./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/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 426d9f957077f660214567f7d0d5aaa1a30c29c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 10:01:57,293 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 10:01:57,294 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 10:01:57,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 10:01:57,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 10:01:57,302 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 10:01:57,303 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 10:01:57,304 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 10:01:57,305 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 10:01:57,306 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 10:01:57,307 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 10:01:57,307 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 10:01:57,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 10:01:57,308 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 10:01:57,309 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 10:01:57,309 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 10:01:57,310 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 10:01:57,311 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 10:01:57,312 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 10:01:57,313 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 10:01:57,314 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 10:01:57,315 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 10:01:57,316 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 10:01:57,317 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 10:01:57,317 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 10:01:57,317 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 10:01:57,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 10:01:57,319 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 10:01:57,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 10:01:57,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 10:01:57,320 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 10:01:57,321 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 10:01:57,321 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 10:01:57,321 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 10:01:57,322 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 10:01:57,322 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 10:01:57,322 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 10:01:57,332 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 10:01:57,333 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 10:01:57,333 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 10:01:57,333 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 10:01:57,334 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 10:01:57,334 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 10:01:57,335 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 10:01:57,335 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 10:01:57,335 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 10:01:57,336 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 10:01:57,337 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 10:01:57,337 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 10:01:57,337 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 10:01:57,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 10:01:57,337 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 10:01:57,337 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 10:01:57,337 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:01:57,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 10:01:57,338 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 10:01:57,339 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_64baa671-3581-4994-90e3-bfb13563c989/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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-11-23 10:01:57,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 10:01:57,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 10:01:57,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 10:01:57,373 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 10:01:57,374 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 10:01:57,374 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-23 10:01:57,414 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/data/97655c0c6/2e6ad687ed45451586f9325cb44b97f5/FLAG5eb209553 [2018-11-23 10:01:57,765 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 10:01:57,765 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-23 10:01:57,772 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/data/97655c0c6/2e6ad687ed45451586f9325cb44b97f5/FLAG5eb209553 [2018-11-23 10:01:57,785 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/data/97655c0c6/2e6ad687ed45451586f9325cb44b97f5 [2018-11-23 10:01:57,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 10:01:57,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 10:01:57,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 10:01:57,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 10:01:57,790 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 10:01:57,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:01:57" (1/1) ... [2018-11-23 10:01:57,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16755fa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:57, skipping insertion in model container [2018-11-23 10:01:57,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:01:57" (1/1) ... [2018-11-23 10:01:57,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 10:01:57,829 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 10:01:58,023 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:01:58,032 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 10:01:58,133 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:01:58,147 INFO L195 MainTranslator]: Completed translation [2018-11-23 10:01:58,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58 WrapperNode [2018-11-23 10:01:58,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 10:01:58,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 10:01:58,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 10:01:58,148 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 10:01:58,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 10:01:58,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 10:01:58,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 10:01:58,169 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 10:01:58,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... [2018-11-23 10:01:58,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 10:01:58,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 10:01:58,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 10:01:58,197 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 10:01:58,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/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 [2018-11-23 10:01:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 10:01:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 10:01:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 10:01:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 10:01:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 10:01:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 10:01:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 10:01:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 10:01:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 10:01:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 10:01:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 10:01:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 10:01:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 10:01:58,233 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 10:01:58,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 10:01:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 10:01:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 10:01:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 10:01:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 10:01:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 10:01:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 10:01:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 10:01:58,234 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 10:01:58,234 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 10:01:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 10:01:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 10:01:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 