./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/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 548cbaf589264b5429347049095271c63f36d598 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:55:27,530 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:55:27,531 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:55:27,539 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:55:27,539 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:55:27,540 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:55:27,541 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:55:27,542 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:55:27,543 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:55:27,544 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:55:27,544 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:55:27,544 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:55:27,545 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:55:27,546 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:55:27,547 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:55:27,547 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:55:27,548 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:55:27,549 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:55:27,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:55:27,551 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:55:27,552 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:55:27,553 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:55:27,554 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:55:27,555 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:55:27,555 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:55:27,556 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:55:27,556 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:55:27,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:55:27,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:55:27,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:55:27,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:55:27,559 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:55:27,559 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:55:27,559 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:55:27,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:55:27,560 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:55:27,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 15:55:27,570 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:55:27,570 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:55:27,571 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:55:27,571 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:55:27,572 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:55:27,572 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:55:27,572 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 15:55:27,572 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:55:27,572 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:55:27,573 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:55:27,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:55:27,574 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:55:27,574 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:55:27,574 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:55:27,574 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:55:27,574 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:55:27,574 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:55:27,575 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:55:27,575 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:55:27,575 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:55:27,575 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:55:27,575 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 15:55:27,575 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:55:27,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:55:27,576 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_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/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 -> 548cbaf589264b5429347049095271c63f36d598 [2018-11-23 15:55:27,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:55:27,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:55:27,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:55:27,611 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:55:27,611 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:55:27,611 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c [2018-11-23 15:55:27,646 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/data/3ed1e4972/4a2cfd56246042d3a9efd860d70a497a/FLAG3170b246f [2018-11-23 15:55:28,072 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:55:28,072 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c [2018-11-23 15:55:28,080 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/data/3ed1e4972/4a2cfd56246042d3a9efd860d70a497a/FLAG3170b246f [2018-11-23 15:55:28,089 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/data/3ed1e4972/4a2cfd56246042d3a9efd860d70a497a [2018-11-23 15:55:28,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:55:28,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:55:28,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:55:28,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:55:28,095 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:55:28,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28, skipping insertion in model container [2018-11-23 15:55:28,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:55:28,133 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:55:28,336 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:55:28,345 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:55:28,444 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:55:28,463 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:55:28,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28 WrapperNode [2018-11-23 15:55:28,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:55:28,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:55:28,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:55:28,464 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:55:28,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:55:28,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:55:28,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:55:28,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:55:28,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... [2018-11-23 15:55:28,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:55:28,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:55:28,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:55:28,515 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:55:28,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/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 [2018-11-23 15:55:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 15:55:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 15:55:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:55:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:55:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 15:55:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 15:55:28,551 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 15:55:28,551 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 15:55:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 15:55:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 15:55:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 15:55:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 15:55:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 15:55:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 15:55:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 15:55:28,552 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 15:55:28,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 15:55:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 15:55:28,553 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 15:55:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 15:55:28,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 15:55:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 