./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:44:23,615 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:44:23,616 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:44:23,624 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:44:23,624 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:44:23,625 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:44:23,626 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:44:23,627 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:44:23,628 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:44:23,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:44:23,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:44:23,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:44:23,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:44:23,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:44:23,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:44:23,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:44:23,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:44:23,634 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:44:23,635 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:44:23,636 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:44:23,637 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:44:23,638 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:44:23,640 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:44:23,640 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:44:23,640 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:44:23,641 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:44:23,641 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:44:23,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:44:23,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:44:23,643 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:44:23,643 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:44:23,644 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:44:23,644 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:44:23,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:44:23,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:44:23,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:44:23,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:44:23,655 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:44:23,655 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:44:23,656 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:44:23,656 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:44:23,657 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:44:23,657 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:44:23,657 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:44:23,657 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:44:23,657 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:44:23,657 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:44:23,658 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:44:23,659 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:44:23,659 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:44:23,659 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:44:23,659 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:44:23,659 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:44:23,659 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:44:23,659 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:44:23,660 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:44:23,660 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:44:23,660 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:44:23,660 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:44:23,660 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:44:23,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:44:23,660 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_1689950d-ac51-42f4-b60a-dedba4a36770/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2018-11-28 10:44:23,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:44:23,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:44:23,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:44:23,694 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:44:23,694 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:44:23,694 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-28 10:44:23,732 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/data/ae5c2c77d/2bab4e10fb194836913d0cfe8758bde3/FLAG773154888 [2018-11-28 10:44:24,161 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:44:24,161 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/sv-benchmarks/c/product-lines/minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-28 10:44:24,171 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/data/ae5c2c77d/2bab4e10fb194836913d0cfe8758bde3/FLAG773154888 [2018-11-28 10:44:24,183 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/data/ae5c2c77d/2bab4e10fb194836913d0cfe8758bde3 [2018-11-28 10:44:24,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:44:24,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:44:24,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:44:24,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:44:24,189 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:44:24,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d208f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24, skipping insertion in model container [2018-11-28 10:44:24,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:44:24,226 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:44:24,405 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:44:24,416 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:44:24,524 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:44:24,543 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:44:24,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24 WrapperNode [2018-11-28 10:44:24,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:44:24,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:44:24,544 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:44:24,544 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:44:24,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:44:24,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:44:24,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:44:24,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:44:24,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... [2018-11-28 10:44:24,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:44:24,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:44:24,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:44:24,605 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:44:24,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/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 10:44:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 10:44:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 10:44:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:44:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:44:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:44:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 10:44:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 10:44:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 10:44:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 10:44:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 10:44:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 10:44:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 10:44:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 10:44:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 10:44:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 10:44:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 10:44:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 10:44:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 10:44:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 10:44:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 10:44:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 10:44:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 10:44:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 10:44:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 10:44:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 