./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 14bbe860e6ae6a1128c2aa8898396ae07ba8a16d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:32:08,663 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:32:08,664 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:32:08,673 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:32:08,673 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:32:08,674 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:32:08,675 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:32:08,676 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:32:08,677 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:32:08,678 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:32:08,678 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:32:08,678 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:32:08,679 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:32:08,680 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:32:08,680 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:32:08,681 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:32:08,682 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:32:08,683 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:32:08,684 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:32:08,686 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:32:08,686 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:32:08,687 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:32:08,689 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:32:08,689 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:32:08,689 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:32:08,690 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:32:08,691 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:32:08,691 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:32:08,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:32:08,693 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:32:08,693 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:32:08,693 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:32:08,693 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:32:08,693 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:32:08,694 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:32:08,695 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:32:08,695 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:32:08,705 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:32:08,705 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:32:08,705 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:32:08,706 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:32:08,706 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:32:08,706 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:32:08,706 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:32:08,707 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:32:08,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:32:08,707 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:32:08,707 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:32:08,707 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:32:08,707 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:32:08,707 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:32:08,708 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:32:08,708 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:32:08,708 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:32:08,708 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:32:08,708 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:32:08,708 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:32:08,709 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:32:08,709 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:32:08,709 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:32:08,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:32:08,709 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:32:08,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:32:08,709 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:32:08,710 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:32:08,710 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:32:08,710 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:32:08,710 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer 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 -> Automizer 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 -> 14bbe860e6ae6a1128c2aa8898396ae07ba8a16d [2018-11-28 12:32:08,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:32:08,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:32:08,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:32:08,747 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:32:08,747 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:32:08,748 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product02_true-unreach-call_false-termination.cil.c [2018-11-28 12:32:08,791 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/data/f7f837bb5/736c6522c80a4bfbbe21239ce1065112/FLAGfa0454158 [2018-11-28 12:32:09,225 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:32:09,226 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/sv-benchmarks/c/product-lines/minepump_spec1_product02_true-unreach-call_false-termination.cil.c [2018-11-28 12:32:09,241 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/data/f7f837bb5/736c6522c80a4bfbbe21239ce1065112/FLAGfa0454158 [2018-11-28 12:32:09,250 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/data/f7f837bb5/736c6522c80a4bfbbe21239ce1065112 [2018-11-28 12:32:09,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:32:09,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:32:09,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:32:09,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:32:09,256 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:32:09,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d4ae2f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09, skipping insertion in model container [2018-11-28 12:32:09,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:32:09,291 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:32:09,459 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:32:09,515 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:32:09,569 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:32:09,585 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:32:09,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09 WrapperNode [2018-11-28 12:32:09,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:32:09,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:32:09,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:32:09,586 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:32:09,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:32:09,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:32:09,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:32:09,611 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:32:09,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... [2018-11-28 12:32:09,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:32:09,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:32:09,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:32:09,639 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:32:09,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/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 [2018-11-28 12:32:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:32:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:32:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:32:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:32:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:32:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:32:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:32:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:32:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:32:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:32:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:32:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:32:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:32:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:32:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:32:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:32:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:32:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:32:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:32:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:32:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:32:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:32:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:32:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:32:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:32:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:32:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:32:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:32:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:32:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:32:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:32:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:32:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:32:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:32:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 