15:55:28,553 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 15:55:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 15:55:28,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 15:55:28,553 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 15:55:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 15:55:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 15:55:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 15:55:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 15:55:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 15:55:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 15:55:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 15:55:28,554 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 15:55:28,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 15:55:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 15:55:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 15:55:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 15:55:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 15:55:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 15:55:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 15:55:28,555 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 15:55:28,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 15:55:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 15:55:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 15:55:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 15:55:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 15:55:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 15:55:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 15:55:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 15:55:28,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 15:55:28,556 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 15:55:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 15:55:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 15:55:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 15:55:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 15:55:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 15:55:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 15:55:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 15:55:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 15:55:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:55:28,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:55:28,557 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 15:55:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 15:55:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 15:55:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 15:55:28,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:55:28,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:55:28,989 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:55:28,989 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 15:55:28,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:55:28 BoogieIcfgContainer [2018-11-23 15:55:28,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:55:28,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:55:28,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:55:28,993 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:55:28,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:55:28" (1/3) ... [2018-11-23 15:55:28,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e08ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:55:28, skipping insertion in model container [2018-11-23 15:55:28,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:28" (2/3) ... [2018-11-23 15:55:28,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e08ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:55:28, skipping insertion in model container [2018-11-23 15:55:28,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:55:28" (3/3) ... [2018-11-23 15:55:28,996 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55_true-unreach-call_false-termination.cil.c [2018-11-23 15:55:29,004 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:55:29,011 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:55:29,024 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:55:29,043 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 15:55:29,043 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:55:29,044 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:55:29,044 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:55:29,044 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:55:29,044 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:55:29,044 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:55:29,044 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:55:29,044 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:55:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2018-11-23 15:55:29,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 15:55:29,070 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:29,071 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:55:29,073 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:29,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:29,078 INFO L82 PathProgramCache]: Analyzing trace with hash -2044994500, now seen corresponding path program 1 times [2018-11-23 15:55:29,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:29,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:29,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:29,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:29,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:29,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:55:29,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:29,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 15:55:29,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 15:55:29,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 15:55:29,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 15:55:29,290 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 2 states. [2018-11-23 15:55:29,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:29,326 INFO L93 Difference]: Finished difference Result 320 states and 397 transitions. [2018-11-23 15:55:29,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 15:55:29,328 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 15:55:29,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:29,337 INFO L225 Difference]: With dead ends: 320 [2018-11-23 15:55:29,338 INFO L226 Difference]: Without dead ends: 162 [2018-11-23 15:55:29,340 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 15:55:29,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-11-23 15:55:29,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2018-11-23 15:55:29,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-11-23 15:55:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 192 transitions. [2018-11-23 15:55:29,376 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 192 transitions. Word has length 59 [2018-11-23 15:55:29,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:29,377 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 192 transitions. [2018-11-23 15:55:29,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 15:55:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 192 transitions. [2018-11-23 15:55:29,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:55:29,379 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:29,379 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:55:29,379 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:29,380 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:29,380 INFO L82 PathProgramCache]: Analyzing trace with hash -2066633447, now seen corresponding path program 1 times [2018-11-23 15:55:29,380 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:29,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:29,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:29,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:29,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:55:29,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:29,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 15:55:29,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 15:55:29,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 