFO L78 Accepts]: Start accepts. Automaton has 2460 states and 2722 transitions. Word has length 154 [2018-12-09 19:44:55,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:55,486 INFO L480 AbstractCegarLoop]: Abstraction has 2460 states and 2722 transitions. [2018-12-09 19:44:55,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 19:44:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2722 transitions. [2018-12-09 19:44:55,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 19:44:55,489 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:44:55,489 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:44:55,489 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:44:55,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:44:55,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1173141610, now seen corresponding path program 1 times [2018-12-09 19:44:55,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:44:55,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:55,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:44:55,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:44:55,490 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:44:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:44:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 19:44:55,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:44:55,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 19:44:55,520 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:44:55,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 19:44:55,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 19:44:55,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 19:44:55,520 INFO L87 Difference]: Start difference. First operand 2460 states and 2722 transitions. Second operand 3 states. [2018-12-09 19:44:55,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:44:55,600 INFO L93 Difference]: Finished difference Result 2848 states and 3189 transitions. [2018-12-09 19:44:55,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 19:44:55,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2018-12-09 19:44:55,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:44:55,601 INFO L225 Difference]: With dead ends: 2848 [2018-12-09 19:44:55,601 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 19:44:55,604 INFO L631 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 [2018-12-09 19:44:55,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 19:44:55,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 19:44:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 19:44:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 19:44:55,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2018-12-09 19:44:55,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:44:55,605 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 19:44:55,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 19:44:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 19:44:55,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:44:55,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 19:44:55,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:55,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,670 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 105 [2018-12-09 19:44:56,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:56,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 19:44:57,070 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 31 [2018-12-09 19:44:57,343 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 33 [2018-12-09 19:44:57,486 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2018-12-09 19:44:57,705 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 43 [2018-12-09 19:44:57,872 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 40 [2018-12-09 19:44:58,254 WARN L180 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 57 [2018-12-09 19:44:58,616 WARN L180 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 62 [2018-12-09 19:44:58,916 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 61 [2018-12-09 19:44:59,509 WARN L180 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 78 [2018-12-09 19:44:59,833 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 39 [2018-12-09 19:45:00,226 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 53 [2018-12-09 19:45:00,820 WARN L180 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 35 [2018-12-09 19:45:01,101 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 1 [2018-12-09 19:45:01,402 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 55 [2018-12-09 19:45:01,922 WARN L180 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 39 [2018-12-09 19:45:02,346 WARN L180 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 60 [2018-12-09 19:45:02,617 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 27 [2018-12-09 19:45:03,398 WARN L180 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 40 [2018-12-09 19:45:03,525 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2018-12-09 19:45:03,847 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 53 [2018-12-09 19:45:03,957 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 40 [2018-12-09 19:45:03,959 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 395 401) the Hoare annotation is: true [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 395 401) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 402 410) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 402 410) the Hoare annotation