./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product11_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product11_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/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 914cee364693da399a9c2543bf5dbcba9bd2afd1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:38:34,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:38:34,342 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:38:34,350 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:38:34,351 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:38:34,351 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:38:34,352 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:38:34,353 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:38:34,355 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:38:34,355 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:38:34,356 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:38:34,356 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:38:34,357 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:38:34,358 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:38:34,359 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:38:34,359 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:38:34,360 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:38:34,361 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:38:34,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:38:34,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:38:34,365 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:38:34,366 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:38:34,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:38:34,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:38:34,368 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:38:34,369 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:38:34,369 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:38:34,370 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:38:34,370 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:38:34,371 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:38:34,372 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:38:34,372 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:38:34,372 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:38:34,372 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:38:34,373 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:38:34,374 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:38:34,374 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 04:38:34,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:38:34,384 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:38:34,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:38:34,385 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 04:38:34,385 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 04:38:34,385 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 04:38:34,385 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 04:38:34,386 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 04:38:34,386 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 04:38:34,386 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 04:38:34,386 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 04:38:34,387 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 04:38:34,387 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 04:38:34,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:38:34,387 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:38:34,388 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:38:34,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 04:38:34,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:38:34,389 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:38:34,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:38:34,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:38:34,390 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 04:38:34,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:38:34,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:38:34,391 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 04:38:34,392 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_27a2a48a-5881-499a-acc7-ccec9a3cf34c/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 -> 914cee364693da399a9c2543bf5dbcba9bd2afd1 [2018-11-23 04:38:34,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:38:34,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:38:34,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:38:34,425 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:38:34,425 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:38:34,425 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product11_true-unreach-call_false-termination.cil.c [2018-11-23 04:38:34,462 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/data/88427e2c3/ba48fd566d45442dbda76c9c064bc6b2/FLAGe2cd9d07c [2018-11-23 04:38:34,785 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:38:34,786 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/sv-benchmarks/c/product-lines/minepump_spec4_product11_true-unreach-call_false-termination.cil.c [2018-11-23 04:38:34,793 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/data/88427e2c3/ba48fd566d45442dbda76c9c064bc6b2/FLAGe2cd9d07c [2018-11-23 04:38:34,861 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/data/88427e2c3/ba48fd566d45442dbda76c9c064bc6b2 [2018-11-23 04:38:34,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:38:34,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:38:34,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:38:34,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:38:34,867 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:38:34,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:38:34" (1/1) ... [2018-11-23 04:38:34,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a0aff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:34, skipping insertion in model container [2018-11-23 04:38:34,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:38:34" (1/1) ... [2018-11-23 04:38:34,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:38:34,912 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:38:35,125 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:38:35,142 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:38:35,250 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:38:35,266 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:38:35,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35 WrapperNode [2018-11-23 04:38:35,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:38:35,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:38:35,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:38:35,267 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:38:35,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:38:35,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 04:38:35,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 04:38:35,291 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 04:38:35,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... [2018-11-23 04:38:35,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 04:38:35,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 04:38:35,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 04:38:35,321 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 04:38:35,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:38:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 04:38:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 04:38:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-23 04:38:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-23 04:38:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 04:38:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 04:38:35,366 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 04:38:35,366 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 04:38:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 04:38:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 04:38:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 04:38:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 04:38:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 04:38:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 04:38:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 04:38:35,367 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 04:38:35,367 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 04:38:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 04:38:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 