./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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/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_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/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 0.1.23-635dfa2 [2018-12-02 03:46:50,382 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 03:46:50,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 03:46:50,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 03:46:50,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 03:46:50,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 03:46:50,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 03:46:50,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 03:46:50,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 03:46:50,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 03:46:50,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 03:46:50,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 03:46:50,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 03:46:50,394 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 03:46:50,395 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 03:46:50,395 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 03:46:50,396 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 03:46:50,397 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 03:46:50,398 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 03:46:50,398 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 03:46:50,399 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 03:46:50,400 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 03:46:50,401 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 03:46:50,401 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 03:46:50,401 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 03:46:50,402 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 03:46:50,402 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 03:46:50,403 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 03:46:50,403 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 03:46:50,404 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 03:46:50,404 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 03:46:50,404 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 03:46:50,404 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 03:46:50,405 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 03:46:50,405 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 03:46:50,406 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 03:46:50,406 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 03:46:50,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 03:46:50,413 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 03:46:50,414 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 03:46:50,414 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 03:46:50,414 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 03:46:50,414 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 03:46:50,414 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 03:46:50,414 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 03:46:50,414 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 03:46:50,415 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 03:46:50,415 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 03:46:50,415 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 03:46:50,415 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 03:46:50,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 03:46:50,416 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 03:46:50,417 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 03:46:50,417 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 03:46:50,417 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 03:46:50,417 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 03:46:50,417 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 03:46:50,417 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 03:46:50,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 03:46:50,417 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 03:46:50,418 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 03:46:50,418 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 03:46:50,418 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 03:46:50,418 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 03:46:50,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 03:46:50,418 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 03:46:50,418 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_688f7cd4-c687-44a3-b64f-5dc736b442fa/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 [2018-12-02 03:46:50,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 03:46:50,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 03:46:50,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 03:46:50,449 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 03:46:50,449 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 03:46:50,450 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 03:46:50,488 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/data/9c968c153/36452b8feb40415cb0e995043d2304ae/FLAG92ff1414f [2018-12-02 03:46:50,884 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 03:46:50,884 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 03:46:50,890 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/data/9c968c153/36452b8feb40415cb0e995043d2304ae/FLAG92ff1414f [2018-12-02 03:46:50,898 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/data/9c968c153/36452b8feb40415cb0e995043d2304ae [2018-12-02 03:46:50,900 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 03:46:50,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 03:46:50,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 03:46:50,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 03:46:50,903 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 03:46:50,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:46:50" (1/1) ... [2018-12-02 03:46:50,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:50, skipping insertion in model container [2018-12-02 03:46:50,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:46:50" (1/1) ... [2018-12-02 03:46:50,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 03:46:50,935 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 03:46:51,093 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:46:51,136 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 03:46:51,194 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 03:46:51,209 INFO L195 MainTranslator]: Completed translation [2018-12-02 03:46:51,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51 WrapperNode [2018-12-02 03:46:51,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 03:46:51,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 03:46:51,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 03:46:51,210 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 03:46:51,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,230 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 03:46:51,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 03:46:51,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 03:46:51,230 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 03:46:51,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... [2018-12-02 03:46:51,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 03:46:51,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 03:46:51,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 03:46:51,253 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 03:46:51,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 03:46:51,287 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 03:46:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 03:46:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 03:46:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 03:46:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 03:46:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 03:46:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 03:46:51,291 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 03:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 03:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 03:46:51,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 03:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 03:46:51,291 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 03:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 03:46:51,291 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 03:46:51,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 03:46:51,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 03:46:51,596 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 03:46:51,597 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 03:46:51,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:46:51 BoogieIcfgContainer [2018-12-02 03:46:51,597 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 03:46:51,598 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 03:46:51,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 03:46:51,600 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 