10:44:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 10:44:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 10:44:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 10:44:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 10:44:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 10:44:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 10:44:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 10:44:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 10:44:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 10:44:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 10:44:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 10:44:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 10:44:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 10:44:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 10:44:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 10:44:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 10:44:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 10:44:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 10:44:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 10:44:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 10:44:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 10:44:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 10:44:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 10:44:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:44:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:44:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 10:44:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 10:44:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 10:44:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 10:44:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:44:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:44:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 10:44:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 10:44:25,118 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:44:25,118 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 10:44:25,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:44:25 BoogieIcfgContainer [2018-11-28 10:44:25,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:44:25,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:44:25,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:44:25,121 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:44:25,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:44:24" (1/3) ... [2018-11-28 10:44:25,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446c52f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:44:25, skipping insertion in model container [2018-11-28 10:44:25,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:44:24" (2/3) ... [2018-11-28 10:44:25,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446c52f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:44:25, skipping insertion in model container [2018-11-28 10:44:25,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:44:25" (3/3) ... [2018-11-28 10:44:25,124 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46_true-unreach-call_false-termination.cil.c [2018-11-28 10:44:25,130 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:44:25,135 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:44:25,144 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:44:25,168 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:44:25,169 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:44:25,169 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:44:25,169 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:44:25,169 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:44:25,169 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:44:25,169 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:44:25,169 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:44:25,170 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:44:25,187 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-28 10:44:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 10:44:25,195 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:25,195 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 10:44:25,197 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:25,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:25,202 INFO L82 PathProgramCache]: Analyzing trace with hash -462838774, now seen corresponding path program 1 times [2018-11-28 10:44:25,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:25,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:25,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:25,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:25,384 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 10:44:25,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:25,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:44:25,390 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 10:44:25,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 10:44:25,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 10:44:25,401 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2018-11-28 10:44:25,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:25,426 INFO L93 Difference]: Finished difference Result 268 states and 333 transitions. [2018-11-28 10:44:25,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 10:44:25,427 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 10:44:25,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:25,435 INFO L225 Difference]: With dead ends: 268 [2018-11-28 10:44:25,435 INFO L226 Difference]: Without dead ends: 134 [2018-11-28 10:44:25,437 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 10:44:25,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-28 10:44:25,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-28 10:44:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-28 10:44:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions. [2018-11-28 10:44:25,470 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46 [2018-11-28 10:44:25,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:25,470 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 158 transitions. [2018-11-28 10:44:25,470 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 10:44:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2018-11-28 10:44:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 10:44:25,472 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:25,472 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 10:44:25,473 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:25,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:25,473 INFO L82 PathProgramCache]: Analyzing trace with hash 2015304629, now seen corresponding path program 1 times [2018-11-28 10:44:25,473 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:25,473 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:25,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:25,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:25,563 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 10:44:25,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:25,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:44:25,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:44:25,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:44:25,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:44:25,565 INFO L87 Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 3 states. [2018-11-28 10:44:25,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:25,585 INFO L93 Difference]: Finished difference Result 213 states and 251 transitions. [2018-11-28 10:44:25,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:44:25,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 10:44:25,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:25,588 INFO L225 Difference]: With dead ends: 213 [2018-11-28 10:44:25,588 INFO L226 Difference]: Without dead ends: 125 [2018-11-28 10:44:25,589 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 10:44:25,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-28 10:44:25,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-28 10:44:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-28 10:44:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions. [2018-11-28 10:44:25,601 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47 [2018-11-28 