./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:07:16,956 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:07:16,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:07:16,965 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:07:16,965 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:07:16,966 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:07:16,966 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:07:16,967 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:07:16,969 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:07:16,969 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:07:16,970 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:07:16,970 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:07:16,971 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:07:16,972 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:07:16,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:07:16,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:07:16,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:07:16,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:07:16,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:07:16,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:07:16,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:07:16,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:07:16,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:07:16,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:07:16,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:07:16,982 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:07:16,982 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:07:16,983 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:07:16,983 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:07:16,984 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:07:16,984 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:07:16,985 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:07:16,985 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:07:16,985 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:07:16,986 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:07:16,986 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:07:16,987 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:07:16,997 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:07:16,998 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:07:16,998 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:07:16,998 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:07:16,998 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:07:16,999 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:07:16,999 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:07:16,999 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:07:16,999 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:07:16,999 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:07:16,999 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:07:17,000 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:07:17,000 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:07:17,000 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:07:17,000 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:07:17,000 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:07:17,001 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:07:17,001 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:07:17,002 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:07:17,002 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:07:17,002 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_52f06fac-c26e-47d2-9605-326755f1d0ac/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2018-11-10 07:07:17,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:07:17,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:07:17,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:07:17,037 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:07:17,037 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:07:17,037 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-10 07:07:17,075 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/data/099c285ae/4693d0cfda8c4f61adf23133f0ce2c50/FLAG8a4977804 [2018-11-10 07:07:17,519 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:07:17,520 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-10 07:07:17,526 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/data/099c285ae/4693d0cfda8c4f61adf23133f0ce2c50/FLAG8a4977804 [2018-11-10 07:07:17,535 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/data/099c285ae/4693d0cfda8c4f61adf23133f0ce2c50 [2018-11-10 07:07:17,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:07:17,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:07:17,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:07:17,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:07:17,542 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:07:17,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d37011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17, skipping insertion in model container [2018-11-10 07:07:17,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:07:17,580 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:07:17,762 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:07:17,771 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:07:17,827 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:07:17,848 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:07:17,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17 WrapperNode [2018-11-10 07:07:17,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:07:17,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:07:17,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:07:17,849 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:07:17,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:07:17,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:07:17,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:07:17,953 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:07:17,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... [2018-11-10 07:07:17,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:07:17,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:07:17,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:07:17,986 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:07:17,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/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 [2018-11-10 07:07:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 07:07:18,035 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 07:07:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:07:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:07:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 07:07:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 07:07:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 07:07:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 07:07:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 07:07:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 07:07:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 07:07:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 07:07:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 07:07:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 07:07:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 07:07:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 07:07:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 07:07:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 07:07:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 07:07:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 07:07:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 07:07:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 07:07:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 07:07:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 07:07:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 07:07:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 07:07:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 07:07:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 07:07:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 07:07:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 07:07:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 07:07:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 07:07:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 07:07:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 07:07:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 07:07:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 07:07:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 07:07:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 07:07:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 07:07:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 07:07:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 07:07:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 07:07:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 07:07:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 07:07:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-10 07:07:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-10 07:07:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:07:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:07:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 07:07:18,041 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 07:07:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:07:18,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:07:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 07:07:18,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 07:07:18,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 07:07:18,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 07:07:18,581 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:07:18,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:07:18 BoogieIcfgContainer [2018-11-10 07:07:18,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:07:18,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:07:18,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:07:18,584 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:07:18,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:07:17" (1/3) ... [2018-11-10 07:07:18,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7c0f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:07:18, skipping insertion in model container [2018-11-10 07:07:18,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:07:17" (2/3) ... [2018-11-10 07:07:18,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7c0f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:07:18, skipping insertion in model container [2018-11-10 07:07:18,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:07:18" (3/3) ... [2018-11-10 07:07:18,586 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-10 07:07:18,592 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:07:18,599 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:07:18,609 