04:38:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 04:38:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 04:38:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 04:38:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 04:38:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 04:38:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 04:38:35,368 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 04:38:35,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 04:38:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 04:38:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 04:38:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 04:38:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 04:38:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 04:38:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 04:38:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 04:38:35,369 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 04:38:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 04:38:35,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 04:38:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 04:38:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 04:38:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 04:38:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 04:38:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 04:38:35,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 04:38:35,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 04:38:35,770 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 04:38:35,770 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 04:38:35,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:38:35 BoogieIcfgContainer [2018-11-23 04:38:35,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 04:38:35,771 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 04:38:35,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 04:38:35,774 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 04:38:35,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:38:34" (1/3) ... [2018-11-23 04:38:35,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e447fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:38:35, skipping insertion in model container [2018-11-23 04:38:35,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:35" (2/3) ... [2018-11-23 04:38:35,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e447fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:38:35, skipping insertion in model container [2018-11-23 04:38:35,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:38:35" (3/3) ... [2018-11-23 04:38:35,777 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11_true-unreach-call_false-termination.cil.c [2018-11-23 04:38:35,784 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 04:38:35,789 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 04:38:35,800 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 04:38:35,823 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 04:38:35,823 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 04:38:35,823 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 04:38:35,823 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 04:38:35,823 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 04:38:35,823 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 04:38:35,823 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 04:38:35,824 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 04:38:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-23 04:38:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 04:38:35,846 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:35,846 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:35,848 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:35,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:35,853 INFO L82 PathProgramCache]: Analyzing trace with hash -678485060, now seen corresponding path program 1 times [2018-11-23 04:38:35,855 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:35,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:35,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:35,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:35,893 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:38:36,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:36,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 04:38:36,081 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:36,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 04:38:36,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 04:38:36,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 04:38:36,095 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-23 04:38:36,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:36,123 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2018-11-23 04:38:36,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 04:38:36,124 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 04:38:36,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:36,132 INFO L225 Difference]: With dead ends: 180 [2018-11-23 04:38:36,132 INFO L226 Difference]: Without dead ends: 90 [2018-11-23 04:38:36,136 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 04:38:36,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-11-23 04:38:36,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-11-23 04:38:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-11-23 04:38:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2018-11-23 04:38:36,176 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2018-11-23 04:38:36,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:36,177 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2018-11-23 04:38:36,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 04:38:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2018-11-23 04:38:36,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 04:38:36,179 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:36,179 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:36,179 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:36,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:36,179 INFO L82 PathProgramCache]: Analyzing trace with hash -613777260, now seen corresponding path program 1 times [2018-11-23 04:38:36,180 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:36,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:36,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:36,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:36,181 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:38:36,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:36,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 04:38:36,254 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:36,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 04:38:36,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 04:38:36,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:38:36,256 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2018-11-23 04:38:36,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:36,270 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2018-11-23 04:38:36,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 04:38:36,270 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 04:38:36,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:36,272 INFO L225 Difference]: With dead ends: 120 [2018-11-23 04:38:36,272 INFO L226 Difference]: Without dead ends: 81 [2018-11-23 04:38:36,273 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:38:36,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-23 04:38:36,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-23 04:38:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-23 04:38:36,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-11-23 04:38:36,282 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2018-11-23 04:38:36,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:36,282 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-11-23 04:38:36,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 04:38:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-11-23 04:38:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 04:38:36,284 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:36,284 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:36,284 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:36,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:36,284 INFO L82 PathProgramCache]: Analyzing trace with hash -2051684313, now seen corresponding path program 1 times [2018-11-23 04:38:36,284 