10:44:25,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:25,602 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 146 transitions. [2018-11-28 10:44:25,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:44:25,602 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2018-11-28 10:44:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 10:44:25,603 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:25,603 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 10:44:25,604 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:25,604 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:25,604 INFO L82 PathProgramCache]: Analyzing trace with hash 1303312121, now seen corresponding path program 1 times [2018-11-28 10:44:25,604 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:25,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:25,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:25,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:25,708 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 10:44:25,709 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:25,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:44:25,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:44:25,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:44:25,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:44:25,710 INFO L87 Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 7 states. [2018-11-28 10:44:25,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:25,924 INFO L93 Difference]: Finished difference Result 226 states and 269 transitions. [2018-11-28 10:44:25,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:44:25,925 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-28 10:44:25,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:25,927 INFO L225 Difference]: With dead ends: 226 [2018-11-28 10:44:25,927 INFO L226 Difference]: Without dead ends: 125 [2018-11-28 10:44:25,928 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 10:44:25,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-28 10:44:25,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-28 10:44:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-28 10:44:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2018-11-28 10:44:25,938 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 52 [2018-11-28 10:44:25,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:25,938 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2018-11-28 10:44:25,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:44:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2018-11-28 10:44:25,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 10:44:25,940 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:25,941 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, 1, 1, 1, 1, 1, 1] [2018-11-28 10:44:25,941 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:25,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:25,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1281182978, now seen corresponding path program 1 times [2018-11-28 10:44:25,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:25,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:25,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:25,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:26,028 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 10:44:26,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:26,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 10:44:26,030 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 10:44:26,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 10:44:26,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 10:44:26,031 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 5 states. [2018-11-28 10:44:26,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:26,499 INFO L93 Difference]: Finished difference Result 332 states and 400 transitions. [2018-11-28 10:44:26,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:44:26,500 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2018-11-28 10:44:26,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:26,503 INFO L225 Difference]: With dead ends: 332 [2018-11-28 10:44:26,503 INFO L226 Difference]: Without dead ends: 231 [2018-11-28 10:44:26,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:44:26,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-11-28 10:44:26,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 212. [2018-11-28 10:44:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-11-28 10:44:26,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 241 transitions. [2018-11-28 10:44:26,527 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 241 transitions. Word has length 65 [2018-11-28 10:44:26,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:26,527 INFO L480 AbstractCegarLoop]: Abstraction has 212 states and 241 transitions. [2018-11-28 10:44:26,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 10:44:26,528 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 241 transitions. [2018-11-28 10:44:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-28 10:44:26,530 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:26,530 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:44:26,532 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:26,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:26,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1711882229, now seen corresponding path program 1 times [2018-11-28 10:44:26,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:26,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:26,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:26,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:26,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:26,612 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 10:44:26,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:26,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:44:26,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:44:26,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:44:26,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:44:26,614 INFO L87 Difference]: Start difference. First operand 212 states and 241 transitions. Second operand 6 states. [2018-11-28 10:44:26,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:26,773 INFO L93 Difference]: Finished difference Result 573 states and 673 transitions. [2018-11-28 10:44:26,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:44:26,776 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2018-11-28 10:44:26,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:26,780 INFO L225 Difference]: With dead ends: 573 [2018-11-28 10:44:26,780 INFO L226 Difference]: Without dead ends: 385 [2018-11-28 10:44:26,781 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 10:44:26,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-11-28 10:44:26,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 379. [2018-11-28 10:44:26,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-28 10:44:26,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 432 transitions. [2018-11-28 10:44:26,815 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 432 transitions. Word has length 79 [2018-11-28 10:44:26,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:26,816 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 432 transitions. [2018-11-28 10:44:26,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:44:26,816 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 432 transitions. [2018-11-28 10:44:26,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-28 10:44:26,818 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:26,818 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, 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 10:44:26,818 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:26,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:26,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1794398575, now seen corresponding path program 1 times [2018-11-28 10:44:26,819 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:26,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:26,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:26,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:26,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:26,907 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 