10:01:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 10:01:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 10:01:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 10:01:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 10:01:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 10:01:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 10:01:58,235 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 10:01:58,235 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 10:01:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 10:01:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 10:01:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 10:01:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 10:01:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 10:01:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 10:01:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 10:01:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 10:01:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 10:01:58,236 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 10:01:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 10:01:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 10:01:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 10:01:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 10:01:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 10:01:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 10:01:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 10:01:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 10:01:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 10:01:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 10:01:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 10:01:58,661 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 10:01:58,661 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 10:01:58,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:01:58 BoogieIcfgContainer [2018-11-23 10:01:58,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 10:01:58,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 10:01:58,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 10:01:58,664 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 10:01:58,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:01:57" (1/3) ... [2018-11-23 10:01:58,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4440a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:01:58, skipping insertion in model container [2018-11-23 10:01:58,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:01:58" (2/3) ... [2018-11-23 10:01:58,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4440a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:01:58, skipping insertion in model container [2018-11-23 10:01:58,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:01:58" (3/3) ... [2018-11-23 10:01:58,667 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-23 10:01:58,674 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 10:01:58,679 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 10:01:58,688 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 10:01:58,709 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 10:01:58,709 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 10:01:58,709 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 10:01:58,709 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 10:01:58,709 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 10:01:58,710 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 10:01:58,710 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 10:01:58,710 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 10:01:58,722 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-11-23 10:01:58,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 10:01:58,729 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:01:58,730 INFO L402 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] [2018-11-23 10:01:58,732 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:01:58,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:01:58,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-11-23 10:01:58,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:01:58,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:58,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:01:58,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:58,771 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:01:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:01:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:01:58,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:01:58,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 10:01:58,924 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:01:58,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 10:01:58,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 10:01:58,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:01:58,936 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-11-23 10:01:58,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:01:58,964 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-11-23 10:01:58,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 10:01:58,965 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 10:01:58,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:01:58,972 INFO L225 Difference]: With dead ends: 244 [2018-11-23 10:01:58,972 INFO L226 Difference]: Without dead ends: 124 [2018-11-23 10:01:58,975 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:01:58,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-23 10:01:59,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-23 10:01:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-23 10:01:59,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-11-23 10:01:59,006 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-11-23 10:01:59,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:01:59,007 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-11-23 10:01:59,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 10:01:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-11-23 10:01:59,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 10:01:59,009 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:01:59,009 INFO L402 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] [2018-11-23 10:01:59,009 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:01:59,009 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:01:59,009 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-11-23 10:01:59,009 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:01:59,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:59,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:01:59,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:59,010 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:01:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:01:59,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:01:59,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:01:59,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 10:01:59,121 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:01:59,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 10:01:59,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 10:01:59,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 10:01:59,123 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-11-23 10:01:59,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:01:59,477 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-11-23 10:01:59,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 10:01:59,478 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-23 10:01:59,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:01:59,481 INFO L225 Difference]: With dead ends: 381 [2018-11-23 10:01:59,482 INFO L226 Difference]: Without dead ends: 285 [2018-11-23 10:01:59,483 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 10:01:59,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-11-23 10:01:59,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-11-23 10:01:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-23 10:01:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-11-23 10:01:59,518 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-11-23 10:01:59,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:01:59,518 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-11-23 10:01:59,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 10:01:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-11-23 10:01:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 10:01:59,520 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:01:59,521 INFO L402 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] [2018-11-23 