03:46:51,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:46:50" (1/3) ... [2018-12-02 03:46:51,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359c87cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:46:51, skipping insertion in model container [2018-12-02 03:46:51,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:46:51" (2/3) ... [2018-12-02 03:46:51,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359c87cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:46:51, skipping insertion in model container [2018-12-02 03:46:51,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:46:51" (3/3) ... [2018-12-02 03:46:51,603 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 03:46:51,611 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 03:46:51,618 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 03:46:51,631 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 03:46:51,654 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 03:46:51,655 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 03:46:51,655 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 03:46:51,655 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 03:46:51,655 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 03:46:51,655 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 03:46:51,655 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 03:46:51,655 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 03:46:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-12-02 03:46:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 03:46:51,673 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:51,673 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] [2018-12-02 03:46:51,674 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:51,677 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:51,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-12-02 03:46:51,679 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:51,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:51,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:51,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:51,711 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:51,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:51,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:51,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 03:46:51,853 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:51,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 03:46:51,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 03:46:51,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 03:46:51,865 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-12-02 03:46:51,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:51,887 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-12-02 03:46:51,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 03:46:51,888 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 03:46:51,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:51,895 INFO L225 Difference]: With dead ends: 244 [2018-12-02 03:46:51,895 INFO L226 Difference]: Without dead ends: 124 [2018-12-02 03:46:51,897 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 03:46:51,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-12-02 03:46:51,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-12-02 03:46:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-12-02 03:46:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-12-02 03:46:51,927 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-12-02 03:46:51,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:51,927 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-12-02 03:46:51,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 03:46:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-12-02 03:46:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 03:46:51,929 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:51,929 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] [2018-12-02 03:46:51,929 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:51,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:51,930 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-12-02 03:46:51,930 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:51,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:51,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:51,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:51,930 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:52,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:52,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:52,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 03:46:52,041 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:52,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 03:46:52,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 03:46:52,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 03:46:52,044 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-12-02 03:46:52,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:52,294 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-12-02 03:46:52,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 03:46:52,295 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-02 03:46:52,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:52,299 INFO L225 Difference]: With dead ends: 381 [2018-12-02 03:46:52,299 INFO L226 Difference]: Without dead ends: 285 [2018-12-02 03:46:52,301 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 03:46:52,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-12-02 03:46:52,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-12-02 03:46:52,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-12-02 03:46:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-12-02 03:46:52,329 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-12-02 03:46:52,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:52,330 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-12-02 03:46:52,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 03:46:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-12-02 03:46:52,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 03:46:52,332 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:52,332 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] [2018-12-02 03:46:52,332 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:52,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:52,333 INFO L82 PathProgramCache]: Analyzing trace with hash -2010191385, now seen corresponding path program 1 times [2018-12-02 03:46:52,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:52,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:52,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,334 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:52,382 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:52,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:52,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 03:46:52,383 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:52,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 03:46:52,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 03:46:52,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:46:52,384 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 3 states. [2018-12-02 03:46:52,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:52,398 INFO L93 Difference]: Finished difference Result 412 states and 496 transitions. [2018-12-02 03:46:52,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 03:46:52,399 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-02 03:46:52,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:52,401 INFO L225 Difference]: With dead ends: 412 [2018-12-02 03:46:52,401 INFO L226 Difference]: Without dead ends: 238 [2018-12-02 03:46:52,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:46:52,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2018-12-02 03:46:52,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2018-12-02 03:46:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2018-12-02 03:46:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 286 transitions. [2018-12-02 03:46:52,417 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 286 transitions. Word has length 68 [2018-12-02 03:46:52,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:52,418 INFO L480 AbstractCegarLoop]: Abstraction has 238 states and 286 transitions. [2018-12-02 03:46:52,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 03:46:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 286 transitions. [2018-12-02 03:46:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 03:46:52,419 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:52,420 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] [2018-12-02 03:46:52,420 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:52,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:52,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-12-02 03:46:52,420 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:52,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:52,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,421 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 