15:55:29,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:55:29,529 INFO L87 Difference]: Start difference. First operand 162 states and 192 transitions. Second operand 7 states. [2018-11-23 15:55:30,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:30,021 INFO L93 Difference]: Finished difference Result 495 states and 612 transitions. [2018-11-23 15:55:30,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:55:30,023 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-23 15:55:30,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:30,026 INFO L225 Difference]: With dead ends: 495 [2018-11-23 15:55:30,026 INFO L226 Difference]: Without dead ends: 361 [2018-11-23 15:55:30,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:55:30,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-11-23 15:55:30,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 353. [2018-11-23 15:55:30,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-11-23 15:55:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 434 transitions. [2018-11-23 15:55:30,069 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 434 transitions. Word has length 64 [2018-11-23 15:55:30,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:30,069 INFO L480 AbstractCegarLoop]: Abstraction has 353 states and 434 transitions. [2018-11-23 15:55:30,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 15:55:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 434 transitions. [2018-11-23 15:55:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 15:55:30,072 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:30,072 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:55:30,073 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:30,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:30,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1296411485, now seen corresponding path program 1 times [2018-11-23 15:55:30,073 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:30,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:30,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:30,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:30,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 15:55:30,164 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:30,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 15:55:30,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 15:55:30,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 15:55:30,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:55:30,165 INFO L87 Difference]: Start difference. First operand 353 states and 434 transitions. Second operand 7 states. [2018-11-23 15:55:30,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:30,622 INFO L93 Difference]: Finished difference Result 918 states and 1242 transitions. [2018-11-23 15:55:30,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 15:55:30,623 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 15:55:30,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:30,626 INFO L225 Difference]: With dead ends: 918 [2018-11-23 15:55:30,627 INFO L226 Difference]: Without dead ends: 593 [2018-11-23 15:55:30,628 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 15:55:30,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2018-11-23 15:55:30,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 513. [2018-11-23 15:55:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-11-23 15:55:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 645 transitions. [2018-11-23 15:55:30,692 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 645 transitions. Word has length 70 [2018-11-23 15:55:30,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:30,693 INFO L480 AbstractCegarLoop]: Abstraction has 513 states and 645 transitions. [2018-11-23 15:55:30,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 15:55:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 645 transitions. [2018-11-23 15:55:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:55:30,696 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:30,696 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] [2018-11-23 15:55:30,696 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:30,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:30,697 INFO L82 PathProgramCache]: Analyzing trace with hash 290465587, now seen corresponding path program 1 times [2018-11-23 15:55:30,697 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:30,697 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:30,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:30,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:30,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:55:30,799 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:30,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:55:30,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:55:30,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:55:30,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:55:30,800 INFO L87 Difference]: Start difference. First operand 513 states and 645 transitions. Second operand 6 states. [2018-11-23 15:55:30,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:30,865 INFO L93 Difference]: Finished difference Result 1008 states and 1301 transitions. [2018-11-23 15:55:30,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 15:55:30,865 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 97 [2018-11-23 15:55:30,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:30,868 INFO L225 Difference]: With dead ends: 1008 [2018-11-23 15:55:30,868 INFO L226 Difference]: Without dead ends: 523 [2018-11-23 15:55:30,870 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:55:30,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2018-11-23 15:55:30,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 523. [2018-11-23 15:55:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-11-23 15:55:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 655 transitions. [2018-11-23 15:55:30,897 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 655 transitions. Word has length 97 [2018-11-23 15:55:30,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:30,897 INFO L480 AbstractCegarLoop]: Abstraction has 523 states and 655 transitions. [2018-11-23 15:55:30,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:55:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 655 transitions. [2018-11-23 15:55:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:55:30,899 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:30,899 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] [2018-11-23 15:55:30,899 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:30,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:30,899 INFO L82 PathProgramCache]: Analyzing trace with hash 218079029, now seen corresponding path program 1 times [2018-11-23 15:55:30,899 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:30,899 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:30,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:30,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:30,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:30,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:55:30,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:30,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 15:55:30,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 15:55:30,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 15:55:30,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:55:30,971 INFO L87 Difference]: Start difference. First operand 523 states and 655 transitions. Second operand 8 states. [2018-11-23 15:55:31,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:31,016 INFO L93 Difference]: Finished difference Result 1032 states and 1354 transitions. [2018-11-23 15:55:31,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 15:55:31,017 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 97 [2018-11-23 15:55:31,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:31,020 INFO L225 Difference]: With dead ends: 1032 [2018-11-23 15:55:31,020 INFO L226 Difference]: Without dead ends: 537 [2018-11-23 15:55:31,022 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:55:31,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-11-23 