10:01:59,521 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:01:59,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:01:59,521 INFO L82 PathProgramCache]: Analyzing trace with hash -2010191385, now seen corresponding path program 1 times [2018-11-23 10:01:59,521 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:01:59,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:59,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:01:59,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:59,522 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:01:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:01:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:01:59,595 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:01:59,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 10:01:59,595 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:01:59,596 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 10:01:59,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 10:01:59,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:01:59,596 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 3 states. [2018-11-23 10:01:59,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:01:59,611 INFO L93 Difference]: Finished difference Result 412 states and 496 transitions. [2018-11-23 10:01:59,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 10:01:59,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-11-23 10:01:59,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:01:59,614 INFO L225 Difference]: With dead ends: 412 [2018-11-23 10:01:59,614 INFO L226 Difference]: Without dead ends: 238 [2018-11-23 10:01:59,615 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:01:59,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-11-23 10:01:59,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2018-11-23 10:01:59,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-11-23 10:01:59,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 286 transitions. [2018-11-23 10:01:59,636 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 286 transitions. Word has length 68 [2018-11-23 10:01:59,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:01:59,637 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 286 transitions. [2018-11-23 10:01:59,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 10:01:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 286 transitions. [2018-11-23 10:01:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 10:01:59,639 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:01:59,640 INFO L402 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] [2018-11-23 10:01:59,640 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:01:59,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:01:59,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-11-23 10:01:59,640 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:01:59,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:59,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:01:59,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:01:59,641 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:01:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:01:59,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 10:01:59,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:01:59,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 10:01:59,745 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:01:59,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 10:01:59,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 10:01:59,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 10:01:59,747 INFO L87 Difference]: Start difference. First operand 238 states and 286 transitions. Second operand 7 states. [2018-11-23 10:02:00,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:00,167 INFO L93 Difference]: Finished difference Result 605 states and 777 transitions. [2018-11-23 10:02:00,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 10:02:00,167 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 10:02:00,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:00,170 INFO L225 Difference]: With dead ends: 605 [2018-11-23 10:02:00,170 INFO L226 Difference]: Without dead ends: 395 [2018-11-23 10:02:00,171 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 10:02:00,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2018-11-23 10:02:00,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 348. [2018-11-23 10:02:00,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-11-23 10:02:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 418 transitions. [2018-11-23 10:02:00,203 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 418 transitions. Word has length 70 [2018-11-23 10:02:00,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:00,203 INFO L480 AbstractCegarLoop]: Abstraction has 348 states and 418 transitions. [2018-11-23 10:02:00,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 10:02:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 418 transitions. [2018-11-23 10:02:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 10:02:00,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:02:00,207 INFO L402 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] [2018-11-23 10:02:00,210 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:02:00,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:00,210 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-11-23 10:02:00,211 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:02:00,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:00,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,212 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:02:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:02:00,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:02:00,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 10:02:00,275 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:02:00,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 10:02:00,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 10:02:00,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:02:00,296 INFO L87 Difference]: Start difference. First operand 348 states and 418 transitions. Second operand 6 states. [2018-11-23 10:02:00,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:00,340 INFO L93 Difference]: Finished difference Result 678 states and 829 transitions. [2018-11-23 10:02:00,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 10:02:00,344 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-11-23 10:02:00,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:00,346 INFO L225 Difference]: With dead ends: 678 [2018-11-23 10:02:00,347 INFO L226 Difference]: Without dead ends: 358 [2018-11-23 10:02:00,348 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 10:02:00,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-11-23 10:02:00,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2018-11-23 10:02:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-11-23 10:02:00,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 428 transitions. [2018-11-23 10:02:00,368 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 428 transitions. Word has length 87 [2018-11-23 10:02:00,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:00,368 INFO L480 AbstractCegarLoop]: Abstraction has 358 states and 428 transitions. [2018-11-23 10:02:00,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 10:02:00,368 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 428 transitions. [2018-11-23 10:02:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 10:02:00,369 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:02:00,369 INFO L402 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] [2018-11-23 10:02:00,370 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:02:00,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:00,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-11-23 10:02:00,372 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:02:00,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:00,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,373 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:02:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:00,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:02:00,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:02:00,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 10:02:00,477 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:02:00,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 10:02:00,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 10:02:00,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 10:02:00,478 INFO L87 Difference]: Start difference. First operand 358 states and 