12:32:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 12:32:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:32:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:32:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:32:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:32:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:32:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:32:10,065 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:32:10,066 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:32:10,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:10 BoogieIcfgContainer [2018-11-28 12:32:10,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:32:10,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:32:10,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:32:10,069 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:32:10,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:32:09" (1/3) ... [2018-11-28 12:32:10,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a83815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:32:10, skipping insertion in model container [2018-11-28 12:32:10,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:32:09" (2/3) ... [2018-11-28 12:32:10,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a83815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:32:10, skipping insertion in model container [2018-11-28 12:32:10,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:10" (3/3) ... [2018-11-28 12:32:10,072 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product02_true-unreach-call_false-termination.cil.c [2018-11-28 12:32:10,080 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:32:10,087 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:32:10,101 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:32:10,127 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:32:10,127 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:32:10,127 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:32:10,127 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:32:10,128 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:32:10,128 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:32:10,128 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:32:10,128 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:32:10,128 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:32:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2018-11-28 12:32:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 12:32:10,150 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:10,151 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] [2018-11-28 12:32:10,153 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:10,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:10,158 INFO L82 PathProgramCache]: Analyzing trace with hash 425227990, now seen corresponding path program 1 times [2018-11-28 12:32:10,159 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:10,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:10,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:10,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:10,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:10,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:10,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:32:10,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:32:10,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:32:10,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:32:10,356 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 2 states. [2018-11-28 12:32:10,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:10,379 INFO L93 Difference]: Finished difference Result 170 states and 213 transitions. [2018-11-28 12:32:10,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:32:10,380 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 12:32:10,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:10,386 INFO L225 Difference]: With dead ends: 170 [2018-11-28 12:32:10,386 INFO L226 Difference]: Without dead ends: 85 [2018-11-28 12:32:10,389 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 [2018-11-28 12:32:10,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-11-28 12:32:10,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2018-11-28 12:32:10,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-11-28 12:32:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2018-11-28 12:32:10,421 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2018-11-28 12:32:10,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:10,421 INFO L480 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2018-11-28 12:32:10,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:32:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2018-11-28 12:32:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 12:32:10,423 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:10,424 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] [2018-11-28 12:32:10,424 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:10,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:10,424 INFO L82 PathProgramCache]: Analyzing trace with hash 2136336444, now seen corresponding path program 1 times [2018-11-28 12:32:10,424 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:10,424 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:10,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:10,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:10,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:10,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:32:10,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:32:10,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:32:10,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:32:10,500 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 3 states. [2018-11-28 12:32:10,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:10,515 INFO L93 Difference]: Finished difference Result 115 states and 131 transitions. [2018-11-28 12:32:10,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:32:10,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 12:32:10,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:10,517 INFO L225 Difference]: With dead ends: 115 [2018-11-28 12:32:10,517 INFO L226 Difference]: Without dead ends: 76 [2018-11-28 12:32:10,518 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 [2018-11-28 12:32:10,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-11-28 12:32:10,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2018-11-28 12:32:10,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-11-28 12:32:10,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2018-11-28 12:32:10,526 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2018-11-28 12:32:10,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:10,526 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2018-11-28 12:32:10,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:32:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2018-11-28 12:32:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 12:32:10,528 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:10,528 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:32:10,528 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:10,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:10,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1049356787, now seen corresponding path program 1 times [2018-11-28 12:32:10,529 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:10,529 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:10,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:10,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:10,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:10,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:32:10,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:32:10,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:32:10,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:32:10,628 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 3 states. [2018-11-28 12:32:10,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:10,645 INFO L93 Difference]: Finished difference Result 128 states and 149 transitions. [2018-11-28 12:32:10,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:32:10,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 12:32:10,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:10,646 INFO L225 Difference]: With dead ends: 128 [2018-11-28 12:32:10,646 INFO L226 Difference]: Without dead ends: 76 [2018-11-28 12:32:10,647 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 [2018-11-28 12:32:10,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-11-28 12:32:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2018-11-28 12:32:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-11-28 12:32:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2018-11-28 12:32:10,654 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2018-11-28 12:32:10,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:10,654 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2018-11-28 12:32:10,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:32:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2018-11-28 12:32:10,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-28 12:32:10,655 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:10,655 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] [2018-11-28 