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:07:18,629 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:07:18,629 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:07:18,629 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:07:18,629 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:07:18,629 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:07:18,630 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:07:18,630 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:07:18,630 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:07:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-11-10 07:07:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 07:07:18,650 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:18,651 INFO L375 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] [2018-11-10 07:07:18,653 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:18,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:18,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1707538818, now seen corresponding path program 1 times [2018-11-10 07:07:18,659 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:18,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:18,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:18,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:18,690 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:18,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:07:18,850 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:18,850 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 07:07:18,851 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:18,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 07:07:18,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 07:07:18,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 07:07:18,864 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-11-10 07:07:18,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:18,892 INFO L93 Difference]: Finished difference Result 272 states and 337 transitions. [2018-11-10 07:07:18,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 07:07:18,893 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 07:07:18,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:18,902 INFO L225 Difference]: With dead ends: 272 [2018-11-10 07:07:18,902 INFO L226 Difference]: Without dead ends: 136 [2018-11-10 07:07:18,905 INFO L605 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 [2018-11-10 07:07:18,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-10 07:07:18,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-10 07:07:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-10 07:07:18,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 160 transitions. [2018-11-10 07:07:18,941 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 160 transitions. Word has length 46 [2018-11-10 07:07:18,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:18,942 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 160 transitions. [2018-11-10 07:07:18,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 07:07:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2018-11-10 07:07:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 07:07:18,945 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:18,945 INFO L375 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] [2018-11-10 07:07:18,945 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:18,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:18,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1172950651, now seen corresponding path program 1 times [2018-11-10 07:07:18,945 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:18,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:18,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:18,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:18,947 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:07:19,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:19,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:07:19,028 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:19,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:07:19,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:07:19,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:07:19,030 INFO L87 Difference]: Start difference. First operand 136 states and 160 transitions. Second operand 3 states. [2018-11-10 07:07:19,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:19,060 INFO L93 Difference]: Finished difference Result 215 states and 253 transitions. [2018-11-10 07:07:19,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:07:19,062 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 07:07:19,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:19,064 INFO L225 Difference]: With dead ends: 215 [2018-11-10 07:07:19,064 INFO L226 Difference]: Without dead ends: 126 [2018-11-10 07:07:19,065 INFO L605 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 [2018-11-10 07:07:19,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-10 07:07:19,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-10 07:07:19,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-10 07:07:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2018-11-10 07:07:19,077 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 48 [2018-11-10 07:07:19,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:19,078 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2018-11-10 07:07:19,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:07:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2018-11-10 07:07:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 07:07:19,079 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:19,079 INFO L375 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] [2018-11-10 07:07:19,080 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:19,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:19,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1621564691, now seen corresponding path program 1 times [2018-11-10 07:07:19,080 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:19,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:19,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:19,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:19,081 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:07:19,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:19,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:07:19,191 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:19,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:07:19,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:07:19,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:07:19,192 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 7 states. [2018-11-10 07:07:19,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:19,452 INFO L93 Difference]: Finished difference Result 228 states and 271 transitions. [2018-11-10 07:07:19,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:07:19,452 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-10 07:07:19,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:19,453 INFO L225 Difference]: With dead ends: 228 [2018-11-10 07:07:19,453 INFO L226 Difference]: Without dead ends: 126 [2018-11-10 07:07:19,454 INFO L605 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 [2018-11-10 07:07:19,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-10 07:07:19,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-10 07:07:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-10 07:07:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 146 transitions. [2018-11-10 07:07:19,463 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 146 transitions. Word has length 53 [2018-11-10 07:07:19,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:19,463 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 146 transitions. [2018-11-10 07:07:19,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:07:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 146 transitions. [2018-11-10 07:07:19,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 07:07:19,465 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:19,465 INFO L375 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] [2018-11-10 07:07:19,465 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:19,465 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:19,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1113728732, now seen corresponding path program 1 times [2018-11-10 07:07:19,465 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:19,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:19,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:19,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:19,466 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:07:19,582 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:19,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:07:19,582 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:19,583 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:07:19,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:07:19,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:07:19,583 INFO L87 Difference]: Start difference. First operand 126 states and 146 transitions. Second operand 5 states. [2018-11-10 07:07:20,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:20,083 INFO L93 Difference]: Finished difference Result 336 states and 404 transitions. [2018-11-10 07:07:20,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:07:20,084 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2018-11-10 07:07:20,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:20,085 INFO L225 Difference]: With dead ends: 336 [2018-11-10 07:07:20,085 INFO L226 Difference]: Without dead ends: 234 [2018-11-10 07:07:20,086 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:07:20,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2018-11-10 07:07:20,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 214. [2018-11-10 07:07:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-11-10 07:07:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 243 transitions. [2018-11-10 07:07:20,107 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 243 transitions. Word has length 66 [2018-11-10 07:07:20,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:20,107 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 243 transitions. [2018-11-10 07:07:20,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:07:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 243 transitions. [2018-11-10 07:07:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 07:07:20,109 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:20,109 INFO L375 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] [2018-11-10 07:07:20,109 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:20,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:20,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1805521589, now seen corresponding path program 1 times [2018-11-10 07:07:20,110 