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:36,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:36,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:36,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:36,286 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:36,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:38:36,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:36,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 04:38:36,395 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:36,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 04:38:36,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 04:38:36,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:38:36,396 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2018-11-23 04:38:36,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:36,429 INFO L93 Difference]: Finished difference Result 190 states and 226 transitions. [2018-11-23 04:38:36,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 04:38:36,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2018-11-23 04:38:36,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:36,432 INFO L225 Difference]: With dead ends: 190 [2018-11-23 04:38:36,433 INFO L226 Difference]: Without dead ends: 133 [2018-11-23 04:38:36,433 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:38:36,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-11-23 04:38:36,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 123. [2018-11-23 04:38:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-23 04:38:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2018-11-23 04:38:36,451 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 51 [2018-11-23 04:38:36,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:36,451 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2018-11-23 04:38:36,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 04:38:36,452 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-11-23 04:38:36,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 04:38:36,453 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:36,453 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:36,454 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:36,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:36,454 INFO L82 PathProgramCache]: Analyzing trace with hash -840532143, now seen corresponding path program 1 times [2018-11-23 04:38:36,454 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:36,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:36,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:36,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:36,455 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:36,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:38:36,646 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:36,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 04:38:36,646 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:36,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 04:38:36,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 04:38:36,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 04:38:36,647 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 10 states. [2018-11-23 04:38:37,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:37,192 INFO L93 Difference]: Finished difference Result 386 states and 502 transitions. [2018-11-23 04:38:37,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 04:38:37,193 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2018-11-23 04:38:37,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:37,196 INFO L225 Difference]: With dead ends: 386 [2018-11-23 04:38:37,196 INFO L226 Difference]: Without dead ends: 287 [2018-11-23 04:38:37,197 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-23 04:38:37,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-11-23 04:38:37,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 279. [2018-11-23 04:38:37,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-11-23 04:38:37,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 345 transitions. [2018-11-23 04:38:37,225 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 345 transitions. Word has length 54 [2018-11-23 04:38:37,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:37,225 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 345 transitions. [2018-11-23 04:38:37,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 04:38:37,225 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 345 transitions. [2018-11-23 04:38:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 04:38:37,227 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:37,228 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:37,228 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:37,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:37,228 INFO L82 PathProgramCache]: Analyzing trace with hash -621872885, now seen corresponding path program 1 times [2018-11-23 04:38:37,228 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:37,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:37,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:37,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:37,229 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:37,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 04:38:37,282 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:37,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 04:38:37,282 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:37,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 04:38:37,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 04:38:37,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:38:37,283 INFO L87 Difference]: Start difference. First operand 279 states and 345 transitions. Second operand 3 states. [2018-11-23 04:38:37,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:37,305 INFO L93 Difference]: Finished difference Result 502 states and 635 transitions. [2018-11-23 04:38:37,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 04:38:37,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-11-23 04:38:37,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:37,309 INFO L225 Difference]: With dead ends: 502 [2018-11-23 04:38:37,310 INFO L226 Difference]: Without dead ends: 247 [2018-11-23 04:38:37,311 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 04:38:37,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-11-23 04:38:37,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2018-11-23 04:38:37,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-23 04:38:37,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 290 transitions. [2018-11-23 04:38:37,331 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 290 transitions. Word has length 58 [2018-11-23 04:38:37,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:37,331 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 290 transitions. [2018-11-23 04:38:37,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 04:38:37,331 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 290 transitions. [2018-11-23 04:38:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 04:38:37,334 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:37,334 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:37,334 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:37,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:37,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1834637892, now seen corresponding path program 1 times [2018-11-23 04:38:37,335 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:37,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:37,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:37,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:37,336 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 04:38:37,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:37,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 04:38:37,390 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:37,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 04:38:37,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 04:38:37,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 04:38:37,391 INFO L87 Difference]: Start difference. First operand 247 states and 290 transitions. Second operand 4 states. [2018-11-23 04:38:37,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:37,499 INFO L93 Difference]: Finished difference Result 482 states and 570 transitions. [2018-11-23 04:38:37,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 04:38:37,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-23 04:38:37,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:37,501 