is: true [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 402 410) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 589 611) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,960 INFO L444 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 0) (= main_~tmp~6 1) (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 589 611) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L444 ceAbstractionStarter]: At program point L601-1(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 0) (= main_~tmp~6 1) (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point L599(lines 599 606) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point L599-1(lines 599 606) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L448 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2018-12-09 19:45:03,960 INFO L444 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,961 INFO L444 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,961 INFO L444 ceAbstractionStarter]: At program point L595-1(line 595) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 589 611) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 318 332) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 318 332) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse5 (< ~waterLevel~0 2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (or (< 1 ~waterLevel~0) .cse8 (< ~waterLevel~0 1) .cse9)) (.cse6 (not .cse4)) (.cse2 (= ~systemActive~0 0)) (.cse0 (or .cse3 (or .cse8 .cse5 .cse9)))) (and (or .cse0 .cse1) (or (and (not .cse2) .cse1) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) (or .cse4 .cse5))) (or .cse6 .cse2 .cse7) (or .cse1 .cse7) (or .cse6 .cse2 .cse0)))) [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 318 332) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L444 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (< ~waterLevel~0 2))) (and (or (< 1 ~waterLevel~0) .cse0 (< ~waterLevel~0 1) .cse1) (or .cse2 (or .cse0 .cse3 .cse1)) (or (and (not (= ~systemActive~0 0)) (= ~pumpRunning~0 1)) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) (or (= |old(~systemActive~0)| 0) .cse3))))) [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point L306-1(line 306) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 299 317) the Hoare annotation is: true [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 299 317) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L451 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: true [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 299 317) no Hoare annotation was computed. [2018-12-09 19:45:03,961 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 388 394) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 388 394) the Hoare annotation is: true [2018-12-09 19:45:03,962 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 578 588) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 578 588) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L444 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 578 588) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or (< 1 ~waterLevel~0) (< ~waterLevel~0 1) .cse0 (not (= ~systemActive~0 1))) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (= ~pumpRunning~0 1) (< 2 ~waterLevel~0) (or (= ~systemActive~0 0) (< ~waterLevel~0 2)) .cse0))) [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 492 505) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 492 505) the Hoare annotation is: true [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 492 505) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L444 ceAbstractionStarter]: At program point L193(line 193) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse1 (< ~waterLevel~0 2) .cse3 .cse4) (< 2 ~waterLevel~0)) (or (or .cse0 .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse3) (and (= processEnvironment_~tmp~2 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L444 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse3) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (or .cse1 (< ~waterLevel~0 2) .cse3 .cse4) (< 2 ~waterLevel~0)))) [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point L189-1(line 189) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 204) no Hoare annotation was computed. [2018-12-09 19:45:03,962 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 183 207) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 183 207) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (< ~waterLevel~0 1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse3) (or .cse0 .cse4 .cse3 .cse1 .cse2 .cse5) (or (or .cse4 (< ~waterLevel~0 2) .cse2 .cse5) (< 2 ~waterLevel~0) .cse3))) [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (< ~waterLevel~0 1)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse0 .cse3 .cse4 .cse1 .cse2 .cse5) (or (or .cse3 (< ~waterLevel~0 2) .cse2 .cse5) (< 2 ~waterLevel~0) .cse4))) [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (< ~waterLevel~0 1)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse0 .cse3 .cse1 .cse2 .cse4) (or (or .cse3 (< ~waterLevel~0 2) .cse2 .cse4) (< 2 ~waterLevel~0)))) [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 0) (= ~systemActive~0 1) (= 1 ~waterLevel~0) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse2 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)))) (or (not (= |old(~systemActive~0)| 1)) (and (and .cse0 (not (= ~systemActive~0 0)) .cse1) (= ~pumpRunning~0 1) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse1 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse3 .cse0 .