./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/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 38247fcadf5b4c668eea6d964bf6488ba6812482 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 16:13:16,112 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 16:13:16,113 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 16:13:16,119 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 16:13:16,119 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 16:13:16,120 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 16:13:16,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 16:13:16,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 16:13:16,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 16:13:16,122 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 16:13:16,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 16:13:16,123 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 16:13:16,124 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 16:13:16,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 16:13:16,124 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 16:13:16,125 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 16:13:16,125 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 16:13:16,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 16:13:16,127 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 16:13:16,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 16:13:16,128 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 16:13:16,129 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 16:13:16,130 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 16:13:16,130 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 16:13:16,130 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 16:13:16,130 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 16:13:16,131 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 16:13:16,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 16:13:16,131 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 16:13:16,132 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 16:13:16,132 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 16:13:16,132 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 16:13:16,132 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 16:13:16,133 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 16:13:16,133 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 16:13:16,133 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 16:13:16,133 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 16:13:16,140 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 16:13:16,140 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 16:13:16,141 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 16:13:16,141 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 16:13:16,141 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 16:13:16,142 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 16:13:16,142 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 16:13:16,143 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 16:13:16,143 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 16:13:16,143 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 16:13:16,144 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 16:13:16,144 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 16:13:16,144 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 16:13:16,144 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_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/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 -> 38247fcadf5b4c668eea6d964bf6488ba6812482 [2018-12-01 16:13:16,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 16:13:16,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 16:13:16,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 16:13:16,174 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 16:13:16,174 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 16:13:16,175 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c [2018-12-01 16:13:16,217 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/data/ede38fdd2/abf9dac2a64e43ed8f6c2e13bdc504f7/FLAG908daec94 [2018-12-01 16:13:16,686 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 16:13:16,686 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/sv-benchmarks/c/product-lines/minepump_spec5_product56_true-unreach-call_false-termination.cil.c [2018-12-01 16:13:16,693 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/data/ede38fdd2/abf9dac2a64e43ed8f6c2e13bdc504f7/FLAG908daec94 [2018-12-01 16:13:16,702 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/data/ede38fdd2/abf9dac2a64e43ed8f6c2e13bdc504f7 [2018-12-01 16:13:16,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 16:13:16,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 16:13:16,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 16:13:16,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 16:13:16,707 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 16:13:16,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:13:16" (1/1) ... [2018-12-01 16:13:16,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c752cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:16, skipping insertion in model container [2018-12-01 16:13:16,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:13:16" (1/1) ... [2018-12-01 16:13:16,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 16:13:16,736 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 16:13:16,891 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:13:16,899 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 16:13:16,990 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 16:13:17,013 INFO L195 MainTranslator]: Completed translation [2018-12-01 16:13:17,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17 WrapperNode [2018-12-01 16:13:17,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 16:13:17,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 16:13:17,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 16:13:17,014 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 16:13:17,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 16:13:17,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 16:13:17,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 16:13:17,037 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 16:13:17,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,055 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... [2018-12-01 16:13:17,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 16:13:17,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 16:13:17,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 16:13:17,061 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 16:13:17,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/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 [2018-12-01 16:13:17,095 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-01 16:13:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-01 16:13:17,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 16:13:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 16:13:17,095 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-01 16:13:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-01 16:13:17,096 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-01 16:13:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-01 16:13:17,097 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-01 16:13:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-01 16:13:17,097 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-01 16:13:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-01 16:13:17,097 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-01 16:13:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-01 16:13:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 16:13:17,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 16:13:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 16:13:17,098 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 16:13:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 16:13:17,098 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 16:13:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-01 16:13:17,098 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-01 16:13:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-01 16:13:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-01 16:13:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 16:13:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 