15:55:31,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 531. [2018-11-23 15:55:31,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-11-23 15:55:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 663 transitions. [2018-11-23 15:55:31,049 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 663 transitions. Word has length 97 [2018-11-23 15:55:31,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:31,050 INFO L480 AbstractCegarLoop]: Abstraction has 531 states and 663 transitions. [2018-11-23 15:55:31,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 15:55:31,050 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 663 transitions. [2018-11-23 15:55:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 15:55:31,052 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:31,052 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] [2018-11-23 15:55:31,053 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:31,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:31,053 INFO L82 PathProgramCache]: Analyzing trace with hash 547844790, now seen corresponding path program 1 times [2018-11-23 15:55:31,053 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:31,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:31,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:31,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:31,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:31,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:55:31,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:31,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 15:55:31,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 15:55:31,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 15:55:31,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:55:31,140 INFO L87 Difference]: Start difference. First operand 531 states and 663 transitions. Second operand 4 states. [2018-11-23 15:55:31,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:31,389 INFO L93 Difference]: Finished difference Result 1712 states and 2268 transitions. [2018-11-23 15:55:31,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:55:31,390 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2018-11-23 15:55:31,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:31,396 INFO L225 Difference]: With dead ends: 1712 [2018-11-23 15:55:31,396 INFO L226 Difference]: Without dead ends: 1182 [2018-11-23 15:55:31,398 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:55:31,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2018-11-23 15:55:31,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1165. [2018-11-23 15:55:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1165 states. [2018-11-23 15:55:31,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1514 transitions. [2018-11-23 15:55:31,466 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1514 transitions. Word has length 97 [2018-11-23 15:55:31,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:31,466 INFO L480 AbstractCegarLoop]: Abstraction has 1165 states and 1514 transitions. [2018-11-23 15:55:31,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 15:55:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1514 transitions. [2018-11-23 15:55:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 15:55:31,468 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:31,468 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] [2018-11-23 15:55:31,469 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:31,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:31,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1712195356, now seen corresponding path program 1 times [2018-11-23 15:55:31,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:31,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:31,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:31,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:31,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:55:31,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:31,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 15:55:31,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 15:55:31,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 15:55:31,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:55:31,586 INFO L87 Difference]: Start difference. First operand 1165 states and 1514 transitions. Second operand 9 states. [2018-11-23 15:55:32,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:32,571 INFO L93 Difference]: Finished difference Result 3301 states and 4622 transitions. [2018-11-23 15:55:32,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 15:55:32,571 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2018-11-23 15:55:32,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:32,578 INFO L225 Difference]: With dead ends: 3301 [2018-11-23 15:55:32,579 INFO L226 Difference]: Without dead ends: 2317 [2018-11-23 15:55:32,581 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-23 15:55:32,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2317 states. [2018-11-23 15:55:32,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2317 to 1989. [2018-11-23 15:55:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2018-11-23 15:55:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2547 transitions. [2018-11-23 15:55:32,656 INFO L78 Accepts]: Start accepts. Automaton has 1989 states and 2547 transitions. Word has length 101 [2018-11-23 15:55:32,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:32,657 INFO L480 AbstractCegarLoop]: Abstraction has 1989 states and 2547 transitions. [2018-11-23 15:55:32,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 15:55:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2547 transitions. [2018-11-23 15:55:32,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 15:55:32,660 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:32,660 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:55:32,660 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:32,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:32,660 INFO L82 PathProgramCache]: Analyzing trace with hash 45731272, now seen corresponding path program 1 times [2018-11-23 15:55:32,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:32,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:32,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:32,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:32,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:32,764 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 15:55:32,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:55:32,764 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/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 [2018-11-23 15:55:32,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:32,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:55:32,983 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:55:32,999 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 15:55:32,999 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-23 15:55:33,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 15:55:33,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 15:55:33,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-23 15:55:33,001 INFO L87 Difference]: Start difference. First operand 1989 states and 2547 transitions. Second operand 16 states. [2018-11-23 15:55:33,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:33,911 INFO L93 Difference]: Finished difference Result 4511 states and 6076 transitions. [2018-11-23 15:55:33,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 15:55:33,912 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 178 [2018-11-23 15:55:33,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:33,920 INFO L225 Difference]: With dead ends: 4511 [2018-11-23 15:55:33,920 INFO L226 Difference]: Without dead ends: 2736 [2018-11-23 15:55:33,924 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 15:55:33,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2736 states. [2018-11-23 15:55:34,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2736 to 2490. [2018-11-23 15:55:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2490 states. [2018-11-23 15:55:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 3117 transitions. [2018-11-23 15:55:34,026 