428 transitions. Second operand 8 states. [2018-11-23 10:02:00,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:00,532 INFO L93 Difference]: Finished difference Result 702 states and 864 transitions. [2018-11-23 10:02:00,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 10:02:00,532 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-11-23 10:02:00,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:00,534 INFO L225 Difference]: With dead ends: 702 [2018-11-23 10:02:00,534 INFO L226 Difference]: Without dead ends: 372 [2018-11-23 10:02:00,535 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 10:02:00,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-11-23 10:02:00,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 366. [2018-11-23 10:02:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-11-23 10:02:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-11-23 10:02:00,552 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 87 [2018-11-23 10:02:00,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:00,552 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-11-23 10:02:00,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 10:02:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-11-23 10:02:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 10:02:00,553 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:02:00,554 INFO L402 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] [2018-11-23 10:02:00,554 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:02:00,554 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:00,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-11-23 10:02:00,554 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:02:00,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:00,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,555 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:02:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:02:00,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:02:00,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 10:02:00,628 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:02:00,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 10:02:00,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 10:02:00,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:02:00,629 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 4 states. [2018-11-23 10:02:00,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:00,797 INFO L93 Difference]: Finished difference Result 1178 states and 1471 transitions. [2018-11-23 10:02:00,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 10:02:00,797 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-11-23 10:02:00,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:00,800 INFO L225 Difference]: With dead ends: 1178 [2018-11-23 10:02:00,800 INFO L226 Difference]: Without dead ends: 840 [2018-11-23 10:02:00,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:02:00,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-11-23 10:02:00,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 823. [2018-11-23 10:02:00,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-23 10:02:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1002 transitions. [2018-11-23 10:02:00,848 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1002 transitions. Word has length 87 [2018-11-23 10:02:00,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:00,849 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1002 transitions. [2018-11-23 10:02:00,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 10:02:00,849 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1002 transitions. [2018-11-23 10:02:00,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 10:02:00,851 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:02:00,851 INFO L402 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] [2018-11-23 10:02:00,852 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:02:00,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:00,852 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-11-23 10:02:00,852 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:02:00,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:00,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:00,853 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:02:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:02:00,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:02:00,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 10:02:00,963 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:02:00,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 10:02:00,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 10:02:00,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 10:02:00,964 INFO L87 Difference]: Start difference. First operand 823 states and 1002 transitions. Second operand 9 states. [2018-11-23 10:02:01,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:01,601 INFO L93 Difference]: Finished difference Result 2266 states and 2891 transitions. [2018-11-23 10:02:01,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 10:02:01,602 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-11-23 10:02:01,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:01,609 INFO L225 Difference]: With dead ends: 2266 [2018-11-23 10:02:01,609 INFO L226 Difference]: Without dead ends: 1643 [2018-11-23 10:02:01,612 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-23 10:02:01,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2018-11-23 10:02:01,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1448. [2018-11-23 10:02:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1448 states. [2018-11-23 10:02:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1744 transitions. [2018-11-23 10:02:01,698 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1744 transitions. Word has length 91 [2018-11-23 10:02:01,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:01,699 INFO L480 AbstractCegarLoop]: Abstraction has 1448 states and 1744 transitions. [2018-11-23 10:02:01,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 10:02:01,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-11-23 10:02:01,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 10:02:01,702 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:02:01,702 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-11-23 10:02:01,702 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:02:01,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:01,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-11-23 10:02:01,702 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:02:01,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:01,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:01,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:01,703 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:02:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:01,838 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 10:02:01,838 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 10:02:01,839 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 10:02:01,840 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 135 with the following transitions: [2018-11-23 10:02:01,842 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [57], [58], [59], [65], [68], [70], [73], [80], [83], [84], [88], [89], [90], [91], [100], [104], [108], [111], [114], [116], [122], [124], [127], [143], [144], [145], [146], [147], [149], [154], [156], [157], [158], [159], [170], [173], [177], [183], [212], [216], [217], [223], [227], [228], [231], [232], [233], [234], [235], [236], [237], [239], [240], [241], [242], [243], [244], [245], [246], [247], [251], [252], [253], [255], [256], [257], [258], [261], [262], [263], [264], [269], [270], [273], [274], [275], [276], [277], [278], [279], [280], [281], [282], [287], [288], [289] [2018-11-23 10:02:01,873 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 10:02:01,873 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 10:02:03,365 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 10:02:03,366 INFO L272 AbstractInterpreter]: Visited 104 different actions 669 times. Merged at 18 different actions 72 times. Never widened. Performed 32039 root evaluator evaluations with a maximum evaluation depth of 3. Performed 32039 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 14 fixpoints after 4 different actions. Largest state had 134 variables. [2018-11-23 10:02:03,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:03,383 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 10:02:03,383 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 10:02:03,383 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 