03:46:52,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:52,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 03:46:52,505 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:52,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 03:46:52,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 03:46:52,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 03:46:52,506 INFO L87 Difference]: Start difference. First operand 238 states and 286 transitions. Second operand 7 states. [2018-12-02 03:46:52,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:52,830 INFO L93 Difference]: Finished difference Result 605 states and 777 transitions. [2018-12-02 03:46:52,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 03:46:52,830 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-02 03:46:52,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:52,832 INFO L225 Difference]: With dead ends: 605 [2018-12-02 03:46:52,832 INFO L226 Difference]: Without dead ends: 395 [2018-12-02 03:46:52,833 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 [2018-12-02 03:46:52,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2018-12-02 03:46:52,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 348. [2018-12-02 03:46:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2018-12-02 03:46:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 418 transitions. [2018-12-02 03:46:52,851 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 418 transitions. Word has length 70 [2018-12-02 03:46:52,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:52,852 INFO L480 AbstractCegarLoop]: Abstraction has 348 states and 418 transitions. [2018-12-02 03:46:52,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 03:46:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 418 transitions. [2018-12-02 03:46:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 03:46:52,853 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:52,853 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] [2018-12-02 03:46:52,853 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:52,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:52,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-12-02 03:46:52,853 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:52,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:52,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,854 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:52,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:52,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 03:46:52,917 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:52,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 03:46:52,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 03:46:52,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 03:46:52,918 INFO L87 Difference]: Start difference. First operand 348 states and 418 transitions. Second operand 6 states. [2018-12-02 03:46:52,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:52,954 INFO L93 Difference]: Finished difference Result 678 states and 829 transitions. [2018-12-02 03:46:52,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 03:46:52,954 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-12-02 03:46:52,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:52,956 INFO L225 Difference]: With dead ends: 678 [2018-12-02 03:46:52,957 INFO L226 Difference]: Without dead ends: 358 [2018-12-02 03:46:52,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 03:46:52,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-12-02 03:46:52,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2018-12-02 03:46:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2018-12-02 03:46:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 428 transitions. [2018-12-02 03:46:52,989 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 428 transitions. Word has length 87 [2018-12-02 03:46:52,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:52,989 INFO L480 AbstractCegarLoop]: Abstraction has 358 states and 428 transitions. [2018-12-02 03:46:52,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 03:46:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 428 transitions. [2018-12-02 03:46:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 03:46:52,991 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:52,991 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] [2018-12-02 03:46:52,991 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:52,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:52,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-12-02 03:46:52,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:52,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:52,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:52,992 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:53,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:53,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:53,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 03:46:53,073 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:53,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 03:46:53,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 03:46:53,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 03:46:53,073 INFO L87 Difference]: Start difference. First operand 358 states and 428 transitions. Second operand 8 states. [2018-12-02 03:46:53,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:53,099 INFO L93 Difference]: Finished difference Result 702 states and 864 transitions. [2018-12-02 03:46:53,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 03:46:53,100 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-12-02 03:46:53,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:53,102 INFO L225 Difference]: With dead ends: 702 [2018-12-02 03:46:53,102 INFO L226 Difference]: Without dead ends: 372 [2018-12-02 03:46:53,103 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 03:46:53,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-12-02 03:46:53,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 366. [2018-12-02 03:46:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-12-02 03:46:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-12-02 03:46:53,122 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 87 [2018-12-02 03:46:53,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:53,122 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-12-02 03:46:53,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 03:46:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-12-02 03:46:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 03:46:53,123 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:53,123 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] [2018-12-02 03:46:53,124 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:53,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:53,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-12-02 03:46:53,124 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:53,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:53,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:53,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:53,125 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:53,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:53,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 03:46:53,185 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:53,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 03:46:53,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 03:46:53,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 03:46:53,186 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 4 states. [2018-12-02 03:46:53,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:53,297 INFO L93 Difference]: Finished difference Result 1178 states and 1471 transitions. [2018-12-02 03:46:53,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 03:46:53,297 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-12-02 03:46:53,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:53,299 INFO L225 Difference]: With dead ends: 1178 [2018-12-02 03:46:53,299 INFO L226 Difference]: Without dead ends: 840 [2018-12-02 03:46:53,300 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 [2018-12-02 03:46:53,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2018-12-02 03:46:53,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 823. [2018-12-02 03:46:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-12-02 03:46:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1002 transitions. [2018-12-02 03:46:53,326 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1002 transitions. Word has length 87 [2018-12-02 03:46:53,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:53,327 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1002 transitions. [2018-12-02 03:46:53,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 03:46:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1002 transitions. [2018-12-02 03:46:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-02 03:46:53,328 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:53,328 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] [2018-12-02 03:46:53,328 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:53,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:53,328 