12:32:10,655 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:10,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:10,656 INFO L82 PathProgramCache]: Analyzing trace with hash -2062392049, now seen corresponding path program 1 times [2018-11-28 12:32:10,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:10,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:10,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:10,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:10,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:10,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:32:10,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:32:10,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:32:10,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:32:10,740 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 6 states. [2018-11-28 12:32:10,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:10,939 INFO L93 Difference]: Finished difference Result 173 states and 204 transitions. [2018-11-28 12:32:10,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:32:10,939 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2018-11-28 12:32:10,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:10,943 INFO L225 Difference]: With dead ends: 173 [2018-11-28 12:32:10,943 INFO L226 Difference]: Without dead ends: 121 [2018-11-28 12:32:10,943 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:32:10,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-11-28 12:32:10,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2018-11-28 12:32:10,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-28 12:32:10,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 136 transitions. [2018-11-28 12:32:10,957 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 136 transitions. Word has length 55 [2018-11-28 12:32:10,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:10,957 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 136 transitions. [2018-11-28 12:32:10,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:32:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 136 transitions. [2018-11-28 12:32:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:32:10,959 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:32:10,959 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:32:10,959 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:32:10,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:32:10,959 INFO L82 PathProgramCache]: Analyzing trace with hash 351154643, now seen corresponding path program 1 times [2018-11-28 12:32:10,959 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:32:10,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:32:10,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:32:10,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:32:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:32:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:32:11,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:32:11,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:32:11,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:32:11,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:32:11,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:32:11,032 INFO L87 Difference]: Start difference. First operand 119 states and 136 transitions. Second operand 6 states. [2018-11-28 12:32:11,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:32:11,122 INFO L93 Difference]: Finished difference Result 205 states and 240 transitions. [2018-11-28 12:32:11,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:32:11,123 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2018-11-28 12:32:11,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:32:11,123 INFO L225 Difference]: With dead ends: 205 [2018-11-28 12:32:11,123 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:32:11,124 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:32:11,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:32:11,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:32:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:32:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:32:11,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2018-11-28 12:32:11,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:32:11,125 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:32:11,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:32:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:32:11,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:32:11,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:32:11,492 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 179 185) no Hoare annotation was computed. [2018-11-28 12:32:11,492 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 179 185) the Hoare annotation is: true [2018-11-28 12:32:11,492 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 379 385) the Hoare annotation is: true [2018-11-28 12:32:11,492 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 379 385) no Hoare annotation was computed. [2018-11-28 12:32:11,493 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 386 394) no Hoare annotation was computed. [2018-11-28 12:32:11,493 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 386 394) the Hoare annotation is: true [2018-11-28 12:32:11,493 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 386 394) no Hoare annotation was computed. [2018-11-28 12:32:11,493 INFO L444 ceAbstractionStarter]: At program point L289(line 289) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,493 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 267 332) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,493 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 293) no Hoare annotation was computed. [2018-11-28 12:32:11,493 INFO L448 ceAbstractionStarter]: For program point L287-1(lines 287 293) no Hoare annotation was computed. [2018-11-28 12:32:11,493 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 283) no Hoare annotation was computed. [2018-11-28 12:32:11,494 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 267 332) no Hoare annotation was computed. [2018-11-28 12:32:11,494 INFO L444 ceAbstractionStarter]: At program point L325(lines 276 326) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,494 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2018-11-28 12:32:11,494 INFO L444 ceAbstractionStarter]: At program point L315-2(lines 307 320) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,494 INFO L448 ceAbstractionStarter]: For program point L278(lines 277 324) no Hoare annotation was computed. [2018-11-28 12:32:11,494 INFO L444 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,494 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 320) no Hoare annotation was computed. [2018-11-28 12:32:11,494 INFO L444 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,494 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 303) no Hoare annotation was computed. [2018-11-28 12:32:11,499 INFO L448 ceAbstractionStarter]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2018-11-28 12:32:11,499 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 267 332) no Hoare annotation was computed. [2018-11-28 12:32:11,499 INFO L444 ceAbstractionStarter]: At program point L322(lines 277 324) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,499 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-28 12:32:11,499 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-28 12:32:11,499 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,499 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,499 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,500 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,500 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-28 12:32:11,500 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-28 12:32:11,500 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,500 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,500 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-28 12:32:11,500 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 213 221) no Hoare annotation was computed. [2018-11-28 12:32:11,500 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 213 221) the Hoare annotation is: true [2018-11-28 12:32:11,500 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 213 221) no Hoare annotation was computed. [2018-11-28 12:32:11,500 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:32:11,500 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:32:11,501 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 423 434) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 0) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 423 434) no Hoare annotation was computed. [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 423 434) no Hoare annotation was computed. [2018-11-28 12:32:11,501 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 435 443) the Hoare annotation is: true [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 435 443) no Hoare annotation was computed. [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 435 443) no Hoare annotation was computed. [2018-11-28 12:32:11,501 INFO L444 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 0)) [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point L159(lines 158 177) no Hoare annotation was computed. [2018-11-28 12:32:11,501 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 155 178) the