10:02:03,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:03,400 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 10:02:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:03,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:02:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:02:03,664 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:02:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 10:02:03,930 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 10:02:03,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-11-23 10:02:03,930 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 10:02:03,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 10:02:03,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 10:02:03,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-11-23 10:02:03,931 INFO L87 Difference]: Start difference. First operand 1448 states and 1744 transitions. Second operand 16 states. [2018-11-23 10:02:04,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:04,616 INFO L93 Difference]: Finished difference Result 2756 states and 3444 transitions. [2018-11-23 10:02:04,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 10:02:04,617 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-11-23 10:02:04,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:04,621 INFO L225 Difference]: With dead ends: 2756 [2018-11-23 10:02:04,621 INFO L226 Difference]: Without dead ends: 1502 [2018-11-23 10:02:04,623 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 260 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-11-23 10:02:04,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2018-11-23 10:02:04,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1084. [2018-11-23 10:02:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2018-11-23 10:02:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1265 transitions. [2018-11-23 10:02:04,667 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1265 transitions. Word has length 134 [2018-11-23 10:02:04,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:04,668 INFO L480 AbstractCegarLoop]: Abstraction has 1084 states and 1265 transitions. [2018-11-23 10:02:04,668 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 10:02:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1265 transitions. [2018-11-23 10:02:04,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 10:02:04,671 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:02:04,671 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 10:02:04,671 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:02:04,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:02:04,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-11-23 10:02:04,671 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 10:02:04,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:04,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:02:04,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 10:02:04,672 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 10:02:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:02:04,740 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-23 10:02:04,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:02:04,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 10:02:04,741 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 10:02:04,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 10:02:04,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 10:02:04,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:02:04,742 INFO L87 Difference]: Start difference. First operand 1084 states and 1265 transitions. Second operand 3 states. [2018-11-23 10:02:04,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:02:04,771 INFO L93 Difference]: Finished difference Result 1270 states and 1490 transitions. [2018-11-23 10:02:04,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 10:02:04,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-11-23 10:02:04,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:02:04,773 INFO L225 Difference]: With dead ends: 1270 [2018-11-23 10:02:04,773 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 10:02:04,775 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:02:04,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 10:02:04,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 10:02:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 10:02:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 10:02:04,775 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-11-23 10:02:04,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:02:04,775 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 10:02:04,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 10:02:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 10:02:04,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:02:04,780 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 10:02:04,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:04,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:05,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:05,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:05,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:05,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:05,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 10:02:05,438 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-11-23 10:02:05,661 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-11-23 10:02:05,881 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-11-23 10:02:06,744 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-11-23 10:02:06,918 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-11-23 10:02:06,918 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-11-23 10:02:06,918 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-23 10:02:06,918 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse3 .cse2))) [2018-11-23 10:02:06,918 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L444 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-11-23 10:02:06,919 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-11-23 10:02:06,919 INFO L444 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-11-23 10:02:06,920 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-11-23 10:02:06,920 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 10:02:06,920 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-23 10:02:06,920 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 10:02:06,920 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 10:02:06,920 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-11-23 10:02:06,920 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-23 10:02:06,920 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-11-23 10:02:06,920 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 10:02:06,921 INFO L444 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 10:02:06,921 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 10:02:06,921 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 10:02:06,921 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-11-23 10:02:06,921 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-23 10:02:06,921 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-11-23 10:02:06,921 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 882 896) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-11-23 10:02:06,921 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-11-23 10:02:06,921 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-11-23 10:02:06,922 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-11-23 10:02:06,922 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-11-23 10:02:06,922 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-11-23 10:02:06,922 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-11-23 10:02:06,922 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-23 10:02:06,922 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-11-23 10:02:06,922 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 10:02:06,922 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-11-23 10:02:06,922 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-11-23 10:02:06,922 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-11-23 10:02:06,922 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-11-23 10:02:06,923 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-11-23 10:02:06,923 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 766 790) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-23 10:02:06,923 INFO L444 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-23 10:02:06,923 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-11-23 10:02:06,923 INFO L444 ceAbstractionStarter]: At program point L780(line 780) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-11-23 10:02:06,923 INFO L444 ceAbstractionStarter]: At program point L776(line 776) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-23 10:02:06,923 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-11-23 10:02:06,923 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-11-23 10:02:06,924 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-11-23 10:02:06,924 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-11-23 10:02:06,924 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 10:02:06,924 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 10:02:06,924 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-11-23 10:02:06,925 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 0) (and .cse4 .cse3)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-23 10:02:06,925 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-11-23 10:02:06,925 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-11-23 10:02:06,925 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-11-23 10:02:06,925 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-23 10:02:06,925 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-11-23 10:02:06,925 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-11-23 10:02:06,925 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-23 10:02:06,925 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse4 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (and .cse0 .cse6 .cse1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse2) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse6 .cse1 .cse2) (and .cse3 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))))) [2018-11-23 10:02:06,925 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-11-23 10:02:06,926 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 10:02:06,926 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-11-23 10:02:06,927 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-11-23 10:02:06,928 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 (or (= ~waterLevel~0 1) .cse7)) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse7)) (or .cse6 .cse7 (or .cse0 .cse8)) (or (and .cse5 .cse7) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) .cse9 .cse1 .cse2) (or .cse6 .cse4 (or .cse0 .cse2)))) [2018-11-23 10:02:06,928 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-23 10:02:06,928 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-11-23 10:02:06,928 INFO L444 ceAbstractionStarter]: At program point L745(lines 745 751) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-11-23 10:02:06,928 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-11-23 10:02:06,928 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0) (or (and .cse3 .cse4 .cse5) (or (or .cse1 .cse2) .cse6)) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-23 10:02:06,928 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-11-23 10:02:06,929 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-23 10:02:06,929 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-11-23 10:02:06,929 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-11-23 10:02:06,929 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-23 10:02:06,929 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-11-23 10:02:06,929 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-11-23 10:02:06,929 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-11-23 10:02:06,929 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-23 10:02:06,929 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-11-23 10:02:06,929 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-23 10:02:06,929 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-11-23 10:02:06,929 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 10:02:06,930 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-11-23 10:02:06,930 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 643 654) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-11-23 10:02:06,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 10:02:06,931 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 10:02:06,931 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 10:02:06,931 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 10:02:06,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:02:06 BoogieIcfgContainer [2018-11-23 10:02:06,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 10:02:06,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 10:02:06,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 10:02:06,943 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 10:02:06,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:01:58" (3/4) ... [2018-11-23 10:02:06,947 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 10:02:06,951 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 10:02:06,952 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 10:02:06,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 10:02:06,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 10:02:06,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 10:02:06,960 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-23 10:02:06,960 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 10:02:06,960 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 10:02:06,961 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 10:02:06,961 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 10:02:06,961 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 10:02:06,961 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 10:02:06,984 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-11-23 10:02:06,984 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 10:02:07,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_64baa671-3581-4994-90e3-bfb13563c989/bin-2019/utaipan/witness.graphml [2018-11-23 10:02:07,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 10:02:07,015 INFO L168 Benchmark]: Toolchain (without parser) took 9227.59 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 473.4 MB). Free memory was 956.4 MB in the beginning and 889.9 MB in the end (delta: 66.5 MB). Peak memory consumption was 540.0 MB. Max. memory is 11.5 GB. [2018-11-23 10:02:07,015 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 10:02:07,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -208.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-23 10:02:07,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 10:02:07,016 INFO L168 Benchmark]: Boogie Preprocessor took 27.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 10:02:07,016 INFO L168 Benchmark]: RCFGBuilder took 464.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2018-11-23 10:02:07,016 INFO L168 Benchmark]: TraceAbstraction took 8280.88 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 296.2 MB). Free memory was 1.1 GB in the beginning and 901.2 MB in the end (delta: 205.2 MB). Peak memory consumption was 567.3 MB. Max. memory is 11.5 GB. [2018-11-23 10:02:07,017 INFO L168 Benchmark]: Witness Printer took 70.96 ms. Allocated memory is still 1.5 GB. Free memory was 901.2 MB in the beginning and 889.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2018-11-23 10:02:07,018 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -208.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 464.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8280.88 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 296.2 MB). Free memory was 1.1 GB in the beginning and 901.2 MB in the end (delta: 205.2 MB). Peak memory consumption was 567.3 MB. Max. memory is 11.5 GB. * Witness Printer took 70.96 ms. Allocated memory is still 1.5 GB. Free memory was 901.2 MB in the beginning and 889.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 8.2s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 2.5s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1725 SDtfs, 1282 SDslu, 5159 SDs, 0 SdLazy, 2346 SolverSat, 378 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 391 GetRequests, 298 SyntacticMatches, 8 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1448occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.5s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 703 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 1745 PreInvPairs, 1825 NumberOfFragments, 1961 HoareAnnotationTreeSize, 1745 FomulaSimplifications, 3893 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 7545 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1122 NumberOfCodeBlocks, 1122 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1244 ConstructedInterpolants, 0 QuantifiedInterpolants, 234432 SizeOfPredicates, 4 NumberOfNonLiveVariables, 850 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 356/379 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...