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:20,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:20,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:20,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:20,111 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:07:20,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:20,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:07:20,221 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:20,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:07:20,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:07:20,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:07:20,222 INFO L87 Difference]: Start difference. First operand 214 states and 243 transitions. Second operand 6 states. [2018-11-10 07:07:20,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:20,380 INFO L93 Difference]: Finished difference Result 579 states and 679 transitions. [2018-11-10 07:07:20,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:07:20,382 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2018-11-10 07:07:20,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:20,385 INFO L225 Difference]: With dead ends: 579 [2018-11-10 07:07:20,385 INFO L226 Difference]: Without dead ends: 389 [2018-11-10 07:07:20,386 INFO L605 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 [2018-11-10 07:07:20,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2018-11-10 07:07:20,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 383. [2018-11-10 07:07:20,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-10 07:07:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 436 transitions. [2018-11-10 07:07:20,413 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 436 transitions. Word has length 80 [2018-11-10 07:07:20,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:20,413 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 436 transitions. [2018-11-10 07:07:20,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:07:20,413 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 436 transitions. [2018-11-10 07:07:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-10 07:07:20,415 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:20,415 INFO L375 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] [2018-11-10 07:07:20,415 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:20,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:20,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1050034937, now seen corresponding path program 1 times [2018-11-10 07:07:20,415 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:20,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:20,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:20,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:20,416 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:20,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:07:20,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:20,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 07:07:20,508 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:20,509 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:07:20,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:07:20,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:07:20,509 INFO L87 Difference]: Start difference. First operand 383 states and 436 transitions. Second operand 7 states. [2018-11-10 07:07:20,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:20,864 INFO L93 Difference]: Finished difference Result 420 states and 492 transitions. [2018-11-10 07:07:20,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 07:07:20,865 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 84 [2018-11-10 07:07:20,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:20,866 INFO L225 Difference]: With dead ends: 420 [2018-11-10 07:07:20,867 INFO L226 Difference]: Without dead ends: 417 [2018-11-10 07:07:20,867 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 07:07:20,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-11-10 07:07:20,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 383. [2018-11-10 07:07:20,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-10 07:07:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 435 transitions. [2018-11-10 07:07:20,888 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 435 transitions. Word has length 84 [2018-11-10 07:07:20,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:20,888 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 435 transitions. [2018-11-10 07:07:20,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:07:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 435 transitions. [2018-11-10 07:07:20,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 07:07:20,890 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:20,890 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 07:07:20,890 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:20,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:20,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1093443338, now seen corresponding path program 1 times [2018-11-10 07:07:20,891 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:20,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:20,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:20,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:20,891 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:20,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:07:20,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:20,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:07:20,963 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:20,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:07:20,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:07:20,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:07:20,964 INFO L87 Difference]: Start difference. First operand 383 states and 435 transitions. Second operand 6 states. [2018-11-10 07:07:20,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:20,989 INFO L93 Difference]: Finished difference Result 756 states and 878 transitions. [2018-11-10 07:07:20,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:07:20,990 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 100 [2018-11-10 07:07:20,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:20,991 INFO L225 Difference]: With dead ends: 756 [2018-11-10 07:07:20,992 INFO L226 Difference]: Without dead ends: 397 [2018-11-10 07:07:20,992 INFO L605 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 [2018-11-10 07:07:20,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2018-11-10 07:07:21,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 393. [2018-11-10 07:07:21,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2018-11-10 07:07:21,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 445 transitions. [2018-11-10 07:07:21,010 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 445 transitions. Word has length 100 [2018-11-10 07:07:21,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:21,010 INFO L481 AbstractCegarLoop]: Abstraction has 393 states and 445 transitions. [2018-11-10 07:07:21,010 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:07:21,010 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 445 transitions. [2018-11-10 07:07:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 07:07:21,012 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:21,012 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 07:07:21,012 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:21,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:21,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1986929676, now seen corresponding path program 1 times [2018-11-10 07:07:21,012 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:21,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:21,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:21,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:21,013 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:21,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:07:21,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:21,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 07:07:21,096 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:21,096 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 07:07:21,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 07:07:21,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 07:07:21,097 INFO L87 Difference]: Start difference. First operand 393 states and 445 transitions. Second operand 8 states. [2018-11-10 07:07:21,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:21,126 INFO L93 Difference]: Finished difference Result 776 states and 900 transitions. [2018-11-10 07:07:21,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 07:07:21,128 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2018-11-10 07:07:21,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:21,129 INFO L225 Difference]: With dead ends: 776 [2018-11-10 07:07:21,129 INFO L226 Difference]: Without dead ends: 407 [2018-11-10 07:07:21,130 INFO L605 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 [2018-11-10 07:07:21,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-11-10 07:07:21,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 401. [2018-11-10 07:07:21,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2018-11-10 07:07:21,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 453 transitions. [2018-11-10 07:07:21,145 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 453 transitions. Word has length 100 [2018-11-10 07:07:21,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:21,145 INFO L481 AbstractCegarLoop]: Abstraction has 401 states and 453 transitions. [2018-11-10 07:07:21,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 07:07:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 453 transitions. [2018-11-10 07:07:21,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 07:07:21,147 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:21,147 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 07:07:21,147 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:21,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:21,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1979170317, now seen corresponding path program 1 times [2018-11-10 07:07:21,147 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:21,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:21,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:21,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:21,148 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:21,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 07:07:21,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:07:21,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:07:21,221 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:21,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 07:07:21,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 07:07:21,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 07:07:21,222 INFO L87 Difference]: Start difference. First operand 401 states and 453 transitions. Second operand 4 states. [2018-11-10 