INFO L225 Difference]: With dead ends: 482 [2018-11-23 04:38:37,501 INFO L226 Difference]: Without dead ends: 259 [2018-11-23 04:38:37,502 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 04:38:37,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-11-23 04:38:37,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 247. [2018-11-23 04:38:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-23 04:38:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 284 transitions. [2018-11-23 04:38:37,519 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 284 transitions. Word has length 94 [2018-11-23 04:38:37,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:37,519 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 284 transitions. [2018-11-23 04:38:37,519 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 04:38:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 284 transitions. [2018-11-23 04:38:37,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 04:38:37,521 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 04:38:37,521 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 04:38:37,522 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 04:38:37,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 04:38:37,522 INFO L82 PathProgramCache]: Analyzing trace with hash 397347106, now seen corresponding path program 1 times [2018-11-23 04:38:37,522 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 04:38:37,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:37,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 04:38:37,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 04:38:37,523 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 04:38:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 04:38:37,605 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 04:38:37,605 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 04:38:37,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 04:38:37,605 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 04:38:37,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 04:38:37,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 04:38:37,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 04:38:37,606 INFO L87 Difference]: Start difference. First operand 247 states and 284 transitions. Second operand 6 states. [2018-11-23 04:38:37,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 04:38:37,675 INFO L93 Difference]: Finished difference Result 251 states and 288 transitions. [2018-11-23 04:38:37,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 04:38:37,675 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-23 04:38:37,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 04:38:37,676 INFO L225 Difference]: With dead ends: 251 [2018-11-23 04:38:37,676 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 04:38:37,677 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 04:38:37,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 04:38:37,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 04:38:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 04:38:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 04:38:37,677 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2018-11-23 04:38:37,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 04:38:37,677 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 04:38:37,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 04:38:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 04:38:37,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 04:38:37,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 04:38:37,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 04:38:38,164 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2018-11-23 04:38:38,164 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2018-11-23 04:38:38,164 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2018-11-23 04:38:38,164 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 86 92) no Hoare annotation was computed. [2018-11-23 04:38:38,164 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 86 92) the Hoare annotation is: true [2018-11-23 04:38:38,164 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 859 865) the Hoare annotation is: true [2018-11-23 04:38:38,164 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 859 865) no Hoare annotation was computed. [2018-11-23 04:38:38,164 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 866 874) no Hoare annotation was computed. [2018-11-23 04:38:38,165 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 866 874) the Hoare annotation is: true [2018-11-23 04:38:38,165 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 866 874) no Hoare annotation was computed. [2018-11-23 04:38:38,165 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 202 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,165 INFO L444 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,165 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 254) no Hoare annotation was computed. [2018-11-23 04:38:38,165 INFO L444 ceAbstractionStarter]: At program point L248-1(lines 242 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,165 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 202 267) no Hoare annotation was computed. [2018-11-23 04:38:38,165 INFO L448 ceAbstractionStarter]: For program point L213(lines 212 259) no Hoare annotation was computed. [2018-11-23 04:38:38,165 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 255) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L444 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,166 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 238) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L448 ceAbstractionStarter]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L444 ceAbstractionStarter]: At program point L257(lines 212 259) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,166 INFO L444 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,166 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L448 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 218) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L444 ceAbstractionStarter]: At program point L260(lines 211 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,166 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 202 267) no Hoare annotation was computed. [2018-11-23 04:38:38,166 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 270 294) the Hoare annotation is: true [2018-11-23 04:38:38,166 INFO L444 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L444 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point L280-1(line 280) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 291) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point L278-1(lines 270 294) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L451 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: true [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 270 294) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 451 473) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,167 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 451 473) no Hoare annotation was computed. [2018-11-23 04:38:38,167 INFO L444 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: (or (and (= main_~tmp~3 ~waterLevel~0) (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,168 INFO L444 ceAbstractionStarter]: At program point L463-1(line 463) the Hoare annotation is: (or (and (= main_~tmp~3 ~waterLevel~0) (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,168 INFO L448 ceAbstractionStarter]: For program point L461(lines 461 468) no Hoare annotation was computed. [2018-11-23 04:38:38,168 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 451 473) no Hoare annotation was computed. [2018-11-23 04:38:38,168 INFO L448 ceAbstractionStarter]: For program point L461-1(lines 461 468) no Hoare annotation was computed. [2018-11-23 04:38:38,168 INFO L448 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-11-23 04:38:38,168 INFO L444 ceAbstractionStarter]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,168 INFO L444 ceAbstractionStarter]: At program point L457(line 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,168 INFO L444 ceAbstractionStarter]: At program point L457-1(line 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,168 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 183 197) no Hoare annotation was computed. [2018-11-23 04:38:38,168 INFO L444 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 04:38:38,168 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 193) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 