10:44:26,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:26,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 10:44:26,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:44:26,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:44:26,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:44:26,908 INFO L87 Difference]: Start difference. First operand 379 states and 432 transitions. Second operand 7 states. [2018-11-28 10:44:27,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:27,249 INFO L93 Difference]: Finished difference Result 414 states and 486 transitions. [2018-11-28 10:44:27,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 10:44:27,249 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 83 [2018-11-28 10:44:27,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:27,252 INFO L225 Difference]: With dead ends: 414 [2018-11-28 10:44:27,252 INFO L226 Difference]: Without dead ends: 411 [2018-11-28 10:44:27,252 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 10:44:27,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2018-11-28 10:44:27,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 379. [2018-11-28 10:44:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-28 10:44:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 431 transitions. [2018-11-28 10:44:27,274 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 431 transitions. Word has length 83 [2018-11-28 10:44:27,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:27,274 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 431 transitions. [2018-11-28 10:44:27,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:44:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 431 transitions. [2018-11-28 10:44:27,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 10:44:27,276 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:27,276 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:44:27,276 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:27,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:27,276 INFO L82 PathProgramCache]: Analyzing trace with hash -734701378, now seen corresponding path program 1 times [2018-11-28 10:44:27,276 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:27,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:27,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:27,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 10:44:27,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:27,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:44:27,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:44:27,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:44:27,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:44:27,336 INFO L87 Difference]: Start difference. First operand 379 states and 431 transitions. Second operand 6 states. [2018-11-28 10:44:27,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:27,366 INFO L93 Difference]: Finished difference Result 748 states and 870 transitions. [2018-11-28 10:44:27,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 10:44:27,367 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-28 10:44:27,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:27,368 INFO L225 Difference]: With dead ends: 748 [2018-11-28 10:44:27,368 INFO L226 Difference]: Without dead ends: 393 [2018-11-28 10:44:27,369 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:44:27,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-11-28 10:44:27,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 389. [2018-11-28 10:44:27,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2018-11-28 10:44:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 441 transitions. [2018-11-28 10:44:27,386 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 441 transitions. Word has length 99 [2018-11-28 10:44:27,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:27,386 INFO L480 AbstractCegarLoop]: Abstraction has 389 states and 441 transitions. [2018-11-28 10:44:27,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:44:27,386 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 441 transitions. [2018-11-28 10:44:27,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 10:44:27,387 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:27,388 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:44:27,388 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:27,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:27,388 INFO L82 PathProgramCache]: Analyzing trace with hash 158784960, now seen corresponding path program 1 times [2018-11-28 10:44:27,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:27,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:27,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:27,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 10:44:27,463 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:27,463 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 10:44:27,463 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:44:27,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:44:27,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:44:27,464 INFO L87 Difference]: Start difference. First operand 389 states and 441 transitions. Second operand 8 states. [2018-11-28 10:44:27,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:27,509 INFO L93 Difference]: Finished difference Result 768 states and 892 transitions. [2018-11-28 10:44:27,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 10:44:27,509 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 99 [2018-11-28 10:44:27,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:27,511 INFO L225 Difference]: With dead ends: 768 [2018-11-28 10:44:27,511 INFO L226 Difference]: Without dead ends: 403 [2018-11-28 10:44:27,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:44:27,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-11-28 10:44:27,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 397. [2018-11-28 10:44:27,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2018-11-28 10:44:27,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 449 transitions. [2018-11-28 10:44:27,529 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 449 transitions. Word has length 99 [2018-11-28 10:44:27,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:27,529 INFO L480 AbstractCegarLoop]: Abstraction has 397 states and 449 transitions. [2018-11-28 10:44:27,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:44:27,530 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 449 transitions. [2018-11-28 10:44:27,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-28 10:44:27,532 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:27,532 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:44:27,532 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:27,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:27,532 INFO L82 PathProgramCache]: Analyzing trace with hash 151025601, now seen corresponding path program 1 times [2018-11-28 10:44:27,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:27,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:27,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:27,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 10:44:27,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:44:27,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 10:44:27,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 10:44:27,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 10:44:27,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:44:27,605 INFO L87 Difference]: Start difference. First operand 397 states and 449 transitions. Second operand 4 states. [2018-11-28 10:44:27,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:27,722 INFO L93 Difference]: Finished difference Result 1179 states and 1402 transitions. [2018-11-28 10:44:27,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 10:44:27,723 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-28 10:44:27,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:27,726 INFO L225 Difference]: With dead ends: 1179 [2018-11-28 10:44:27,726 INFO L226 Difference]: Without dead ends: 806 [2018-11-28 10:44:27,727 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 10:44:27,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2018-11-28 10:44:27,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 