07:07:21,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:07:21,361 INFO L93 Difference]: Finished difference Result 1193 states and 1416 transitions. [2018-11-10 07:07:21,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:07:21,363 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-11-10 07:07:21,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:07:21,365 INFO L225 Difference]: With dead ends: 1193 [2018-11-10 07:07:21,365 INFO L226 Difference]: Without dead ends: 816 [2018-11-10 07:07:21,366 INFO L605 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 [2018-11-10 07:07:21,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2018-11-10 07:07:21,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 801. [2018-11-10 07:07:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-10 07:07:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 931 transitions. [2018-11-10 07:07:21,394 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 931 transitions. Word has length 100 [2018-11-10 07:07:21,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:07:21,395 INFO L481 AbstractCegarLoop]: Abstraction has 801 states and 931 transitions. [2018-11-10 07:07:21,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 07:07:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 931 transitions. [2018-11-10 07:07:21,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 07:07:21,396 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:07:21,397 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2018-11-10 07:07:21,397 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:07:21,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:21,397 INFO L82 PathProgramCache]: Analyzing trace with hash -57809165, now seen corresponding path program 1 times [2018-11-10 07:07:21,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:07:21,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:21,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:07:21,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:07:21,398 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:07:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:07:21,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 07:07:21,490 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:07:21,490 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:07:21,490 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 105 with the following transitions: [2018-11-10 07:07:21,491 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [26], [36], [37], [38], [39], [42], [44], [45], [48], [63], [66], [67], [71], [72], [74], [78], [84], [88], [92], [95], [100], [103], [108], [114], [117], [127], [128], [129], [130], [131], [133], [138], [141], [142], [144], [149], [151], [152], [157], [159], [165], [169], [203], [204], [215], [220], [224], [225], [228], [230], [233], [235], [238], [247], [248], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [265], [267], [268], [275], [276], [277], [278], [279], [280], [283], [287], [288], [289], [290], [291], [292], [295], [296], [297], [303], [304], [305], [307], [308], [309], [310], [311] [2018-11-10 07:07:21,529 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:07:21,529 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 07:07:28,280 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 07:07:28,281 INFO L272 AbstractInterpreter]: Visited 78 different actions 78 times. Never merged. Never widened. Never found a fixpoint. Largest state had 133 variables. [2018-11-10 07:07:28,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:07:28,285 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 07:07:33,089 INFO L227 lantSequenceWeakener]: Weakened 77 states. On average, predicates are now at 97.14% of their original sizes. [2018-11-10 07:07:33,089 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 07:07:33,598 INFO L415 sIntCurrentIteration]: We unified 103 AI predicates to 103 [2018-11-10 07:07:33,598 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 07:07:33,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:07:33,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [13] total 39 [2018-11-10 07:07:33,599 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:07:33,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-10 07:07:33,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-10 07:07:33,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=671, Unknown=0, NotChecked=0, Total=756 [2018-11-10 07:07:33,600 INFO L87 Difference]: Start difference. First operand 801 states and 931 transitions. Second operand 28 states. [2018-11-10 07:08:00,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:08:00,085 INFO L93 Difference]: Finished difference Result 1804 states and 2145 transitions. [2018-11-10 07:08:00,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-11-10 07:08:00,085 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 104 [2018-11-10 07:08:00,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:08:00,089 INFO L225 Difference]: With dead ends: 1804 [2018-11-10 07:08:00,089 INFO L226 Difference]: Without dead ends: 1027 [2018-11-10 07:08:00,091 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 119 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=203, Invalid=1689, Unknown=0, NotChecked=0, Total=1892 [2018-11-10 07:08:00,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2018-11-10 07:08:00,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 993. [2018-11-10 07:08:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-11-10 07:08:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1125 transitions. [2018-11-10 07:08:00,162 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1125 transitions. Word has length 104 [2018-11-10 07:08:00,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:08:00,162 INFO L481 AbstractCegarLoop]: Abstraction has 993 states and 1125 transitions. [2018-11-10 07:08:00,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-10 07:08:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1125 transitions. [2018-11-10 07:08:00,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 07:08:00,166 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:08:00,166 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:08:00,166 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:08:00,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:08:00,167 INFO L82 PathProgramCache]: Analyzing trace with hash 437897227, now seen corresponding path program 1 times [2018-11-10 07:08:00,167 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:08:00,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:08:00,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:08:00,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:08:00,168 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:08:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:08:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 07:08:00,236 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:08:00,236 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:08:00,236 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-11-10 07:08:00,236 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [26], [33], [36], [37], [38], [39], [42], [44], [45], [48], [51], [53], [59], [63], [66], [67], [71], [72], [73], [74], [78], [84], [88], [92], [95], [100], [103], [106], [108], [114], [117], [127], [128], [129], [130], [131], [133], [138], [141], [142], [144], [149], [151], [152], [157], [159], [162], [165], [169], [175], [203], [204], [209], [211], [215], [220], [224], [225], [228], [230], [233], [235], [238], [244], [246], [247], [248], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [263], [264], [265], [267], [268], [269], [270], [273], [274], [275], [276], [277], [278], [279], [280], [283], [284], [287], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [303], [304], [305], [307], [308], [309], [310], [311] [2018-11-10 07:08:00,240 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:08:00,241 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 07:08:53,625 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 07:08:53,625 INFO L272 AbstractInterpreter]: Visited 103 different actions 422 times. Merged at 14 different actions 49 times. Never widened. Found 5 fixpoints after 4 different actions. Largest state had 133 variables. [2018-11-10 07:08:53,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:08:53,627 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 07:09:11,730 INFO L227 lantSequenceWeakener]: Weakened 129 states. On average, predicates are now at 96.63% of their original sizes. [2018-11-10 07:09:11,730 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 07:09:13,760 INFO L415 sIntCurrentIteration]: We unified 160 AI predicates to 160 [2018-11-10 07:09:13,760 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 07:09:13,760 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:09:13,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [45] imperfect sequences [5] total 48 [2018-11-10 07:09:13,760 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:09:13,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-11-10 07:09:13,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-11-10 07:09:13,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1778, Unknown=0, NotChecked=0, Total=1980 [2018-11-10 07:09:13,761 INFO L87 Difference]: Start difference. First operand 993 states and 1125 transitions. Second operand 45 states. [2018-11-10 07:10:02,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:10:02,869 INFO L93 Difference]: Finished difference Result 2777 states and 3269 transitions. [2018-11-10 07:10:02,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2018-11-10 07:10:02,869 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 161 [2018-11-10 07:10:02,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:10:02,873 INFO L225 Difference]: With dead ends: 2777 [2018-11-10 07:10:02,873 INFO L226 Difference]: Without dead ends: 1996 [2018-11-10 07:10:02,875 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 217 GetRequests, 102 SyntacticMatches, 15 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3296 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=755, Invalid=9547, Unknown=0, NotChecked=0, Total=10302 [2018-11-10 07:10:02,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2018-11-10 07:10:02,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1850. [2018-11-10 07:10:02,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1850 states. [2018-11-10 07:10:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 2103 transitions. [2018-11-10 07:10:02,962 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 2103 transitions. Word has length 161 [2018-11-10 07:10:02,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:10:02,962 INFO L481 AbstractCegarLoop]: Abstraction has 1850 states and 2103 transitions. [2018-11-10 07:10:02,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-11-10 07:10:02,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2103 transitions. [2018-11-10 07:10:02,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 07:10:02,964 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:10:02,964 