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 3117 transitions. Word has length 178 [2018-11-23 15:55:34,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:34,027 INFO L480 AbstractCegarLoop]: Abstraction has 2490 states and 3117 transitions. [2018-11-23 15:55:34,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 15:55:34,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3117 transitions. [2018-11-23 15:55:34,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-23 15:55:34,033 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:34,034 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:55:34,034 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:34,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:34,034 INFO L82 PathProgramCache]: Analyzing trace with hash 428735748, now seen corresponding path program 1 times [2018-11-23 15:55:34,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:34,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:34,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:34,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:34,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-11-23 15:55:34,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:55:34,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:55:34,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:55:34,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:55:34,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:55:34,104 INFO L87 Difference]: Start difference. First operand 2490 states and 3117 transitions. Second operand 3 states. [2018-11-23 15:55:34,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:34,167 INFO L93 Difference]: Finished difference Result 3705 states and 4421 transitions. [2018-11-23 15:55:34,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:55:34,167 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 285 [2018-11-23 15:55:34,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:34,173 INFO L225 Difference]: With dead ends: 3705 [2018-11-23 15:55:34,173 INFO L226 Difference]: Without dead ends: 2265 [2018-11-23 15:55:34,177 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:55:34,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2265 states. [2018-11-23 15:55:34,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2265 to 2265. [2018-11-23 15:55:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2265 states. [2018-11-23 15:55:34,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 2265 states and 2693 transitions. [2018-11-23 15:55:34,254 INFO L78 Accepts]: Start accepts. Automaton has 2265 states and 2693 transitions. Word has length 285 [2018-11-23 15:55:34,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:34,255 INFO L480 AbstractCegarLoop]: Abstraction has 2265 states and 2693 transitions. [2018-11-23 15:55:34,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:55:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2693 transitions. [2018-11-23 15:55:34,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 15:55:34,260 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:55:34,260 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:55:34,260 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:55:34,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:55:34,261 INFO L82 PathProgramCache]: Analyzing trace with hash 469356375, now seen corresponding path program 1 times [2018-11-23 15:55:34,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:55:34,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:55:34,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:34,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:34,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:55:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 74 proven. 53 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-23 15:55:34,400 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:55:34,400 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/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 [2018-11-23 15:55:34,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:55:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:55:34,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:55:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 204 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 15:55:34,715 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 15:55:34,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 20 [2018-11-23 15:55:34,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-23 15:55:34,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-23 15:55:34,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2018-11-23 15:55:34,718 INFO L87 Difference]: Start difference. First operand 2265 states and 2693 transitions. Second operand 20 states. [2018-11-23 15:55:37,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:55:37,372 INFO L93 Difference]: Finished difference Result 6887 states and 9375 transitions. [2018-11-23 15:55:37,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-23 15:55:37,373 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 297 [2018-11-23 15:55:37,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:55:37,374 INFO L225 Difference]: With dead ends: 6887 [2018-11-23 15:55:37,374 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:55:37,387 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 305 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=368, Invalid=1612, Unknown=0, NotChecked=0, Total=1980 [2018-11-23 15:55:37,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:55:37,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:55:37,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:55:37,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:55:37,389 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 297 [2018-11-23 15:55:37,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:55:37,389 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:55:37,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-23 15:55:37,389 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:55:37,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:55:37,393 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:55:37,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:37,661 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 83 [2018-11-23 15:55:38,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:38,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:38,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:38,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:55:39,592 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2018-11-23 15:55:39,976 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 40 [2018-11-23 15:55:40,181 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 48 [2018-11-23 15:55:40,527 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-11-23 15:55:41,269 WARN L180 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 56 [2018-11-23 15:55:41,386 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 30 [2018-11-23 15:55:41,984 WARN L180 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 57 [2018-11-23 15:55:42,181 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 1 [2018-11-23 15:55:42,648 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 47 [2018-11-23 15:55:42,929 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 33 [2018-11-23 15:55:43,689 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2018-11-23 15:55:44,281 WARN L180 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 42 [2018-11-23 15:55:44,483 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 35 [2018-11-23 15:55:44,700 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 38 [2018-11-23 15:55:44,921 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 29 [2018-11-23 15:55:45,133 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 39 [2018-11-23 15:55:45,461 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 48 [2018-11-23 15:55:45,577 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 530 536) the Hoare annotation is: true [2018-11-23 15:55:45,577 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 530 536) no Hoare annotation was computed. [2018-11-23 15:55:45,577 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 537 545) no Hoare annotation was computed. [2018-11-23 15:55:45,577 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 537 545) the Hoare annotation is: true [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 537 545) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 980 987) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 980 987) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 980 987) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point L993(line 993) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 988 997) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 2 ~waterLevel~0)) (.cse6 (<= 1 ~switchedOnBeforeTS~0))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse3) (or (< 1 ~waterLevel~0) .