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (let ((.cse6 (<= ~waterLevel~0 1)) (.cse7 (<= 1 ~waterLevel~0)) (.cse4 (= ~systemActive~0 0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse3 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse4 .cse5 .cse6 .cse7 .cse2 .cse8) (and .cse5 .cse6 .cse7 .cse1 .cse2 .cse8) (and .cse4 .cse5 .cse0 .cse2 .cse3) (and .cse5 .cse0 .cse1 .cse2 .cse8 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse6 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (<= 1 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse0 (= ~pumpRunning~0 1) .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse4) .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 .cse1 .cse7 .cse8 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse7 .cse8 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-09 19:45:03,963 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (<= 1 ~waterLevel~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse6 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse5 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse2 (= ~pumpRunning~0 1) .cse6 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse7 .cse8 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse7 .cse8 .cse6 .cse3 .cse4) (and .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 19:45:03,964 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse6 (= ~systemActive~0 0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (<= 1 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2 .cse5 .cse3) (and .cse6 .cse4 .cse0 .cse2 .cse5 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 .cse4 .cse7 .cse8 .cse2 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse7 .cse8 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 506 514) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 506 514) the Hoare annotation is: true [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 506 514) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L352(lines 352 369) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L352-1(lines 344 372) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L444 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse16 (= ~methaneLevelCritical~0 1)) (.cse17 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse12 (not (= ~systemActive~0 1))) (.cse4 (not .cse17)) (.cse6 (not .cse16)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse1 (let ((.cse15 (= ~methAndRunningLastTime~0 0))) (or (and .cse15 .cse16) (and .cse15 .cse17)))) (.cse8 (< 2 ~waterLevel~0)) (.cse10 (< ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 0))) (.cse13 (< 1 ~waterLevel~0)) (.cse14 (< ~waterLevel~0 1)) (.cse9 (and (or .cse3 .cse4) (or .cse6 .cse3))) (.cse7 (or .cse2 .cse12)) (.cse11 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (let ((.cse5 (not (= ~waterLevel~0 2)))) (and (or .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse3 .cse5)))) (or .cse1 .cse7 .cse8 .cse9 .cse10) (or .cse8 .cse10 (not (= 1 ~pumpRunning~0)) .cse11 .cse12 .cse3) (or .cse0 .cse11 (or .cse13 .cse2 .cse14 .cse9)) (or (or .cse13 .cse14 .cse9 .cse7) .cse11))))) [2018-12-09 19:45:03,964 INFO L448 ceAbstractionStarter]: For program point L350-1(line 350) no Hoare annotation was computed. [2018-12-09 19:45:03,964 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 344 372) the Hoare annotation is: (let ((.cse16 (= ~methaneLevelCritical~0 1)) (.cse17 (= ~methaneLevelCritical~0 0))) (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse12 (not (= ~systemActive~0 1))) (.cse4 (not .cse17)) (.cse6 (not .cse16)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse1 (let ((.cse15 (= ~methAndRunningLastTime~0 0))) (or (and .cse15 .cse16) (and .cse15 .cse17)))) (.cse8 (< 2 ~waterLevel~0)) (.cse10 (< ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 0))) (.cse13 (< 1 ~waterLevel~0)) (.cse14 (< ~waterLevel~0 1)) (.cse9 (and (or .cse3 .cse4) (or .cse6 .cse3))) (.cse7 (or .cse2 .cse12)) (.cse11 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 (let ((.cse5 (not (= ~waterLevel~0 2)))) (and (or .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse3 .cse5)))) (or .cse1 .cse7 .cse8 .cse9 .cse10) (or .cse8 .cse10 (not (= 1 ~pumpRunning~0)) .cse11 .cse12 .cse3) (or .cse0 .cse11 (or .cse13 .cse2 .cse14 .cse9)) (or (or .cse13 .cse14 .cse9 .cse7) .cse11))))) [2018-12-09 19:45:03,965 INFO L444 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (< 1 ~waterLevel~0)) (.cse5 (< ~waterLevel~0 1)) (.cse4 (not (= ~systemActive~0 0))) (.cse7 (or .cse6 .cse2)) (.cse0 (< 2 ~waterLevel~0)) (.cse1 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse3 .cse5) (or .cse4 .cse0 (or .cse6 .cse1)) (or .cse7 .cse0 .cse1)))) [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 363) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 366) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 344 372) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L444 ceAbstractionStarter]: At program point L354(line 354) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1))) (.cse16 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse14 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse7 (or .cse14 .cse5)) (.cse9 (< 1 ~waterLevel~0)) (.cse10 (< ~waterLevel~0 1)) (.cse13 (and (or .cse3 .cse5) (or .cse16 .cse3))) (.cse12 (or .cse14 .cse4)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse15 (or .cse14 .cse4 .cse5)) (.cse0 (< 2 ~waterLevel~0)) (.cse1 (< ~waterLevel~0 2)) (.cse6 (not (= ~systemActive~0 0))) (.cse11 (= ~methAndRunningLastTime~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (or .cse4 .cse5)) (or .cse6 .cse0 (or .cse7 .cse1)) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse3) (or .cse9 .cse6 .cse7 .cse10) (or .cse11 .cse12 .cse0 .cse13 .cse1) (or .cse6 .cse8 (or .cse9 .cse14 .cse10 .cse13)) (or .cse9 .cse10 .cse15) (or (or .cse9 .cse10 .cse13 .cse12) .cse8) (or .cse15 .cse0 .cse1) (or .cse6 .cse11 (or .cse16 .cse14 .cse3 (not (= ~waterLevel~0 2))))))) [2018-12-09 19:45:03,965 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 336 343) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 336 343) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 336 343) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 208 215) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 208 215) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 208 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) (< ~waterLevel~0 2) (not (= ~systemActive~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methAndRunningLastTime~0 0))) [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L451 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: true [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L448 ceAbstractionStarter]: For program point L287-1(line 287) no Hoare annotation was computed. [2018-12-09 19:45:03,965 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (let ((.cse13 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= |old(~methaneLevelCritical~0)| 0)))) (let ((.cse5 (not (= 1 ~pumpRunning~0))) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse12 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse11 (not (= ~waterLevel~0 2))) (.cse0 (not (= ~systemActive~0 0))) (.cse3 (< 2 ~waterLevel~0)) (.cse2 (or .cse13 .cse7 .cse8)) (.cse4 (< ~waterLevel~0 2)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse6 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (or (< 1 ~waterLevel~0) .cse2 (< ~waterLevel~0 1))) (or .cse1 (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8)) (or (or .cse9 (= ~methaneLevelCritical~0 0)) (let ((.cse10 (not (= ~methAndRunningLastTime~0 1)))) (and (or .cse10 .cse5 .cse6 .cse8 .cse11) (or .cse10 .cse12 .cse5 .cse6 .cse11)))) (or .cse9 .cse12 .cse13 .cse6 .cse7 .cse11) (or (or (or .cse4 (or .cse13 .cse6 .cse7 .cse8)) .cse3) .cse1) (or .cse0 .cse1 (or .cse3 (or .cse2 .cse4))) (or .cse1 (or .cse13 .cse6 (not (= ~waterLevel~0 1)) .cse7 .cse8))))) [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 451 459) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 517 546) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L451 ceAbstractionStarter]: At program point L542(lines 517 546) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 517 546) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 535) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L451 ceAbstractionStarter]: At program point L531-1(lines 531 535) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point L528(line 528) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L451 ceAbstractionStarter]: At program point L527-2(lines 527 541) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L451 ceAbstractionStarter]: At program point L523(line 523) the Hoare annotation is: true [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point L523-1(line 523) no Hoare annotation was computed. [2018-12-09 19:45:03,966 INFO L448 ceAbstractionStarter]: For program point L129(lines 128 147) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: (let ((.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse13 (<= ~waterLevel~0 2)) (.cse14 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (and .cse13 .cse14 .cse15)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (< |old(~waterLevel~0)| 2)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 0))) (.cse11 (and (<= ~waterLevel~0 1) .cse3 .cse14 .cse15)) (.cse12 (< |old(~waterLevel~0)| 1)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or (let ((.cse0 (not (= |old(~waterLevel~0)| 2)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) .cse1 .cse2) .cse3 .cse4) (or .cse5 .cse6 .cse7 (or .cse8 .cse9)) (or .cse6 (or .cse7 (or .cse9 .cse1) .cse4)) (or .cse3 .cse5 (or .cse7 (or .cse8 .cse9 .cse2))) (or .cse10 .cse8 .cse11 .cse12 .cse1 .cse2) (or (and .cse13 .cse3 .cse14 .cse15) (or (or .cse8 .cse9 .cse1 .cse2) .cse7)) (or .cse10 .cse8 .cse5 .cse11 .cse12 .cse2)))) [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (let ((.cse6 (< 1 |old(~waterLevel~0)|)) (.cse0 (<= ~waterLevel~0 1)) (.cse9 (< |old(~waterLevel~0)| 1)) (.cse12 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse8 (not (= ~systemActive~0 0))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse11 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (and .cse0 (<= 1 ~waterLevel~0) .cse1) (or .cse2 (or .cse3 .cse4) .cse5)) (or .