16:13:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 16:13:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 16:13:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-01 16:13:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-01 16:13:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-01 16:13:17,099 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-01 16:13:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-01 16:13:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-01 16:13:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-01 16:13:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-01 16:13:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-01 16:13:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-01 16:13:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-01 16:13:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-01 16:13:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-01 16:13:17,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-01 16:13:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-01 16:13:17,101 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-01 16:13:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-01 16:13:17,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-01 16:13:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 16:13:17,101 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 16:13:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 16:13:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 16:13:17,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 16:13:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 16:13:17,102 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 16:13:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-01 16:13:17,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-01 16:13:17,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 16:13:17,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 16:13:17,401 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 16:13:17,402 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-01 16:13:17,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:13:17 BoogieIcfgContainer [2018-12-01 16:13:17,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 16:13:17,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 16:13:17,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 16:13:17,405 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 16:13:17,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 04:13:16" (1/3) ... [2018-12-01 16:13:17,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661894c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:13:17, skipping insertion in model container [2018-12-01 16:13:17,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:13:17" (2/3) ... [2018-12-01 16:13:17,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661894c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 04:13:17, skipping insertion in model container [2018-12-01 16:13:17,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:13:17" (3/3) ... [2018-12-01 16:13:17,407 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56_true-unreach-call_false-termination.cil.c [2018-12-01 16:13:17,413 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 16:13:17,418 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 16:13:17,427 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 16:13:17,444 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 16:13:17,445 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 16:13:17,445 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 16:13:17,445 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 16:13:17,445 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 16:13:17,445 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 16:13:17,445 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 16:13:17,445 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 16:13:17,446 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 16:13:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2018-12-01 16:13:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-01 16:13:17,464 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:17,464 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:13:17,466 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:17,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:17,469 INFO L82 PathProgramCache]: Analyzing trace with hash 291553051, now seen corresponding path program 1 times [2018-12-01 16:13:17,470 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:17,471 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:17,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:17,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:17,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:17,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:17,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:17,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 16:13:17,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 16:13:17,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 16:13:17,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 16:13:17,626 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2018-12-01 16:13:17,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:17,650 INFO L93 Difference]: Finished difference Result 328 states and 405 transitions. [2018-12-01 16:13:17,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 16:13:17,651 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-01 16:13:17,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:17,659 INFO L225 Difference]: With dead ends: 328 [2018-12-01 16:13:17,659 INFO L226 Difference]: Without dead ends: 166 [2018-12-01 16:13:17,662 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 16:13:17,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-12-01 16:13:17,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2018-12-01 16:13:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-12-01 16:13:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 196 transitions. [2018-12-01 16:13:17,694 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 196 transitions. Word has length 59 [2018-12-01 16:13:17,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:17,695 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 196 transitions. [2018-12-01 16:13:17,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 16:13:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 196 transitions. [2018-12-01 16:13:17,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 16:13:17,697 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:17,697 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] [2018-12-01 16:13:17,697 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:17,697 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:17,697 INFO L82 PathProgramCache]: Analyzing trace with hash 511668008, now seen corresponding path program 1 times [2018-12-01 16:13:17,698 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:17,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:17,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:17,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:17,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:17,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:17,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:17,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 16:13:17,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 16:13:17,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 16:13:17,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 16:13:17,757 INFO L87 Difference]: Start difference. First operand 166 states and 196 transitions. Second operand 3 states. [2018-12-01 16:13:17,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:17,771 INFO L93 Difference]: Finished difference Result 267 states and 315 transitions. [2018-12-01 16:13:17,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 16:13:17,771 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-01 16:13:17,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:17,773 INFO L225 Difference]: With dead ends: 267 [2018-12-01 16:13:17,773 INFO L226 Difference]: Without dead ends: 157 [2018-12-01 16:13:17,774 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 16:13:17,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-12-01 16:13:17,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-12-01 16:13:17,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-12-01 16:13:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 184 transitions. [2018-12-01 16:13:17,783 