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 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, 1] [2018-11-10 07:10:02,965 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:10:02,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:10:02,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1487145485, now seen corresponding path program 1 times [2018-11-10 07:10:02,965 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 07:10:02,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:10:02,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:10:02,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:10:02,966 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 07:10:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:10:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 07:10:03,068 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:10:03,068 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 07:10:03,068 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-11-10 07:10:03,068 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [26], [33], [36], [37], [38], [39], [42], [44], [45], [48], [51], [53], [59], [63], [66], [67], [71], [72], [73], [74], [78], [84], [88], [92], [95], [98], [100], [103], [106], [108], [114], [117], [127], [128], [129], [130], [131], [133], [138], [141], [142], [144], [149], [151], [152], [157], [159], [162], [165], [169], [175], [203], [204], [207], [211], [215], [220], [224], [225], [228], [230], [233], [235], [238], [244], [246], [247], [248], [249], [250], [251], [252], [253], [254], [255], [257], [258], [259], [260], [263], [264], [265], [267], [268], [269], [270], [273], [274], [275], [276], [277], [278], [279], [280], [283], [284], [287], [288], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [303], [304], [305], [307], [308], [309], [310], [311] [2018-11-10 07:10:03,071 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 07:10:03,071 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 07:13:42,176 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 07:13:42,177 INFO L272 AbstractInterpreter]: Visited 117 different actions 2251 times. Merged at 22 different actions 220 times. Widened at 1 different actions 2 times. Found 41 fixpoints after 7 different actions. Largest state had 133 variables. [2018-11-10 07:13:42,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:13:42,184 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 07:14:22,967 INFO L227 lantSequenceWeakener]: Weakened 148 states. On average, predicates are now at 96.81% of their original sizes. [2018-11-10 07:14:22,967 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 07:14:25,270 INFO L415 sIntCurrentIteration]: We unified 156 AI predicates to 156 [2018-11-10 07:14:25,271 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 07:14:25,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:14:25,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [57] imperfect sequences [13] total 68 [2018-11-10 07:14:25,271 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 07:14:25,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-11-10 07:14:25,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-11-10 07:14:25,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=2867, Unknown=0, NotChecked=0, Total=3192 [2018-11-10 07:14:25,272 INFO L87 Difference]: Start difference. First operand 1850 states and 2103 transitions. Second operand 57 states. [2018-11-10 07:16:04,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:16:04,903 INFO L93 Difference]: Finished difference Result 4081 states and 5128 transitions. [2018-11-10 07:16:04,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2018-11-10 07:16:04,904 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 157 [2018-11-10 07:16:04,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:16:04,905 INFO L225 Difference]: With dead ends: 4081 [2018-11-10 07:16:04,905 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 07:16:04,915 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 269 GetRequests, 95 SyntacticMatches, 6 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9972 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=2216, Invalid=26514, Unknown=0, NotChecked=0, Total=28730 [2018-11-10 07:16:04,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 07:16:04,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 07:16:04,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 07:16:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 07:16:04,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-10 07:16:04,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:16:04,916 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 07:16:04,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-11-10 07:16:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 07:16:04,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:16:04,920 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 07:16:04,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:04,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:05,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:05,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:06,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:06,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:06,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:07,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:07,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:07,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:07,579 WARN L179 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 456 DAG size of output: 428 [2018-11-10 07:16:08,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:08,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:09,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:10,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:10,561 WARN L179 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 501 DAG size of output: 462 [2018-11-10 07:16:12,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:13,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:13,325 WARN L179 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 492 DAG size of output: 470 [2018-11-10 07:16:14,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:14,763 WARN L179 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 439 DAG size of output: 429 [2018-11-10 07:16:14,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:15,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:15,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:16:15,913 WARN L179 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 443 DAG size of output: 423 [2018-11-10 07:16:16,162 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 21 [2018-11-10 07:16:16,927 WARN L179 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 50 [2018-11-10 07:16:18,044 WARN L179 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 336 DAG size of output: 79 [2018-11-10 07:16:18,188 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2018-11-10 07:16:18,428 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 1 [2018-11-10 07:16:19,330 WARN L179 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 66 [2018-11-10 07:16:20,993 WARN L179 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 376 DAG size of output: 95 [2018-11-10 07:16:21,466 WARN L179 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 37 [2018-11-10 07:16:22,862 WARN L179 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 508 DAG size of output: 40 [2018-11-10 07:16:23,037 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 1 [2018-11-10 07:16:24,007 WARN L179 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 43 [2018-11-10 07:16:25,874 WARN L179 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 383 DAG size of output: 100 [2018-11-10 07:16:26,391 WARN L179 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 51 [2018-11-10 07:16:27,004 WARN L179 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 44 [2018-11-10 07:16:27,670 WARN L179 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 34 [2018-11-10 07:16:27,943 WARN L179 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 24 [2018-11-10 07:16:28,472 WARN L179 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 46 [2018-11-10 07:16:28,613 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2018-11-10 07:16:31,643 WARN L179 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 543 DAG size of output: 37 [2018-11-10 07:16:32,774 WARN L179 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 302 DAG size of output: 83 [2018-11-10 07:16:33,311 WARN L179 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 41 [2018-11-10 07:16:33,717 WARN L179 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 40 [2018-11-10 07:16:34,415 WARN L179 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 57 [2018-11-10 07:16:34,517 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 40 [2018-11-10 07:16:34,689 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 1 [2018-11-10 07:16:34,862 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 40 [2018-11-10 07:16:35,017 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-11-10 07:16:36,686 WARN L179 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 358 DAG size of output: 101 [2018-11-10 07:16:36,822 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 1 [2018-11-10 07:16:37,492 WARN L179 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 49 [2018-11-10 07:16:38,029 WARN L179 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 31 [2018-11-10 07:16:41,018 WARN L179 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 551 DAG size of output: 37 [2018-11-10 07:16:41,265 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 1 [2018-11-10 07:16:41,493 WARN L179 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 18 [2018-11-10 07:16:42,074 WARN L179 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 58 [2018-11-10 07:16:42,426 WARN L179 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 30 [2018-11-10 07:16:42,581 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-11-10 07:16:42,813 WARN L179 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 33 [2018-11-10 07:16:44,561 WARN L179 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 513 DAG size of output: 43 [2018-11-10 07:16:46,272 WARN L179 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 505 DAG size of output: 38 [2018-11-10 07:16:46,475 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 24 [2018-11-10 07:16:46,477 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2018-11-10 07:16:46,477 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2018-11-10 07:16:46,477 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2018-11-10 07:16:46,477 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2018-11-10 07:16:46,477 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2018-11-10 07:16:46,478 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,478 INFO L421 ceAbstractionStarter]: At program point L411(line 411) the Hoare annotation is: (or (let ((.cse0 (+ ~pumpRunning~0 1))) (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= .cse0 