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse6 (not (= ~waterLevel~0 1))) (or .cse4 .cse3 .cse2 (not (= ~waterLevel~0 2))) (or .cse5 .cse4 .cse0 .cse1 .cse6))) [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 988 997) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 988 997) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L444 ceAbstractionStarter]: At program point L1013(line 1013) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (< 2 ~waterLevel~0) .cse1) (or (< 0 ~waterLevel~0) .cse2 .cse3 .cse1) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse0 .cse2) (or .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse2 .cse3 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2018-11-23 15:55:45,578 INFO L448 ceAbstractionStarter]: For program point L1010(lines 1010 1020) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 998 1026) the Hoare annotation is: true [2018-11-23 15:55:45,579 INFO L444 ceAbstractionStarter]: At program point L1008(line 1008) the Hoare annotation is: (let ((.cse0 (< 0 ~waterLevel~0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (< ~switchedOnBeforeTS~0 1)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= ~waterLevel~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 (not (= ~waterLevel~0 2))) (or .cse5 .cse0 .cse6 .cse1 .cse2) (or .cse1 .cse3 .cse4 .cse7 .cse2) (or .cse5 .cse6 .cse1 .cse7 .cse2) (or .cse6 (< 2 ~waterLevel~0) .cse4 (and (<= ~waterLevel~0 1) .cse2)))) [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L1008-1(line 1008) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L1006(lines 1006 1023) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L1006-1(lines 998 1026) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L451 ceAbstractionStarter]: At program point L1004(line 1004) the Hoare annotation is: true [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 998 1026) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,579 INFO L444 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-23 15:55:45,579 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,580 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,580 INFO L444 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 963 977) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L444 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0)))) (let ((.cse2 (not (= ~waterLevel~0 2))) (.cse8 (< 0 ~waterLevel~0)) (.cse1 (= |old(~systemActive~0)| 0)) (.cse5 (and .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (or .cse1 .cse2) .cse3)) (or .cse4 .cse2) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse4) (or .cse5 .cse1 .cse3 .cse6 .cse7) (or .cse8 .cse4 .cse6) (or .cse8 .cse1 .cse5 .cse3 .cse6) (or (< 2 ~waterLevel~0) .cse3 (not (= |old(~systemActive~0)| 1)) .cse6 (= ~systemActive~0 1)) (or .cse4 .cse7)))) [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 963 977) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse7 (and .cse0 .cse10)) (.cse9 (< 0 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 2))) (.cse4 (= 0 ~pumpRunning~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (or .cse1 .cse2) .cse3)) (or .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse3 .cse8 .cse6) (or .cse9 .cse1 .cse7 .cse3 .cse8) (or (< ~switchedOnBeforeTS~0 1) .cse9 .cse4 .cse5) (or .cse9 .cse10 .cse5 .cse8) (or (< 2 ~waterLevel~0) .cse3 (not (= |old(~systemActive~0)| 1)) .cse8 (= ~systemActive~0 1)) (or (or .cse5 .cse2) .cse4)))) [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 963 977) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 880 888) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 880 888) the Hoare annotation is: true [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 880 888) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 944 962) the Hoare annotation is: true [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 957) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L451 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: true [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point L953-2(lines 953 957) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point L951-1(line 951) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 944 962) no Hoare annotation was computed. [2018-11-23 15:55:45,580 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 944 962) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 523 529) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 523 529) the Hoare annotation is: true [2018-11-23 15:55:45,581 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,581 INFO L444 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 869 879) the Hoare annotation is: true [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 869 879) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L451 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 869 879) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 861 868) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 861 868) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 861 868) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point L834-1(line 834) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point L832(lines 832 849) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 828 852) no Hoare annotation was computed. [2018-11-23 15:55:45,581 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 828 852) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse3 .cse0 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse0 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,581 INFO L444 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse2 .cse3 .cse1 .cse0) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1))) (or (< 0 ~waterLevel~0) .cse3 .cse4 .cse0))) [2018-11-23 15:55:45,581 INFO L448 ceAbstractionStarter]: For program point L847-1(lines 828 852) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L444 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,582 INFO L444 ceAbstractionStarter]: At program point L838(line 838) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 844) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L444 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 719) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 709 722) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 709 722) the Hoare annotation is: true [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 709 722) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 768 774) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 768 774) the Hoare annotation is: true [2018-11-23 15:55:45,582 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,582 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (not (= ~systemActive~0 0))) (.cse5 (<= ~waterLevel~0 1)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (and .cse0 (and (and .cse2 .cse3) .cse4)) (and .cse0 (and .cse1 .cse3)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 (<= ~waterLevel~0 2)) (and .cse0 .cse1 .cse5 .cse6) (and .cse0 .cse2 .cse5 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 3)) (.cse1 (not (= ~systemActive~0 0))) (.cse2 (= ~pumpRunning~0 1))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~pumpRunning~0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~waterLevel~0 2) .cse2))) [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-11-23 15:55:45,582 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (not (= ~systemActive~0 0))) (.cse4 (= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 2)) (and .cse0 (and .cse1 (= 2 ~waterLevel~0) .cse3)) (and .cse0 .cse1 (= 1 ~waterLevel~0) .cse3) (and .cse0 .cse1 