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 184 transitions. Word has length 60 [2018-12-01 16:13:17,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:17,783 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 184 transitions. [2018-12-01 16:13:17,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 16:13:17,783 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 184 transitions. [2018-12-01 16:13:17,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 16:13:17,785 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:17,785 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] [2018-12-01 16:13:17,785 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:17,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:17,785 INFO L82 PathProgramCache]: Analyzing trace with hash 1875704169, now seen corresponding path program 1 times [2018-12-01 16:13:17,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:17,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:17,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:17,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:17,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:17,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:17,859 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 16:13:17,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 16:13:17,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 16:13:17,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-01 16:13:17,860 INFO L87 Difference]: Start difference. First operand 157 states and 184 transitions. Second operand 7 states. [2018-12-01 16:13:18,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:18,171 INFO L93 Difference]: Finished difference Result 471 states and 572 transitions. [2018-12-01 16:13:18,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 16:13:18,172 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-01 16:13:18,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:18,175 INFO L225 Difference]: With dead ends: 471 [2018-12-01 16:13:18,175 INFO L226 Difference]: Without dead ends: 342 [2018-12-01 16:13:18,177 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-01 16:13:18,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-12-01 16:13:18,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 330. [2018-12-01 16:13:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2018-12-01 16:13:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 400 transitions. [2018-12-01 16:13:18,208 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 400 transitions. Word has length 65 [2018-12-01 16:13:18,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:18,208 INFO L480 AbstractCegarLoop]: Abstraction has 330 states and 400 transitions. [2018-12-01 16:13:18,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 16:13:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 400 transitions. [2018-12-01 16:13:18,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 16:13:18,211 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:18,212 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:13:18,212 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:18,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:18,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1522125447, now seen corresponding path program 1 times [2018-12-01 16:13:18,212 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:18,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:18,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:18,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:18,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 16:13:18,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:18,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 16:13:18,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 16:13:18,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 16:13:18,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-01 16:13:18,305 INFO L87 Difference]: Start difference. First operand 330 states and 400 transitions. Second operand 7 states. [2018-12-01 16:13:18,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:18,760 INFO L93 Difference]: Finished difference Result 832 states and 1080 transitions. [2018-12-01 16:13:18,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 16:13:18,761 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-01 16:13:18,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:18,764 INFO L225 Difference]: With dead ends: 832 [2018-12-01 16:13:18,764 INFO L226 Difference]: Without dead ends: 530 [2018-12-01 16:13:18,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-01 16:13:18,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-12-01 16:13:18,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 476. [2018-12-01 16:13:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2018-12-01 16:13:18,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 573 transitions. [2018-12-01 16:13:18,797 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 573 transitions. Word has length 70 [2018-12-01 16:13:18,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:18,798 INFO L480 AbstractCegarLoop]: Abstraction has 476 states and 573 transitions. [2018-12-01 16:13:18,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 16:13:18,798 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 573 transitions. [2018-12-01 16:13:18,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-01 16:13:18,799 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:18,799 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] [2018-12-01 16:13:18,799 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:18,799 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:18,800 INFO L82 PathProgramCache]: Analyzing trace with hash 868039624, now seen corresponding path program 1 times [2018-12-01 16:13:18,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:18,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:18,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:18,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:18,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:18,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:18,873 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:18,873 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 16:13:18,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 16:13:18,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 16:13:18,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 16:13:18,874 INFO L87 Difference]: Start difference. First operand 476 states and 573 transitions. Second operand 6 states. [2018-12-01 16:13:18,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:18,918 INFO L93 Difference]: Finished difference Result 934 states and 1147 transitions. [2018-12-01 16:13:18,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 16:13:18,919 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-12-01 16:13:18,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:18,921 INFO L225 Difference]: With dead ends: 934 [2018-12-01 16:13:18,921 INFO L226 Difference]: Without dead ends: 486 [2018-12-01 16:13:18,923 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-01 16:13:18,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2018-12-01 16:13:18,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 486. [2018-12-01 16:13:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 486 states. [2018-12-01 16:13:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 583 transitions. [2018-12-01 16:13:18,950 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 583 transitions. Word has length 98 [2018-12-01 16:13:18,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:18,950 INFO L480 AbstractCegarLoop]: Abstraction has 486 states and 583 transitions. [2018-12-01 16:13:18,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 16:13:18,950 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 583 transitions. [2018-12-01 16:13:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-01 16:13:18,952 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:18,952 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] [2018-12-01 16:13:18,952 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:18,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:18,953 INFO L82 PathProgramCache]: Analyzing trace with hash 795653066, now seen corresponding path program 1 times [2018-12-01 16:13:18,953 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:18,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:18,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:18,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:18,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:19,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:19,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-01 