main_~tmp~5) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= main_~tmp~5 .cse0) (= ~pumpRunning~0 0))) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,478 INFO L421 ceAbstractionStarter]: At program point L411-1(line 411) the Hoare annotation is: (or (let ((.cse0 (+ ~pumpRunning~0 1))) (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= .cse0 main_~tmp~5) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= main_~tmp~5 .cse0) (= ~pumpRunning~0 0))) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,478 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2018-11-10 07:16:46,478 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2018-11-10 07:16:46,478 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2018-11-10 07:16:46,478 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 07:16:46,479 INFO L421 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,479 INFO L421 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,479 INFO L421 ceAbstractionStarter]: At program point L405-1(line 405) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,479 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2018-11-10 07:16:46,479 INFO L425 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-11-10 07:16:46,479 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-11-10 07:16:46,479 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< .cse0 ~methaneLevelCritical~0))) (let ((.cse2 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse1 (+ ~methaneLevelCritical~0 1))) (or (and (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (<= ~pumpRunning~0 .cse1)) (< 1 .cse2) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse2 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| .cse1)))) [2018-11-10 07:16:46,479 INFO L421 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< .cse0 ~methaneLevelCritical~0))) (let ((.cse2 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse1 (+ ~methaneLevelCritical~0 1))) (or (and (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (<= ~pumpRunning~0 .cse1)) (< 1 .cse2) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse2 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| .cse1)))) [2018-11-10 07:16:46,479 INFO L425 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-11-10 07:16:46,479 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2018-11-10 07:16:46,480 INFO L421 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (and (or (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (let ((.cse1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (or (< 1 .cse1) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse1 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))) (or (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< .cse0 ~methaneLevelCritical~0)))) [2018-11-10 07:16:46,480 INFO L421 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse8 (+ |old(~pumpRunning~0)| 1)) (.cse9 (+ ~methaneLevelCritical~0 ~systemActive~0))) (let ((.cse1 (< 1 .cse9)) (.cse4 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse0 (+ ~methaneLevelCritical~0 1)) (.cse6 (< ~waterLevel~0 ~systemActive~0)) (.cse3 (< (* 2 ~systemActive~0) 2)) (.cse2 (< .cse8 ~systemActive~0)) (.cse5 (< .cse9 1)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or (and (<= processEnvironment__wrappee__methaneQuery_~tmp~1 .cse0) (<= ~systemActive~0 processEnvironment__wrappee__methaneQuery_~tmp~1)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0)) (or .cse1 .cse4 .cse5 .cse7 (< |old(~pumpRunning~0)| .cse0)) (or (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse8) (< .cse0 ~waterLevel~0) (and (<= ~systemActive~0 ~methaneLevelCritical~0) (<= .cse0 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse2 .cse6) (or (and (<= (* 2 processEnvironment__wrappee__methaneQuery_~tmp~1) 2) (= 0 ~pumpRunning~0) (<= ~methaneLevelCritical~0 processEnvironment__wrappee__methaneQuery_~tmp~1)) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 .cse3) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2 .cse5 .cse7 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))))) [2018-11-10 07:16:46,480 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-11-10 07:16:46,480 INFO L421 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< .cse0 ~methaneLevelCritical~0))) (let ((.cse1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (or (< 1 .cse1) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse1 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))))) [2018-11-10 07:16:46,480 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2018-11-10 07:16:46,480 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2018-11-10 07:16:46,480 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2018-11-10 07:16:46,480 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2018-11-10 07:16:46,480 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2018-11-10 07:16:46,481 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L428 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: true [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (let ((.cse0 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse1 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1))) (and (or (and (<= ~pumpRunning~0 ~systemActive~0) (<= ~methaneLevelCritical~0 ~pumpRunning~0)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< (* 2 ~systemActive~0) 2) .cse0 .cse1) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2018-11-10 07:16:46,481 INFO L421 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse2 (< (* 2 ~systemActive~0) 2)) (.cse3 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (and (let ((.cse0 (+ ~methaneLevelCritical~0 ~systemActive~0))) (or (< 1 .cse0) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse0 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))) (let ((.cse1 (+ |old(~pumpRunning~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (< .cse1 ~systemActive~0) .cse2 (< .cse3 0) (< .cse1 ~methaneLevelCritical~0))) (or (and (<= ~pumpRunning~0 ~systemActive~0) (<= (* 2 processEnvironment_~tmp~2) 2) (<= ~methaneLevelCritical~0 ~pumpRunning~0) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2)) .cse2 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) (< .cse3 1)))) [2018-11-10 07:16:46,481 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 198) no Hoare annotation was computed. [2018-11-10 07:16:46,482 INFO L421 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse1 (< (* 2 ~systemActive~0) 2)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) .cse1 (< .cse2 0) (< .cse0 ~methaneLevelCritical~0))) (or (and (<= ~pumpRunning~0 ~systemActive~0) (<= ~methaneLevelCritical~0 ~pumpRunning~0)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse1 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) (< .cse2 1)) (let ((.cse3 (+ ~methaneLevelCritical~0 ~systemActive~0))) (or (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (< 1 .cse3) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse3 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 07:16:46,482 INFO L425 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-11-10 07:16:46,482 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 203) no Hoare annotation was computed. [2018-11-10 07:16:46,482 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2018-11-10 07:16:46,482 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse1 (< (* 2 ~systemActive~0) 2)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) .cse1 (< .cse2 0) (< .cse0 ~methaneLevelCritical~0))) (or (and (<= ~pumpRunning~0 ~systemActive~0) (<= ~methaneLevelCritical~0 ~pumpRunning~0)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse1 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) (< .cse2 1)) (let ((.cse3 (+ ~methaneLevelCritical~0 ~systemActive~0))) (or (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (< 1 .cse3) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse3 1) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 07:16:46,482 INFO L421 ceAbstractionStarter]: At program point L201(line 201) the Hoare annotation is: (let ((.cse1 (< (* 2 ~systemActive~0) 2)) (.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) .cse1 (< .cse2 0) (< .cse0 ~methaneLevelCritical~0))) (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse1 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) (< .cse2 1)))) [2018-11-10 07:16:46,482 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2018-11-10 07:16:46,482 INFO L421 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (< (* 2 ~systemActive~0) 2)) (.cse1 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse3 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (< (* 2 |old(~pumpRunning~0)|) 2) .cse1) (let ((.cse2 (+ |old(~pumpRunning~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (< .cse2 ~systemActive~0) .cse0 (< .cse3 0) (< .cse2 ~methaneLevelCritical~0))) (or (and (<= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 1 (+ processEnvironment_~tmp~2 ~pumpRunning~0))) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) .cse1 (< .cse3 1)))) [2018-11-10 07:16:46,482 INFO L425 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-10 07:16:46,482 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2018-11-10 07:16:46,483 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2018-11-10 07:16:46,483 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2018-11-10 07:16:46,483 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-11-10 07:16:46,483 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-11-10 07:16:46,483 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,483 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-11-10 07:16:46,483 INFO L421 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (or (let ((.cse0 (+ ~methaneLevelCritical~0 ~systemActive~0))) (and (= ~systemActive~0 1) (<= 1 .cse0) (<= 0 (* 2 ~pumpRunning~0)) (<= .cse0 2) (= test_~splverifierCounter~0 0) (<= ~pumpRunning~0 ~systemActive~0))) (< 0 .cse1) (< 2 (+ |old(~systemActive~0)| |old(~waterLevel~0)|)) (< (* 2 |old(~waterLevel~0)|) 2) (< .cse1 0) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:16:46,483 INFO L425 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-10 07:16:46,483 INFO L421 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (or (let ((.cse0 (+ ~methaneLevelCritical~0 ~systemActive~0))) (and (= ~systemActive~0 1) (<= 1 .cse0) (<= 0 (* 2 ~pumpRunning~0)) (<= .cse0 2) (= test_~splverifierCounter~0 0) (<= ~pumpRunning~0 ~systemActive~0))) (< 0 .cse1) (< 2 (+ |old(~systemActive~0)| |old(~waterLevel~0)|)) (< (* 2 |old(~waterLevel~0)|) 2) (< .cse1 0) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:16:46,483 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-10 07:16:46,483 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L421 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse1 (= test_~splverifierCounter~0 0))) (or (let ((.cse0 (+ ~methaneLevelCritical~0 ~systemActive~0))) (and (= ~systemActive~0 1) (<= 1 .cse0) (= 0 ~pumpRunning~0) (<= .cse0 2) .cse1)) (and (= 0 ~methaneLevelCritical~0) (<= ~systemActive~0 ~pumpRunning~0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 1 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) .cse1 (<= ~pumpRunning~0 ~systemActive~0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L421 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse2 (+ ~methaneLevelCritical~0 ~systemActive~0))) (let ((.cse0 (<= 1 .cse2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= (* 2 ~methaneLevelCritical~0) 0) (<= ~systemActive~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) .cse1) (and (= ~systemActive~0 1) .cse0 (= 0 ~pumpRunning~0) (<= .cse2 2) .