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse5) (and .cse0 .cse2 .cse6 .cse7 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse4 .cse7))) [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (not (= ~systemActive~0 0))) (.cse4 (= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse4 .cse6))) [2018-11-23 15:55:45,583 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 2)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse1 (not (= ~systemActive~0 0))) (.cse5 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse4 .cse1 .cse5) (and .cse0 .cse4 .cse2 .cse6) (and .cse0 (and (= 1 ~waterLevel~0) (and .cse4 (= ~systemActive~0 1)))) (and .cse0 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse5 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 723 731) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 723 731) the Hoare annotation is: true [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 723 731) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 853 860) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 853 860) no Hoare annotation was computed. [2018-11-23 15:55:45,583 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 853 860) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 15:55:45,583 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 925 943) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point L934(lines 934 938) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 925 943) the Hoare annotation is: true [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 925 943) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L451 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: true [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point L934-2(lines 934 938) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point L932-1(line 932) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 700 708) the Hoare annotation is: true [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 700 708) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 700 708) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 656 667) the Hoare annotation is: true [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 656 667) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point L660-1(lines 656 667) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 668 676) the Hoare annotation is: true [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 668 676) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 668 676) no Hoare annotation was computed. [2018-11-23 15:55:45,584 INFO L444 ceAbstractionStarter]: At program point L757(line 757) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (< 1 |old(~waterLevel~0)|) .cse0 (and .cse1 (<= ~waterLevel~0 0) .cse2) .cse3 .cse4) (or (or (or .cse0 (not (= |old(~waterLevel~0)| 2))) .cse3) (and (= 1 ~waterLevel~0) .cse1 .cse2)) (or (< 0 |old(~waterLevel~0)|) .cse5 .cse0 .cse3 .cse4) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 |old(~waterLevel~0)|) (and (= 0 ~pumpRunning~0) (not .cse0) .cse5 .cse2)))) [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point L755(lines 755 761) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~systemActive~0 0))) (let ((.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not .cse1)) (.cse9 (= ~pumpRunning~0 1)) (.cse15 (or (= ~waterLevel~0 1) .cse6)) (.cse16 (<= ~waterLevel~0 0)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse0 (and .cse9 .cse15 .cse16 .cse7)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse4 (and .cse12 .cse5 .cse8 .cse15 .cse16)) (.cse10 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2 .cse3 .cse4) (or (and .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse6) (or .cse10 .cse11)) (let ((.cse13 (= 1 ~waterLevel~0))) (or (or (or .cse1 .cse11) .cse2) (and .cse12 .cse5 .cse13) (and .cse13 .cse9 .cse7))) (let ((.cse14 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse12 .cse14 .cse5) .cse0 .cse1 (< 2 |old(~waterLevel~0)|) .cse2 .cse3 .cse4 (and .cse14 .cse9 .cse7))) (or (< 1 |old(~waterLevel~0)|) .cse10 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse5 .cse15 .cse7)))))) [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 741 767) the Hoare annotation is: (let ((.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse9 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse14 (or (= ~waterLevel~0 1) .cse12)) (.cse2 (<= ~waterLevel~0 0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse13 (= ~pumpRunning~0 1)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse11 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse8 .cse5 .cse1 .cse9 .cse10) (or (and .cse11 .cse12) (or .cse5 .cse7)) (or (< 1 |old(~waterLevel~0)|) .cse5 .cse4 .cse6) (or .cse1 .cse9 .cse3 .cse4 (and .cse13 .cse14 .cse6)) (or .cse8 .cse5 .cse10 .cse15) (or .cse0 .cse5 (and .cse11 .cse14 .cse2)) (or (or (or .cse1 .cse7) .cse3) (and .cse13 .cse12)) (or .cse5 .cse15 (and .cse11 (= 1 ~waterLevel~0)))))) [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 2)))) (and (or (< 1 |old(~waterLevel~0)|) .cse0) (or .cse1 (< 2 |old(~waterLevel~0)|) .cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or .cse0 .cse5) (or .cse1 .cse2 (and (= ~waterLevel~0 2) .cse3 .cse4) .cse5))) [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point L748(lines 744 766) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 741 767) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point L746(lines 744 766) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 741 767) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-11-23 15:55:45,585 INFO L451 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-23 15:55:45,585 INFO L444 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-11-23 15:55:45,585 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 632 643) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 2)) .cse3) (or (= 1 ~waterLevel~0) .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3 .cse2))) [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point L636-1(lines 632 643) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 632 643) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 15:55:45,586 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 776 800) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse3 .cse0 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse0 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 776 800) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L444 ceAbstractionStarter]: At program point L795(line 795) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,586 INFO L448 ceAbstractionStarter]: For program point L795-1(lines 776 800) no Hoare annotation was computed. [2018-11-23 15:55:45,586 INFO L444 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (let ((.cse0 (< 0 ~waterLevel~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse6) (or .cse0 .cse2 .cse5 .cse4) (or .cse3 .cse4 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse4 .cse6 .cse3))) [2018-11-23 15:55:45,587 INFO L444 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (< 0 ~waterLevel~0) .cse1 .cse3 .cse2))) [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 792) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L444 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse2 .cse3 .cse1 .cse0) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1))) (or (< 0 ~waterLevel~0) .cse3 .cse4 .cse0))) [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 797) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 644 655) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point L648-1(lines 644 655) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 644 655) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse8 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse10 (< 0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse11 (<= ~waterLevel~0 0)) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse6 (or (= ~waterLevel~0 1) .cse9)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (= ~waterLevel~0 2) .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or (or .cse5 (not (= ~systemActive~0 1)) .cse7) .cse8) (or .cse8 .cse0 .cse1 .cse4 .cse7) (or .cse9 .cse4 .cse5 .cse2) (or .cse10 .cse11 .cse4 .cse5) (or .cse10 .cse0 .cse1 (and .cse6 .cse11) .