183 197) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 183 197) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 366 374) the Hoare annotation is: true [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 366 374) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 366 374) no Hoare annotation was computed. [2018-11-23 04:38:38,169 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 322 333) the Hoare annotation is: true [2018-11-23 04:38:38,170 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 322 333) no Hoare annotation was computed. [2018-11-23 04:38:38,170 INFO L448 ceAbstractionStarter]: For program point L326-1(lines 322 333) no Hoare annotation was computed. [2018-11-23 04:38:38,170 INFO L451 ceAbstractionStarter]: At program point L387-2(lines 387 401) the Hoare annotation is: true [2018-11-23 04:38:38,170 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 377 406) no Hoare annotation was computed. [2018-11-23 04:38:38,170 INFO L451 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: true [2018-11-23 04:38:38,172 INFO L448 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2018-11-23 04:38:38,173 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 377 406) the Hoare annotation is: true [2018-11-23 04:38:38,173 INFO L451 ceAbstractionStarter]: At program point L402(lines 377 406) the Hoare annotation is: true [2018-11-23 04:38:38,173 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 04:38:38,173 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 395) no Hoare annotation was computed. [2018-11-23 04:38:38,173 INFO L451 ceAbstractionStarter]: At program point L391-1(lines 391 395) the Hoare annotation is: true [2018-11-23 04:38:38,173 INFO L448 ceAbstractionStarter]: For program point L388(line 388) no Hoare annotation was computed. [2018-11-23 04:38:38,173 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 62 85) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))))) [2018-11-23 04:38:38,173 INFO L444 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= ~systemActive~0 0))))) [2018-11-23 04:38:38,173 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 62 85) no Hoare annotation was computed. [2018-11-23 04:38:38,174 INFO L444 ceAbstractionStarter]: At program point L73(lines 73 79) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))))) [2018-11-23 04:38:38,174 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 62 85) no Hoare annotation was computed. [2018-11-23 04:38:38,174 INFO L444 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 04:38:38,174 INFO L448 ceAbstractionStarter]: For program point L66(lines 65 84) no Hoare annotation was computed. [2018-11-23 04:38:38,174 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 298 309) the Hoare annotation is: true [2018-11-23 04:38:38,174 INFO L448 ceAbstractionStarter]: For program point L302-1(lines 298 309) no Hoare annotation was computed. [2018-11-23 04:38:38,174 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 298 309) no Hoare annotation was computed. [2018-11-23 04:38:38,174 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 852 858) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 852 858) the Hoare annotation is: true [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 431 437) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 431 437) the Hoare annotation is: true [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) [2018-11-23 04:38:38,175 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 310 321) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point L314-1(lines 310 321) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 310 321) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 04:38:38,175 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 04:38:38,176 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 04:38:38,176 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 04:38:38,176 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 438 447) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 04:38:38,176 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 438 447) no Hoare annotation was computed. [2018-11-23 04:38:38,176 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 438 447) no Hoare annotation was computed. [2018-11-23 04:38:38,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 04:38:38 BoogieIcfgContainer [2018-11-23 04:38:38,188 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 04:38:38,188 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 04:38:38,188 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 04:38:38,188 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 04:38:38,189 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:38:35" (3/4) ... [2018-11-23 04:38:38,192 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 04:38:38,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 04:38:38,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 04:38:38,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 04:38:38,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 04:38:38,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 04:38:38,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 04:38:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 04:38:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 04:38:38,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 04:38:38,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-23 04:38:38,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 04:38:38,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 04:38:38,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 04:38:38,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 04:38:38,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:38:38,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 04:38:38,223 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) [2018-11-23 04:38:38,223 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) [2018-11-23 04:38:38,249 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_27a2a48a-5881-499a-acc7-ccec9a3cf34c/bin-2019/utaipan/witness.graphml [2018-11-23 04:38:38,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 04:38:38,249 INFO L168 Benchmark]: Toolchain (without parser) took 3385.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 957.0 MB in the beginning and 899.1 MB in the end (delta: 57.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 11.5 GB. [2018-11-23 04:38:38,250 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:38:38,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -120.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:38:38,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:38:38,251 INFO L168 Benchmark]: Boogie Preprocessor took 30.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:38:38,251 INFO L168 Benchmark]: RCFGBuilder took 449.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-11-23 04:38:38,251 INFO L168 Benchmark]: TraceAbstraction took 2416.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 909.5 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. [2018-11-23 04:38:38,251 INFO L168 Benchmark]: Witness Printer took 60.59 ms. Allocated memory is still 1.1 GB. Free memory was 909.5 MB in the beginning and 899.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:38:38,253 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 401.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 957.0 MB in the beginning and 1.1 GB in the end (delta: -120.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 449.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2416.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 909.5 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. * Witness Printer took 60.59 ms. Allocated memory is still 1.1 GB. Free memory was 909.5 MB in the beginning and 899.1 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 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: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 103 locations, 1 error locations. SAFE Result, 2.3s OverallTime, 7 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 694 SDtfs, 433 SDslu, 1005 SDs, 0 SdLazy, 325 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=279occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 30 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 360 PreInvPairs, 395 NumberOfFragments, 452 HoareAnnotationTreeSize, 360 FomulaSimplifications, 492 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 1390 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 49718 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 52/52 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...