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse6 .cse7 (and .cse0 .cse11 .cse12 .cse1) .cse9 .cse4 .cse10) (or (and (<= ~waterLevel~0 2) .cse11 .cse12 .cse1) (or (or .cse7 .cse3 .cse4 .cse10) .cse2)) (or .cse8 .cse2 (or .cse7 .cse3)) (or .cse11 (or (let ((.cse13 (not (= |old(~waterLevel~0)| 2)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse13) (or (not (= ~methaneLevelCritical~0 1)) .cse13))) .cse4 .cse10) .cse5))) [2018-12-09 19:45:03,967 INFO L444 ceAbstractionStarter]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse22 (= ~methaneLevelCritical~0 1)) (.cse23 (= ~methaneLevelCritical~0 0))) (let ((.cse15 (not .cse23)) (.cse17 (not .cse22)) (.cse18 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse20 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse19 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (and .cse0 .cse20 .cse19)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse14 (let ((.cse21 (= ~methAndRunningLastTime~0 0))) (or (and .cse21 .cse22) (and .cse21 .cse23)))) (.cse6 (and .cse18 .cse20 .cse19)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse3 (not (= ~systemActive~0 1))) (.cse11 (< 1 |old(~waterLevel~0)|)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (< |old(~waterLevel~0)| 1)) (.cse9 (and .cse15 .cse17)) (.cse10 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~systemActive~0 0))) (.cse8 (= 0 ~methAndRunningLastTime~0))) (and (or (and (= 0 ~pumpRunning~0) .cse0 (<= 1 ~waterLevel~0)) (or .cse1 (or .cse2 .cse3) .cse4)) (or .cse5 .cse1 .cse6 (or .cse7 .cse2)) (or .cse8 (or (or .cse7 .cse9 .cse2 .cse3 .cse10) .cse1)) (or .cse11 .cse7 .cse12 .cse13 .cse3 .cse10) (or .cse11 .cse7 .cse5 .cse12 .cse13 .cse10) (or .cse14 (or (let ((.cse16 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse15 .cse16) (or .cse17 .cse16))) .cse3 .cse10) .cse4) (or .cse5 (or .cse1 (or .cse7 .cse9 .cse2 .cse10)) .cse14) (or (and .cse18 (= ~pumpRunning~0 1) .cse8 .cse19) .cse6 (or (or .cse7 .cse2 .cse3 .cse10) .cse1)) (or (or .cse11 .cse7 .cse13 .cse9 .cse3 .cse10) .cse8) (or (or .cse11 .cse7 .cse13 .cse9 .cse10) .cse5 .cse8))))) [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L444 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse4 (< 1 |old(~waterLevel~0)|)) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (or .cse0 (or .cse1 .cse2) .cse3)) (or .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse4 .cse5 .cse7 .cse2 .cse8) (or (or (let ((.cse9 (not (= |old(~waterLevel~0)| 2)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse9) (or (not (= ~methaneLevelCritical~0 1)) .cse9))) .cse2 .cse8) .cse3 (= 0 ~methAndRunningLastTime~0)) (or .cse6 .cse0 (or .cse5 .cse1)) (or (or .cse5 .cse1 .cse2 .cse8) .cse0))) [2018-12-09 19:45:03,967 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: (or (and (<= ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (or (< 2 |old(~waterLevel~0)|) (or (not (= ~systemActive~0 1)) (< |old(~waterLevel~0)| 2)) (not (= 1 ~pumpRunning~0)))) [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 571 577) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 571 577) the Hoare annotation is: true [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:45:03,967 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0)) [2018-12-09 19:45:03,967 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:45:03,967 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point L161(lines 161 178) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (< 2 ~waterLevel~0) .cse3) (or (< 1 ~waterLevel~0) .cse0 .cse3 (< ~waterLevel~0 1) .cse1 .cse2))) [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L444 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< 1 ~waterLevel~0) .cse0 (< ~waterLevel~0 1) .cse1 .cse2) (or (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (< 2 ~waterLevel~0)))) [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L444 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 (< ~waterLevel~0 2) .cse2 .cse3) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) .cse1 .cse0 (< ~waterLevel~0 1) .cse2 .cse3))) [2018-12-09 19:45:03,968 INFO L444 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (< 1 ~waterLevel~0) .cse0 (< ~waterLevel~0 1) .cse1 .cse2) (or (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (< 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 173) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (< 2 ~waterLevel~0) .cse3) (or (< 1 ~waterLevel~0) .cse0 .cse3 (< ~waterLevel~0 1) .cse1 .cse2))) [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (let ((.cse11 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse10 (not (= ~systemActive~0 1)))) (let ((.cse6 (or .cse5 .cse10)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse1 (and (<= ~waterLevel~0 2) .cse11)) (.cse3 (< |old(~waterLevel~0)| 2)) (.cse7 (< 1 |old(~waterLevel~0)|)) (.cse0 (not (= ~systemActive~0 0))) (.cse8 (< |old(~waterLevel~0)| 1)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse9 (and (<= ~waterLevel~0 1) .cse11))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse3 .cse1 .cse4) (or (or .cse7 .cse8 .cse6 .cse4) .cse9) (or .cse2 .cse1 .cse10 .cse3 (not (= 1 ~pumpRunning~0))) (or .cse7 .cse0 .cse8 .cse4 .cse9 .cse5)))) [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 613 620) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 613 620) the Hoare annotation is: true [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 617) no Hoare annotation was computed. [2018-12-09 19:45:03,968 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 613 620) no Hoare annotation was computed. [2018-12-09 19:45:03,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:45:03 BoogieIcfgContainer [2018-12-09 19:45:03,976 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:45:03,976 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:45:03,976 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:45:03,976 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:45:03,977 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:44:35" (3/4) ... [2018-12-09 19:45:03,979 