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-12-02 03:46:53,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:53,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:53,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:53,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:53,329 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:53,418 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 03:46:53,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:53,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 03:46:53,419 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:53,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 03:46:53,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 03:46:53,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 03:46:53,419 INFO L87 Difference]: Start difference. First operand 823 states and 1002 transitions. Second operand 9 states. [2018-12-02 03:46:53,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:53,861 INFO L93 Difference]: Finished difference Result 2266 states and 2891 transitions. [2018-12-02 03:46:53,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 03:46:53,861 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-12-02 03:46:53,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:53,868 INFO L225 Difference]: With dead ends: 2266 [2018-12-02 03:46:53,868 INFO L226 Difference]: Without dead ends: 1643 [2018-12-02 03:46:53,870 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 [2018-12-02 03:46:53,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2018-12-02 03:46:53,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1448. [2018-12-02 03:46:53,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1448 states. [2018-12-02 03:46:53,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1744 transitions. [2018-12-02 03:46:53,926 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1744 transitions. Word has length 91 [2018-12-02 03:46:53,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:53,927 INFO L480 AbstractCegarLoop]: Abstraction has 1448 states and 1744 transitions. [2018-12-02 03:46:53,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 03:46:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-12-02 03:46:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 03:46:53,929 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:53,929 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] [2018-12-02 03:46:53,929 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:53,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:53,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-12-02 03:46:53,929 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:53,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:53,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:53,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:53,930 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:54,032 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 03:46:54,033 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:46:54,033 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 03:46:54,034 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 135 with the following transitions: [2018-12-02 03:46:54,035 INFO L205 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] [2018-12-02 03:46:54,059 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 03:46:54,060 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 03:46:55,440 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 03:46:55,441 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. [2018-12-02 03:46:55,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:55,447 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 03:46:55,447 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 03:46:55,447 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 03:46:55,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:55,453 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 03:46:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:55,534 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 03:46:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 03:46:55,662 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 03:46:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 03:46:55,854 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 03:46:55,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-02 03:46:55,854 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 03:46:55,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 03:46:55,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 03:46:55,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-02 03:46:55,856 INFO L87 Difference]: Start difference. First operand 1448 states and 1744 transitions. Second operand 16 states. [2018-12-02 03:46:56,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:56,513 INFO L93 Difference]: Finished difference Result 2756 states and 3444 transitions. [2018-12-02 03:46:56,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-02 03:46:56,513 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-12-02 03:46:56,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:56,520 INFO L225 Difference]: With dead ends: 2756 [2018-12-02 03:46:56,520 INFO L226 Difference]: Without dead ends: 1502 [2018-12-02 03:46:56,523 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 [2018-12-02 03:46:56,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1502 states. [2018-12-02 03:46:56,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1502 to 1084. [2018-12-02 03:46:56,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2018-12-02 03:46:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1265 transitions. [2018-12-02 03:46:56,587 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1265 transitions. Word has length 134 [2018-12-02 03:46:56,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:56,588 INFO L480 AbstractCegarLoop]: Abstraction has 1084 states and 1265 transitions. [2018-12-02 03:46:56,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 03:46:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1265 transitions. [2018-12-02 03:46:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 03:46:56,592 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 03:46:56,592 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] [2018-12-02 03:46:56,592 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 03:46:56,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 03:46:56,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-12-02 03:46:56,593 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 03:46:56,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:56,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 03:46:56,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 03:46:56,594 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 03:46:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 03:46:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-12-02 03:46:56,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 03:46:56,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 03:46:56,673 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 03:46:56,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 03:46:56,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 03:46:56,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:46:56,673 INFO L87 Difference]: Start difference. First operand 1084 states and 1265 transitions. Second operand 3 states. [2018-12-02 03:46:56,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 03:46:56,709 INFO L93 Difference]: Finished difference Result 1270 states and 1490 transitions. [2018-12-02 03:46:56,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 03:46:56,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-12-02 03:46:56,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 03:46:56,710 INFO L225 Difference]: With dead ends: 1270 [2018-12-02 03:46:56,710 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 03:46:56,711 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 03:46:56,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 03:46:56,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 03:46:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 03:46:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 03:46:56,712 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-12-02 03:46:56,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 03:46:56,712 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 03:46:56,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 03:46:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 03:46:56,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 03:46:56,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 03:46:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:56,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:57,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:57,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 03:46:57,345 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-12-02 03:46:57,636 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-12-02 03:46:57,842 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-12-02 03:46:58,642 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-12-02 