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse3 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse6) (or .cse5 .cse0))))) [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 547 554) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 547 554) the Hoare annotation is: true [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 547 554) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 802 826) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 802 826) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse3 .cse0 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse0 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,587 INFO L444 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse2 .cse3 .cse1 .cse0) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1))) (or (< 0 ~waterLevel~0) .cse3 .cse4 .cse0))) [2018-11-23 15:55:45,587 INFO L448 ceAbstractionStarter]: For program point L821-1(lines 802 826) no Hoare annotation was computed. [2018-11-23 15:55:45,587 INFO L444 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,588 INFO L444 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,588 INFO L448 ceAbstractionStarter]: For program point L810(lines 810 818) no Hoare annotation was computed. [2018-11-23 15:55:45,588 INFO L444 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-11-23 15:55:45,588 INFO L448 ceAbstractionStarter]: For program point L808-1(line 808) no Hoare annotation was computed. [2018-11-23 15:55:45,588 INFO L448 ceAbstractionStarter]: For program point L806(lines 806 823) no Hoare annotation was computed. [2018-11-23 15:55:45,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:55:45 BoogieIcfgContainer [2018-11-23 15:55:45,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:55:45,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:55:45,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:55:45,600 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:55:45,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:55:28" (3/4) ... [2018-11-23 15:55:45,604 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:55:45,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 15:55:45,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 15:55:45,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 15:55:45,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 15:55:45,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 15:55:45,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 15:55:45,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-23 15:55:45,618 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 15:55:45,619 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 15:55:45,619 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 15:55:45,620 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 15:55:45,620 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 15:55:45,620 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:55:45,620 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:55:45,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 <= switchedOnBeforeTS && splverifierCounter <= 3) && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) || !(\old(systemActive) == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && 1 == waterLevel) && systemActive == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel == 2) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel <= 1) && switchedOnBeforeTS == pumpRunning)) || ((((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel <= 1) && pumpRunning == 1) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || (((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel == 2) && pumpRunning == 1) [2018-11-23 15:55:45,641 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && 1 == waterLevel)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 15:55:45,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || (0 == pumpRunning && 1 == waterLevel) [2018-11-23 15:55:45,678 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ca906a7-523f-4fb8-8ff1-5400ba7698f3/bin-2019/uautomizer/witness.graphml [2018-11-23 15:55:45,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:55:45,679 INFO L168 Benchmark]: Toolchain (without parser) took 17588.08 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 775.9 MB). Free memory was 955.5 MB in the beginning and 1.5 GB in the end (delta: -562.5 MB). Peak memory consumption was 213.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:55:45,680 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:55:45,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 15:55:45,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.65 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:55:45,680 INFO L168 Benchmark]: Boogie Preprocessor took 24.88 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. [2018-11-23 15:55:45,680 INFO L168 Benchmark]: RCFGBuilder took 474.19 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: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. [2018-11-23 15:55:45,681 INFO L168 Benchmark]: TraceAbstraction took 16609.59 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 628.1 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -447.5 MB). Peak memory consumption was 899.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:55:45,681 INFO L168 Benchmark]: Witness Printer took 78.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 473.3 kB). Peak memory consumption was 473.3 kB. Max. memory is 11.5 GB. [2018-11-23 15:55:45,682 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -179.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.65 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.88 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 474.19 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: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16609.59 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 628.1 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -447.5 MB). Peak memory consumption was 899.5 MB. Max. memory is 11.5 GB. * Witness Printer took 78.56 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 473.3 kB). Peak memory consumption was 473.3 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 551]: 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: 418]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || (0 == pumpRunning && 1 == waterLevel) - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((((((((((1 <= switchedOnBeforeTS && splverifierCounter <= 3) && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) || !(\old(systemActive) == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && 1 == waterLevel) && systemActive == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel == 2) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel <= 1) && switchedOnBeforeTS == pumpRunning)) || ((((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel <= 1) && pumpRunning == 1) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || (((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel == 2) && pumpRunning == 1) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && 1 == waterLevel)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 175 locations, 1 error locations. SAFE Result, 16.5s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 6.0s AutomataDifference, 0.0s DeadEndRemovalTime, 8.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2537 SDtfs, 2876 SDslu, 7972 SDs, 0 SdLazy, 7757 SolverSat, 1397 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 648 GetRequests, 519 SyntacticMatches, 5 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2490occurred in iteration=8, 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: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 685 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 6362 PreInvPairs, 7621 NumberOfFragments, 3407 HoareAnnotationTreeSize, 6362 FomulaSimplifications, 34654 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 72 FomulaSimplificationsInter, 72186 FormulaSimplificationTreeSizeReductionInter, 6.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1820 NumberOfCodeBlocks, 1820 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1808 ConstructedInterpolants, 0 QuantifiedInterpolants, 552300 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2192 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 807/890 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...