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 07:16:46,484 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse1 .cse2 .cse3) (<= 2 (* 2 ~methaneLevelCritical~0)) (<= (+ ~methaneLevelCritical~0 ~systemActive~0) 2)) (and .cse0 (<= ~systemActive~0 ~pumpRunning~0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 1 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) .cse3 (<= ~pumpRunning~0 ~systemActive~0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 102) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L421 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 07:16:46,484 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-10 07:16:46,484 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L421 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< .cse0 ~methaneLevelCritical~0))) [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point L220-1(line 220) no Hoare annotation was computed. [2018-11-10 07:16:46,485 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< .cse0 ~methaneLevelCritical~0))) [2018-11-10 07:16:46,485 INFO L421 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< .cse4 ~systemActive~0)) (.cse3 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (< (* 2 ~systemActive~0) 2)) (or (and (<= 1 (+ activatePump_~tmp~3 ~systemActive~0)) (<= activatePump_~tmp~3 ~methaneLevelCritical~0)) (< 1 .cse3) (< ~systemActive~0 .cse4) (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse5 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2 (< .cse3 1) .cse5)))) [2018-11-10 07:16:46,485 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 309) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L428 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: true [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (< (+ ~pumpRunning~0 1) ~systemActive~0))) (and (or (and (<= 2 (* 2 ~methaneLevelCritical~0)) (<= (+ ~methaneLevelCritical~0 ~systemActive~0) 2)) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0 (< (* 2 ~systemActive~0) 2)) (or (= 0 ~methaneLevelCritical~0) .cse0 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (not (= |old(~methaneLevelCritical~0)| 0)) (< 2 (+ ~pumpRunning~0 ~systemActive~0))))) [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L425 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-11-10 07:16:46,486 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse23 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse17 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse21 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (= |old(~waterLevel~0)| 1)) (.cse26 (+ ~methaneLevelCritical~0 1)) (.cse27 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse28 (+ |old(~pumpRunning~0)| 1))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (< .cse28 ~methaneLevelCritical~0)) (.cse3 (< .cse28 ~systemActive~0)) (.cse8 (<= ~pumpRunning~0 ~systemActive~0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse16 (< ~systemActive~0 .cse28)) (.cse18 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse11 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse4 (< (* 2 ~systemActive~0) 2)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse20 (< .cse27 1)) (.cse22 (<= .cse26 ~waterLevel~0)) (.cse19 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse5 (< .cse27 0)) (.cse15 (not .cse1)) (.cse9 (<= 1 .cse21)) (.cse10 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse24 (< .cse17 1)) (.cse25 (not (= ~methaneLevelCritical~0 0))) (.cse12 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse13 (< 3 .cse23)) (.cse14 (< .cse23 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse2 .cse3 .cse4 .cse5 .cse6) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) .cse8 .cse9 .cse10) (not (= ~methaneLevelCritical~0 1)) .cse11 .cse4 .cse12 .cse13 .cse14) (or .cse15 .cse16 (< .cse17 2) .cse18 (= 1 ~waterLevel~0) .cse3 .cse19) (or .cse1 (and .cse8 .cse0 (<= ~methaneLevelCritical~0 ~pumpRunning~0)) .cse4 .cse11 .cse12 .cse20) (or (and (<= .cse21 2) .cse22) (not (= ~systemActive~0 1)) .cse16 (< .cse23 3) .cse18 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (<= ~systemActive~0 ~waterLevel~0) .cse11 .cse4 .cse19 .cse12 .cse20 .cse13) (or .cse7 .cse24 .cse25 .cse12 .cse20) (or (and (<= ~waterLevel~0 ~systemActive~0) .cse22) .cse24 .cse19 .cse5 .cse25 .cse15 (< 0 (* 2 |old(~pumpRunning~0)|))) (or (and .cse9 .cse10) .cse24 .cse25 .cse12 .cse13 (< |old(~pumpRunning~0)| .cse26) .cse14)))) [2018-11-10 07:16:46,487 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-11-10 07:16:46,487 INFO L421 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse12 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse0 (= |old(~waterLevel~0)| 1)) (.cse21 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse22 (+ |old(~pumpRunning~0)| 1))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< .cse22 ~methaneLevelCritical~0)) (.cse2 (< .cse22 ~systemActive~0)) (.cse7 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse3 (< (* 2 ~systemActive~0) 2)) (.cse15 (< 3 .cse17)) (.cse16 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse11 (< ~systemActive~0 .cse22)) (.cse13 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse18 (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0)) (.cse14 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse4 (< .cse21 0)) (.cse10 (not .cse0)) (.cse19 (< .cse12 1)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse20 (not (= ~methaneLevelCritical~0 0))) (.cse8 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse9 (< .cse21 1))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse2 .cse3 .cse4 .cse5) (or (and (<= ~pumpRunning~0 ~systemActive~0) (<= ~methaneLevelCritical~0 ~pumpRunning~0)) .cse3 .cse7 .cse8 .cse9) (or .cse10 .cse11 (< .cse12 2) .cse13 (= 1 ~waterLevel~0) .cse2 .cse14) (or .cse0 (<= ~systemActive~0 ~waterLevel~0) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse7 .cse3 .cse8 .cse15) (or (and (<= 1 .cse16) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) .cse7 .cse3 .cse8 .cse9 .cse15 (< .cse17 1)) (or (and (<= .cse16 2) .cse18) (not (= ~systemActive~0 1)) .cse11 (< .cse17 3) .cse13 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= ~waterLevel~0 ~systemActive~0) .cse18) .cse19 .cse14 .cse4 .cse20 .cse10 (< 0 (* 2 |old(~pumpRunning~0)|))) (or .cse19 .cse6 .cse20 .cse8 .cse9)))) [2018-11-10 07:16:46,487 INFO L421 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse24 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse20 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse25 (+ ~methaneLevelCritical~0 1)) (.cse10 (+ |old(~pumpRunning~0)| 1)) (.cse6 (= |old(~waterLevel~0)| 1))) (let ((.cse9 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not .cse6)) (.cse1 (< ~systemActive~0 .cse10)) (.cse4 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse12 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse21 (<= .cse25 ~waterLevel~0)) (.cse16 (< |old(~pumpRunning~0)| .cse25)) (.cse18 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< .cse10 ~systemActive~0)) (.cse3 (< .cse20 1)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse13 (* 2 |old(~pumpRunning~0)|)) (.cse11 (<= 1 .cse24)) (.cse23 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2)) (.cse19 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< (* 2 ~systemActive~0) 2)) (.cse14 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse15 (< 3 .cse17)) (.cse22 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))) (and (or .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4 .cse5) (or (not (= ~waterLevel~0 1)) .cse6 .cse7 .cse2 .cse8 (< .cse9 0) (< .cse10 ~methaneLevelCritical~0)) (or (and .cse11 .cse12) (< 2 .cse13) .cse3 .cse14 (< .cse9 1) .cse15 .cse16 (< .cse17 1)) (or .cse18 .cse19 .cse7 .cse2 .cse8) (or .cse0 .cse1 (< .cse20 2) (< ~systemActive~0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) .cse2 .cse4) (or (and (<= ~waterLevel~0 ~systemActive~0) .cse21) (< 1 .cse20) .cse1 .cse2 .cse3 .cse4 .cse5 .cse22 (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse12 (= ~pumpRunning~0 1))) (or .cse21 .cse23 .cse3 .cse5 .cse14 .cse15 .cse16) (or .cse18 .cse2 .cse3 (and (<= 1 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (<= ~pumpRunning~0 ~systemActive~0)) .cse5 .cse14) (or .cse19 .cse8 (< .cse13 2) .cse14 (= 0 ~pumpRunning~0)) (or (and (<= .cse24 2) .cse11) .cse6 .cse23 .cse19 .cse8 .cse14 .cse15 .cse22)))) [2018-11-10 07:16:46,487 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L421 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse13 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse3 (+ ~methaneLevelCritical~0 1)) (.cse15 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3))) (.cse8 (< .cse15 1)) (.cse0 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2)) (.cse11 (< |old(~pumpRunning~0)| .cse3)) (.cse7 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< (* 2 ~systemActive~0) 2)) (.cse5 (< 3 .cse15)) (.cse10 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse14 (not (= ~methaneLevelCritical~0 0))) (.cse4 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse9 (< .cse13 1))) (and (or (= |old(~waterLevel~0)| 1) .cse0 .cse1 .cse2 (<= .cse3 ~waterLevel~0) .cse4 .cse5 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or .cse6 .cse1 .cse7 .cse2 .cse4 .cse5 .cse8) (or (and (<= ~pumpRunning~0 ~systemActive~0) (<= ~methaneLevelCritical~0 ~pumpRunning~0)) .cse2 .cse7 .cse4 .cse9) (or .cse6 (< 2 (* 2 |old(~pumpRunning~0)|)) .cse10 .cse4 .cse9 .cse5 .cse11 .cse8) (let ((.cse12 (+ |old(~pumpRunning~0)| 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (< .cse12 ~systemActive~0) .cse2 (< .cse13 0) (< .cse12 ~methaneLevelCritical~0))) (or (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse0 .cse10 .cse14 .cse4 .cse5 .cse11) (or (<= ~systemActive~0 ~waterLevel~0) .cse7 .cse2 (< |old(~waterLevel~0)| ~systemActive~0) .cse4 .cse9 .cse5) (or .cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse14 .cse4 .cse9)))) [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L428 ceAbstractionStarter]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point L335-1(lines 335 349) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L428 ceAbstractionStarter]: At program point L335-3(lines 335 349) the Hoare annotation is: true [2018-11-10 07:16:46,488 INFO L428 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: true [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L428 ceAbstractionStarter]: At program point L350(lines 325 354) the Hoare annotation is: true [2018-11-10 07:16:46,488 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2018-11-10 07:16:46,488 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: (let ((.cse10 (+ ~methaneLevelCritical~0 