Hoare annotation is: true [2018-11-28 12:32:11,501 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 155 178) no Hoare annotation was computed. [2018-11-28 12:32:11,502 INFO L451 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: true [2018-11-28 12:32:11,502 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 155 178) no Hoare annotation was computed. [2018-11-28 12:32:11,502 INFO L451 ceAbstractionStarter]: At program point L166(lines 166 172) the Hoare annotation is: true [2018-11-28 12:32:11,502 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-28 12:32:11,502 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-28 12:32:11,502 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-28 12:32:11,502 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-28 12:32:11,502 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-28 12:32:11,502 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-28 12:32:11,502 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-11-28 12:32:11,502 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-28 12:32:11,503 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-28 12:32:11,503 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-28 12:32:11,503 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 399 410) the Hoare annotation is: true [2018-11-28 12:32:11,503 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 399 410) no Hoare annotation was computed. [2018-11-28 12:32:11,503 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 399 410) no Hoare annotation was computed. [2018-11-28 12:32:11,503 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 372 378) no Hoare annotation was computed. [2018-11-28 12:32:11,503 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 372 378) the Hoare annotation is: true [2018-11-28 12:32:11,503 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-28 12:32:11,503 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-28 12:32:11,503 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:32:11,504 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0)) (= ~pumpRunning~0 0)) [2018-11-28 12:32:11,504 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:32:11,504 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:32:11,504 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 258 265) no Hoare annotation was computed. [2018-11-28 12:32:11,504 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 258 265) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (= |old(~systemActive~0)| 0)) [2018-11-28 12:32:11,504 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 258 265) no Hoare annotation was computed. [2018-11-28 12:32:11,504 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 411 422) no Hoare annotation was computed. [2018-11-28 12:32:11,504 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 411 422) no Hoare annotation was computed. [2018-11-28 12:32:11,504 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 411 422) the Hoare annotation is: true [2018-11-28 12:32:11,505 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 477 484) no Hoare annotation was computed. [2018-11-28 12:32:11,505 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 477 484) the Hoare annotation is: true [2018-11-28 12:32:11,505 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 481) no Hoare annotation was computed. [2018-11-28 12:32:11,505 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 477 484) no Hoare annotation was computed. [2018-11-28 12:32:11,505 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= |old(~systemActive~0)| 0) (and (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 0))) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:32:11,505 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-28 12:32:11,505 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-28 12:32:11,505 INFO L444 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 0)) [2018-11-28 12:32:11,506 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 335 359) the Hoare annotation is: true [2018-11-28 12:32:11,506 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 353) no Hoare annotation was computed. [2018-11-28 12:32:11,506 INFO L444 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 12:32:11,506 INFO L448 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-11-28 12:32:11,506 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 335 359) no Hoare annotation was computed. [2018-11-28 12:32:11,506 INFO L448 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2018-11-28 12:32:11,506 INFO L448 ceAbstractionStarter]: For program point L343-1(lines 335 359) no Hoare annotation was computed. [2018-11-28 12:32:11,506 INFO L451 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: true [2018-11-28 12:32:11,506 INFO L448 ceAbstractionStarter]: For program point L341-1(line 341) no Hoare annotation was computed. [2018-11-28 12:32:11,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:32:11 BoogieIcfgContainer [2018-11-28 12:32:11,516 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:32:11,517 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:32:11,517 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:32:11,517 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:32:11,518 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:32:10" (3/4) ... [2018-11-28 12:32:11,520 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:32:11,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:32:11,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:32:11,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:32:11,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:32:11,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:32:11,525 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:32:11,526 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:32:11,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 12:32:11,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:32:11,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:32:11,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:32:11,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:32:11,532 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-28 12:32:11,532 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:32:11,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:32:11,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:32:11,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:32:11,533 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:32:11,554 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) || \old(systemActive) == 0) || (!(systemActive == 0) && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:32:11,554 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:32:11,581 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dbfe7ac8-0c80-403f-a3be-40347f53949a/bin-2019/uautomizer/witness.graphml [2018-11-28 12:32:11,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:32:11,581 INFO L168 Benchmark]: Toolchain (without parser) took 2329.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 949.5 MB in the beginning and 839.4 MB in the end (delta: 110.1 MB). Peak memory consumption was 245.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:11,582 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:32:11,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:11,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.85 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. [2018-11-28 12:32:11,583 INFO L168 Benchmark]: Boogie Preprocessor took 27.54 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. [2018-11-28 12:32:11,583 INFO L168 Benchmark]: RCFGBuilder took 427.54 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: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:11,583 INFO L168 Benchmark]: TraceAbstraction took 1450.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 846.4 MB in the end (delta: 229.3 MB). Peak memory consumption was 229.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:11,584 INFO L168 Benchmark]: Witness Printer took 64.01 ms. Allocated memory is still 1.2 GB. Free memory was 846.4 MB in the beginning and 839.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:32:11,585 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.85 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 27.54 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 427.54 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: 43.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1450.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 846.4 MB in the end (delta: 229.3 MB). Peak memory consumption was 229.3 MB. Max. memory is 11.5 GB. * Witness Printer took 64.01 ms. Allocated memory is still 1.2 GB. Free memory was 846.4 MB in the beginning and 839.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 481]: 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: 276]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || \old(systemActive) == 0) || (!(systemActive == 0) && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 98 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 443 SDtfs, 155 SDslu, 551 SDs, 0 SdLazy, 97 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 161 PreInvPairs, 176 NumberOfFragments, 360 HoareAnnotationTreeSize, 161 FomulaSimplifications, 75 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 550 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 24887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...