03:46:58,805 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-12-02 03:46:58,805 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-12-02 03:46:58,805 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)) [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-12-02 03:46:58,805 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))) [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-12-02 03:46:58,805 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-12-02 03:46:58,806 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))) [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-12-02 03:46:58,806 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)))) [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-12-02 03:46:58,806 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))) [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-12-02 03:46:58,806 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))) [2018-12-02 03:46:58,806 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))) [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-12-02 03:46:58,806 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 03:46:58,807 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))) [2018-12-02 03:46:58,807 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))) [2018-12-02 03:46:58,807 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))) [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-12-02 03:46:58,807 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))))) [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-12-02 03:46:58,807 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)))) [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-12-02 03:46:58,807 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-12-02 03:46:58,807 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-12-02 03:46:58,807 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))) [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-12-02 03:46:58,807 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))) [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-12-02 03:46:58,807 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-12-02 03:46:58,807 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-12-02 03:46:58,808 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))) [2018-12-02 03:46:58,808 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))) [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-12-02 03:46:58,808 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))) [2018-12-02 03:46:58,808 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)))))) [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-12-02 03:46:58,808 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))) [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-12-02 03:46:58,808 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-12-02 03:46:58,809 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-12-02 03:46:58,809 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))) [2018-12-02 03:46:58,809 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)))) [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-12-02 03:46:58,809 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))) [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-12-02 03:46:58,809 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))) [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-12-02 03:46:58,809 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))) [2018-12-02 03:46:58,809 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))))) [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-02 03:46:58,809 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))) [2018-12-02 03:46:58,809 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 03:46:58,810 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))) [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-12-02 03:46:58,810 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))) [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-12-02 03:46:58,810 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-12-02 03:46:58,810 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)))) [2018-12-02 03:46:58,811 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))) [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-12-02 03:46:58,811 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))) [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-12-02 03:46:58,811 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)|))))) [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-02 03:46:58,811 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-02 03:46:58,811 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-12-02 03:46:58,811 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-12-02 03:46:58,811 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-12-02 03:46:58,811 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-02 03:46:58,811 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))) [2018-12-02 03:46:58,811 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 03:46:58,812 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)) [2018-12-02 03:46:58,812 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-12-02 03:46:58,812 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)))) [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-02 03:46:58,812 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-02 03:46:58,812 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-02 03:46:58,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:46:58 BoogieIcfgContainer [2018-12-02 03:46:58,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 03:46:58,820 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 03:46:58,820 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 03:46:58,820 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 03:46:58,820 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:46:51" (3/4) ... [2018-12-02 03:46:58,822 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 03:46:58,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 03:46:58,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 03:46:58,831 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-02 03:46:58,831 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 03:46:58,831 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 03:46:58,832 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 03:46:58,832 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 03:46:58,832 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 03:46:58,848 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) [2018-12-02 03:46:58,848 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-02 03:46:58,868 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_688f7cd4-c687-44a3-b64f-5dc736b442fa/bin-2019/utaipan/witness.graphml [2018-12-02 03:46:58,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 03:46:58,869 INFO L168 Benchmark]: Toolchain (without parser) took 7968.44 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 418.9 MB). Free memory was 954.9 MB in the beginning and 893.1 MB in the end (delta: 61.8 MB). Peak memory consumption was 480.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:58,869 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:58,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:58,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:58,869 INFO L168 Benchmark]: Boogie Preprocessor took 22.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 03:46:58,869 INFO L168 Benchmark]: RCFGBuilder took 344.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:58,870 INFO L168 Benchmark]: TraceAbstraction took 7221.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 286.3 MB). Free memory was 1.1 GB in the beginning and 905.8 MB in the end (delta: 160.7 MB). Peak memory consumption was 572.8 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:58,870 INFO L168 Benchmark]: Witness Printer took 48.41 ms. Allocated memory is still 1.4 GB. Free memory was 905.8 MB in the beginning and 893.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2018-12-02 03:46:58,871 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 344.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7221.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 286.3 MB). Free memory was 1.1 GB in the beginning and 905.8 MB in the end (delta: 160.7 MB). Peak memory consumption was 572.8 MB. Max. memory is 11.5 GB. * Witness Printer took 48.41 ms. Allocated memory is still 1.4 GB. Free memory was 905.8 MB in the beginning and 893.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 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, 7.1s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1725 SDtfs, 1282 SDslu, 5159 SDs, 0 SdLazy, 2352 SolverSat, 377 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 391 GetRequests, 298 SyntacticMatches, 8 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.6s 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, 1.4s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s 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, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s 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...