1)) (.cse12 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< ~pumpRunning~0 ~methaneLevelCritical~0)) (.cse3 (< (* 2 ~systemActive~0) 2)) (.cse0 (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3))) (.cse7 (< 2 (* 2 ~pumpRunning~0))) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (< 2 (+ ~pumpRunning~0 ~systemActive~0))) (.cse11 (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1)) (.cse5 (< 3 .cse12)) (.cse9 (< ~pumpRunning~0 .cse10)) (.cse6 (< .cse12 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse7 .cse8 .cse5 .cse9) (or (< |old(~waterLevel~0)| .cse10) .cse1 .cse2 .cse3 (<= .cse10 ~waterLevel~0) .cse4 .cse5) (or (<= ~systemActive~0 ~waterLevel~0) .cse2 .cse3 (< |old(~waterLevel~0)| ~systemActive~0) .cse4 .cse11 .cse5) (or .cse0 .cse7 .cse8 .cse4 .cse11 .cse5 .cse9 .cse6)))) [2018-11-10 07:16:46,489 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L425 ceAbstractionStarter]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= ~systemActive~0 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-11-10 07:16:46,489 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 07:16:46,489 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2018-11-10 07:16:46,489 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2018-11-10 07:16:46,489 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse4 (+ ~pumpRunning~0 1))) (let ((.cse1 (< .cse4 |old(~systemActive~0)|)) (.cse0 (<= ~methaneLevelCritical~0 ~systemActive~0)) (.cse2 (< (* 2 |old(~systemActive~0)|) 2)) (.cse5 (< 2 (+ ~pumpRunning~0 |old(~systemActive~0)|))) (.cse3 (+ ~methaneLevelCritical~0 ~pumpRunning~0))) (and (or (and .cse0 (<= (+ ~methaneLevelCritical~0 ~systemActive~0) 2)) (not (= 0 ~pumpRunning~0)) .cse1 .cse2 (< .cse3 0) (< .cse4 ~methaneLevelCritical~0)) (or (= ~systemActive~0 1) .cse1 (< (+ ~methaneLevelCritical~0 |old(~systemActive~0)|) 1) (not (= ~methaneLevelCritical~0 0)) .cse5) (or (and (<= ~systemActive~0 ~pumpRunning~0) .cse0) .cse2 (< ~pumpRunning~0 ~methaneLevelCritical~0) .cse5 (< .cse3 1))))) [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2018-11-10 07:16:46,490 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse17 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse6 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse16 (* 2 ~pumpRunning~0)) (.cse18 (+ ~methaneLevelCritical~0 1)) (.cse19 (+ ~pumpRunning~0 1))) (let ((.cse9 (< .cse19 ~systemActive~0)) (.cse8 (= 1 ~waterLevel~0)) (.cse10 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse11 (<= .cse18 ~waterLevel~0)) (.cse13 (not (= ~systemActive~0 1))) (.cse5 (< ~systemActive~0 .cse19)) (.cse14 (< .cse18 |old(~waterLevel~0)|)) (.cse7 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse12 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (< 2 .cse16)) (.cse1 (< .cse6 1)) (.cse15 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse2 (< 3 .cse17)) (.cse3 (< ~pumpRunning~0 .cse18))) (and (or (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (< .cse6 2) .cse7 .cse8 .cse9 .cse10) (or (< 1 .cse6) .cse11 .cse0 .cse1 .cse10 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse3) (or (<= .cse12 2) .cse13 .cse5 .cse14 .cse7 .cse9 .cse10) (or .cse8 .cse1 .cse10 (< .cse15 0) (not (= ~methaneLevelCritical~0 0)) .cse4 (< 0 .cse16)) (or .cse11 .cse13 .cse5 (< .cse17 3) .cse14 .cse7 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse12) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) .cse0 .cse1 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) (< .cse15 1) .cse2 .cse3 (< .cse17 1))))) [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2018-11-10 07:16:46,490 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2018-11-10 07:16:46,490 INFO L421 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (and (let ((.cse0 (+ ~pumpRunning~0 1))) (or (not (= 0 ~pumpRunning~0)) (< .cse0 ~systemActive~0) (< (* 2 ~systemActive~0) 2) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (< .cse0 ~methaneLevelCritical~0))) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) (< 2 (+ ~pumpRunning~0 ~systemActive~0)) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) [2018-11-10 07:16:46,490 INFO L425 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-11-10 07:16:46,491 INFO L421 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) (< 2 (+ ~pumpRunning~0 ~systemActive~0))) [2018-11-10 07:16:46,491 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2018-11-10 07:16:46,491 INFO L425 ceAbstractionStarter]: For program point L477-1(line 477) no Hoare annotation was computed. [2018-11-10 07:16:46,491 INFO L425 ceAbstractionStarter]: For program point L475(lines 475 488) no Hoare annotation was computed. [2018-11-10 07:16:46,491 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2018-11-10 07:16:46,491 INFO L428 ceAbstractionStarter]: At program point L473(line 473) the Hoare annotation is: true [2018-11-10 07:16:46,491 INFO L425 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2018-11-10 07:16:46,491 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2018-11-10 07:16:46,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:16:46 BoogieIcfgContainer [2018-11-10 07:16:46,502 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:16:46,502 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:16:46,502 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:16:46,502 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:16:46,503 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:07:18" (3/4) ... [2018-11-10 07:16:46,505 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 07:16:46,510 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 07:16:46,511 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 07:16:46,512 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 07:16:46,512 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 07:16:46,512 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 07:16:46,512 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 07:16:46,512 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 07:16:46,520 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 140 nodes and edges [2018-11-10 07:16:46,521 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 07:16:46,521 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 07:16:46,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((2 * methaneLevelCritical <= 0 && systemActive <= pumpRunning) && 1 <= methaneLevelCritical + systemActive) && pumpRunning <= methaneLevelCritical + 1) && splverifierCounter == 0) || ((((systemActive == 1 && 1 <= methaneLevelCritical + systemActive) && 0 == pumpRunning) && methaneLevelCritical + systemActive <= 2) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || \old(pumpRunning) + 1 < \old(systemActive)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 07:16:46,545 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(methaneLevelCritical) + \old(systemActive) < 1 || \old(waterLevel) < \old(systemActive)) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 07:16:46,584 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_52f06fac-c26e-47d2-9605-326755f1d0ac/bin-2019/utaipan/witness.graphml [2018-11-10 07:16:46,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:16:46,584 INFO L168 Benchmark]: Toolchain (without parser) took 569047.17 ms. Allocated memory was 1.0 GB in the beginning and 5.9 GB in the end (delta: 4.9 GB). Free memory was 959.1 MB in the beginning and 4.4 GB in the end (delta: -3.5 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,585 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:16:46,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.13 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,585 INFO L168 Benchmark]: Boogie Preprocessor took 33.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,585 INFO L168 Benchmark]: RCFGBuilder took 595.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,585 INFO L168 Benchmark]: TraceAbstraction took 567919.98 ms. Allocated memory was 1.2 GB in the beginning and 5.9 GB in the end (delta: 4.7 GB). Free memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: -3.4 GB). Peak memory consumption was 4.9 GB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,586 INFO L168 Benchmark]: Witness Printer took 81.75 ms. Allocated memory is still 5.9 GB. Free memory was 4.4 GB in the beginning and 4.4 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-11-10 07:16:46,587 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.13 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 595.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 567919.98 ms. Allocated memory was 1.2 GB in the beginning and 5.9 GB in the end (delta: 4.7 GB). Free memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: -3.4 GB). Peak memory consumption was 4.9 GB. Max. memory is 11.5 GB. * Witness Printer took 81.75 ms. Allocated memory is still 5.9 GB. Free memory was 4.4 GB in the beginning and 4.4 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: 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: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((\old(methaneLevelCritical) + \old(systemActive) < 1 || \old(waterLevel) < \old(systemActive)) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((((((((2 * methaneLevelCritical <= 0 && systemActive <= pumpRunning) && 1 <= methaneLevelCritical + systemActive) && pumpRunning <= methaneLevelCritical + 1) && splverifierCounter == 0) || ((((systemActive == 1 && 1 <= methaneLevelCritical + systemActive) && 0 == pumpRunning) && methaneLevelCritical + systemActive <= 2) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || \old(pumpRunning) + 1 < \old(systemActive)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 149 locations, 1 error locations. SAFE Result, 567.8s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 176.8s AutomataDifference, 0.0s DeadEndRemovalTime, 41.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2501 SDtfs, 4571 SDslu, 14438 SDs, 0 SdLazy, 17192 SolverSat, 2046 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 106.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 697 GetRequests, 319 SyntacticMatches, 22 SemanticMatches, 356 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13689 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1850occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 279.3s AbstIntTime, 3 AbstIntIterations, 3 AbstIntStrong, 0.9934312507748287 AbsIntWeakeningRatio, 0.9116945107398569 AbsIntAvgWeakeningVarsNumRemoved, 6105.99045346062 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 265 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 3131 PreInvPairs, 3646 NumberOfFragments, 4130 HoareAnnotationTreeSize, 3131 FomulaSimplifications, 193831 FormulaSimplificationTreeSizeReduction, 11.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 701709 FormulaSimplificationTreeSizeReductionInter, 30.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1099 NumberOfCodeBlocks, 1099 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1087 ConstructedInterpolants, 0 QuantifiedInterpolants, 172907 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 108/116 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...