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 19:45:03,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 19:45:03,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 19:45:03,987 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 19:45:03,987 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 19:45:03,987 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 19:45:03,987 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 19:45:03,988 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 19:45:03,988 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 19:45:04,007 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((systemActive == 0 && 0 == pumpRunning) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime) && waterLevel <= \old(waterLevel) + 1) || ((((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= \old(waterLevel) + 1)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || (((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || (((((0 == pumpRunning && waterLevel <= 1) && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == pumpRunning && 2 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) && waterLevel <= \old(waterLevel) + 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 19:45:04,008 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 19:45:04,038 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_65f23c5f-85ba-4d54-b334-9dd28b18cb2d/bin-2019/utaipan/witness.graphml [2018-12-09 19:45:04,038 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:45:04,039 INFO L168 Benchmark]: Toolchain (without parser) took 28944.56 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 948.1 MB in the beginning and 1.8 GB in the end (delta: -827.1 MB). Peak memory consumption was 607.3 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:04,039 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:04,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:04,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:45:04,040 INFO L168 Benchmark]: Boogie Preprocessor took 21.09 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:04,040 INFO L168 Benchmark]: RCFGBuilder took 305.47 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: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2018-12-09 19:45:04,040 INFO L168 Benchmark]: TraceAbstraction took 28191.43 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -725.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-09 19:45:04,041 INFO L168 Benchmark]: Witness Printer took 62.18 ms. Allocated memory is still 2.5 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 140.0 kB). Peak memory consumption was 140.0 kB. Max. memory is 11.5 GB. [2018-12-09 19:45:04,042 INFO L336 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 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.85 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.09 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 305.47 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: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28191.43 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: -725.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 62.18 ms. Allocated memory is still 2.5 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 140.0 kB). Peak memory consumption was 140.0 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 617]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((((((((((((systemActive == 0 && 0 == pumpRunning) && 2 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime) && waterLevel <= \old(waterLevel) + 1) || ((((2 <= waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= \old(waterLevel) + 1)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || (((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && 1 <= waterLevel) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || (((((0 == pumpRunning && waterLevel <= 1) && 1 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || (((((0 == pumpRunning && 2 <= waterLevel) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime) && waterLevel <= \old(waterLevel) + 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 152 locations, 1 error locations. SAFE Result, 28.1s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 14.0s AutomataDifference, 0.0s DeadEndRemovalTime, 8.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2668 SDtfs, 3072 SDslu, 9241 SDs, 0 SdLazy, 6843 SolverSat, 1173 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 945 GetRequests, 768 SyntacticMatches, 17 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1010 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8835occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.0s AbstIntTime, 3 AbstIntIterations, 1 AbstIntStrong, 0.9962011408666055 AbsIntWeakeningRatio, 0.8496732026143791 AbsIntAvgWeakeningVarsNumRemoved, 27.58169934640523 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 3907 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 9579 PreInvPairs, 9766 NumberOfFragments, 3918 HoareAnnotationTreeSize, 9579 FomulaSimplifications, 49355 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 80579 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1721 NumberOfCodeBlocks, 1721 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2009 ConstructedInterpolants, 0 QuantifiedInterpolants, 417682 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1792 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 375/414 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...