791. [2018-11-28 10:44:27,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-11-28 10:44:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 921 transitions. [2018-11-28 10:44:27,756 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 921 transitions. Word has length 99 [2018-11-28 10:44:27,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:27,757 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 921 transitions. [2018-11-28 10:44:27,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 10:44:27,757 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 921 transitions. [2018-11-28 10:44:27,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 10:44:27,759 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:27,759 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:44:27,759 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:27,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:27,759 INFO L82 PathProgramCache]: Analyzing trace with hash 291684775, now seen corresponding path program 1 times [2018-11-28 10:44:27,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:27,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:27,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:27,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:27,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 10:44:27,869 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:44:27,869 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:44:27,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:27,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:44:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:44:28,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:44:28,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 10:44:28,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 10:44:28,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 10:44:28,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 10:44:28,115 INFO L87 Difference]: Start difference. First operand 791 states and 921 transitions. Second operand 19 states. [2018-11-28 10:44:28,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:28,659 INFO L93 Difference]: Finished difference Result 1528 states and 1799 transitions. [2018-11-28 10:44:28,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 10:44:28,660 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 103 [2018-11-28 10:44:28,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:28,662 INFO L225 Difference]: With dead ends: 1528 [2018-11-28 10:44:28,662 INFO L226 Difference]: Without dead ends: 761 [2018-11-28 10:44:28,664 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 10:44:28,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2018-11-28 10:44:28,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 761. [2018-11-28 10:44:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2018-11-28 10:44:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 872 transitions. [2018-11-28 10:44:28,692 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 872 transitions. Word has length 103 [2018-11-28 10:44:28,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:28,692 INFO L480 AbstractCegarLoop]: Abstraction has 761 states and 872 transitions. [2018-11-28 10:44:28,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 10:44:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 872 transitions. [2018-11-28 10:44:28,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 10:44:28,695 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:44:28,695 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:44:28,695 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:44:28,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:44:28,695 INFO L82 PathProgramCache]: Analyzing trace with hash -503372183, now seen corresponding path program 1 times [2018-11-28 10:44:28,695 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:44:28,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:44:28,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:28,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:28,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:44:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 10:44:28,809 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:44:28,809 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:44:28,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:44:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:44:28,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:44:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 10:44:29,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:44:29,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 10:44:29,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 10:44:29,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 10:44:29,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 10:44:29,008 INFO L87 Difference]: Start difference. First operand 761 states and 872 transitions. Second operand 19 states. [2018-11-28 10:44:29,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:44:29,539 INFO L93 Difference]: Finished difference Result 1273 states and 1480 transitions. [2018-11-28 10:44:29,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 10:44:29,540 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 155 [2018-11-28 10:44:29,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:44:29,541 INFO L225 Difference]: With dead ends: 1273 [2018-11-28 10:44:29,541 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 10:44:29,542 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 10:44:29,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 10:44:29,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 10:44:29,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 10:44:29,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 10:44:29,543 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-28 10:44:29,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:44:29,543 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 10:44:29,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 10:44:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 10:44:29,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 10:44:29,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 10:44:29,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:29,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:44:30,283 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-11-28 10:44:30,975 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-11-28 10:44:31,310 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2018-11-28 10:44:31,310 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2018-11-28 10:44:31,310 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2018-11-28 10:44:31,310 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2018-11-28 10:44:31,310 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2018-11-28 10:44:31,310 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,311 INFO L444 ceAbstractionStarter]: At program point L411(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,311 INFO L444 ceAbstractionStarter]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~5 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,311 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2018-11-28 10:44:31,311 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2018-11-28 10:44:31,311 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2018-11-28 10:44:31,311 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-28 10:44:31,311 INFO L444 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,311 INFO L444 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,311 INFO L444 ceAbstractionStarter]: At program point L405-1(line 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,312 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2018-11-28 10:44:31,312 INFO L448 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-11-28 10:44:31,312 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-11-28 10:44:31,312 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:44:31,312 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-11-28 10:44:31,312 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-11-28 10:44:31,312 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2018-11-28 10:44:31,312 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0 .cse3))) [2018-11-28 10:44:31,312 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-11-28 10:44:31,313 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-11-28 10:44:31,313 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-11-28 10:44:31,313 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2018-11-28 10:44:31,313 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2018-11-28 10:44:31,313 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2018-11-28 10:44:31,313 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2018-11-28 10:44:31,313 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2018-11-28 10:44:31,313 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,313 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2018-11-28 10:44:31,313 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2018-11-28 10:44:31,313 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L451 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: true [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2018-11-28 10:44:31,314 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:44:31,314 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 198) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 203) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point L201(line 201) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-11-28 10:44:31,315 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-28 10:44:31,316 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0 .cse1) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2018-11-28 10:44:31,316 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-28 10:44:31,316 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L220-1(line 220) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-11-28 10:44:31,317 INFO L444 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 309) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L451 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: true [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L451 ceAbstractionStarter]: At program point L350(lines 325 354) the Hoare annotation is: true [2018-11-28 10:44:31,317 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2018-11-28 10:44:31,317 INFO L451 ceAbstractionStarter]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L451 ceAbstractionStarter]: At program point L335-2(lines 335 349) the Hoare annotation is: true [2018-11-28 10:44:31,318 INFO L451 ceAbstractionStarter]: At program point L331(line 331) the Hoare annotation is: true [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-11-28 10:44:31,318 INFO L444 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 10:44:31,318 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: true [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2018-11-28 10:44:31,318 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:44:31,318 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 10:44:31,318 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (not (= |old(~systemActive~0)| 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L444 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L444 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 10:44:31,319 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point L477-1(line 477) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point L475(lines 475 488) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2018-11-28 10:44:31,319 INFO L451 ceAbstractionStarter]: At program point L473(line 473) the Hoare annotation is: true [2018-11-28 10:44:31,319 INFO L448 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2018-11-28 10:44:31,320 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2018-11-28 10:44:31,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:44:31 BoogieIcfgContainer [2018-11-28 10:44:31,328 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:44:31,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:44:31,337 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:44:31,337 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:44:31,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:44:25" (3/4) ... [2018-11-28 10:44:31,340 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 10:44:31,344 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 10:44:31,345 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 10:44:31,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 10:44:31,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 10:44:31,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 10:44:31,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 10:44:31,346 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 10:44:31,351 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 10:44:31,351 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 10:44:31,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 10:44:31,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 10:44:31,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 10:44:31,353 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 10:44:31,373 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) [2018-11-28 10:44:31,373 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 10:44:31,404 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1689950d-ac51-42f4-b60a-dedba4a36770/bin-2019/uautomizer/witness.graphml [2018-11-28 10:44:31,404 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:44:31,404 INFO L168 Benchmark]: Toolchain (without parser) took 7219.25 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 385.4 MB). Free memory was 956.0 MB in the beginning and 1.4 GB in the end (delta: -420.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:44:31,405 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:44:31,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-11-28 10:44:31,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.79 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 10:44:31,405 INFO L168 Benchmark]: Boogie Preprocessor took 34.57 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 10:44:31,405 INFO L168 Benchmark]: RCFGBuilder took 513.99 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: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:44:31,405 INFO L168 Benchmark]: TraceAbstraction took 6209.26 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.6 MB). Free memory was 1.1 GB in the beginning and 828.9 MB in the end (delta: 252.0 MB). Peak memory consumption was 427.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:44:31,406 INFO L168 Benchmark]: Witness Printer took 67.45 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 11.5 GB. [2018-11-28 10:44:31,407 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -175.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.79 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 34.57 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 513.99 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: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6209.26 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.6 MB). Free memory was 1.1 GB in the beginning and 828.9 MB in the end (delta: 252.0 MB). Peak memory consumption was 427.6 MB. Max. memory is 11.5 GB. * Witness Printer took 67.45 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && systemActive == 1) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 147 locations, 1 error locations. SAFE Result, 6.1s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1906 SDtfs, 1340 SDslu, 6961 SDs, 0 SdLazy, 3055 SolverSat, 340 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 404 GetRequests, 295 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=791occurred in iteration=9, 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 82 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1549 PreInvPairs, 1643 NumberOfFragments, 1524 HoareAnnotationTreeSize, 1549 FomulaSimplifications, 2549 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6585 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1185 NumberOfCodeBlocks, 1185 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1172 ConstructedInterpolants, 0 QuantifiedInterpolants, 193070 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1634 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 109/113 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...