16:13:19,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-01 16:13:19,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-01 16:13:19,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-01 16:13:19,037 INFO L87 Difference]: Start difference. First operand 486 states and 583 transitions. Second operand 8 states. [2018-12-01 16:13:19,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:19,080 INFO L93 Difference]: Finished difference Result 958 states and 1190 transitions. [2018-12-01 16:13:19,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 16:13:19,080 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-12-01 16:13:19,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:19,083 INFO L225 Difference]: With dead ends: 958 [2018-12-01 16:13:19,083 INFO L226 Difference]: Without dead ends: 500 [2018-12-01 16:13:19,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-01 16:13:19,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2018-12-01 16:13:19,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 494. [2018-12-01 16:13:19,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 494 states. [2018-12-01 16:13:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 591 transitions. [2018-12-01 16:13:19,102 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 591 transitions. Word has length 98 [2018-12-01 16:13:19,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:19,103 INFO L480 AbstractCegarLoop]: Abstraction has 494 states and 591 transitions. [2018-12-01 16:13:19,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-01 16:13:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 591 transitions. [2018-12-01 16:13:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-01 16:13:19,104 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:19,104 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] [2018-12-01 16:13:19,104 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:19,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:19,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1125418827, now seen corresponding path program 1 times [2018-12-01 16:13:19,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:19,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:19,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:19,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:19,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:19,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:19,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 16:13:19,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 16:13:19,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 16:13:19,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 16:13:19,158 INFO L87 Difference]: Start difference. First operand 494 states and 591 transitions. Second operand 4 states. [2018-12-01 16:13:19,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:19,333 INFO L93 Difference]: Finished difference Result 1578 states and 1976 transitions. [2018-12-01 16:13:19,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 16:13:19,334 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-12-01 16:13:19,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:19,339 INFO L225 Difference]: With dead ends: 1578 [2018-12-01 16:13:19,339 INFO L226 Difference]: Without dead ends: 1112 [2018-12-01 16:13:19,341 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 16:13:19,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1112 states. [2018-12-01 16:13:19,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1112 to 1095. [2018-12-01 16:13:19,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1095 states. [2018-12-01 16:13:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1344 transitions. [2018-12-01 16:13:19,384 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1344 transitions. Word has length 98 [2018-12-01 16:13:19,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:19,384 INFO L480 AbstractCegarLoop]: Abstraction has 1095 states and 1344 transitions. [2018-12-01 16:13:19,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 16:13:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1344 transitions. [2018-12-01 16:13:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 16:13:19,386 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:19,387 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:13:19,387 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:19,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:19,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1368141157, now seen corresponding path program 1 times [2018-12-01 16:13:19,387 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:19,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:19,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:19,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:19,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:19,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 16:13:19,490 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 16:13:19,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 16:13:19,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 16:13:19,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 16:13:19,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-01 16:13:19,491 INFO L87 Difference]: Start difference. First operand 1095 states and 1344 transitions. Second operand 9 states. [2018-12-01 16:13:20,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:20,187 INFO L93 Difference]: Finished difference Result 2982 states and 3828 transitions. [2018-12-01 16:13:20,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-01 16:13:20,187 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 102 [2018-12-01 16:13:20,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:20,197 INFO L225 Difference]: With dead ends: 2982 [2018-12-01 16:13:20,197 INFO L226 Difference]: Without dead ends: 2111 [2018-12-01 16:13:20,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-01 16:13:20,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2111 states. [2018-12-01 16:13:20,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2111 to 1872. [2018-12-01 16:13:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1872 states. [2018-12-01 16:13:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1872 states and 2259 transitions. [2018-12-01 16:13:20,285 INFO L78 Accepts]: Start accepts. Automaton has 1872 states and 2259 transitions. Word has length 102 [2018-12-01 16:13:20,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:20,285 INFO L480 AbstractCegarLoop]: Abstraction has 1872 states and 2259 transitions. [2018-12-01 16:13:20,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 16:13:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2259 transitions. [2018-12-01 16:13:20,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-01 16:13:20,288 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:20,288 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, 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] [2018-12-01 16:13:20,288 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:20,288 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:20,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1842140852, now seen corresponding path program 1 times [2018-12-01 16:13:20,289 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:20,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:20,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:20,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:20,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-01 16:13:20,387 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 16:13:20,387 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/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 [2018-12-01 16:13:20,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:20,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:13:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 16:13:20,603 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 16:13:20,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-12-01 16:13:20,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-01 16:13:20,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-01 16:13:20,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-01 16:13:20,604 INFO L87 Difference]: Start difference. First operand 1872 states and 2259 transitions. Second operand 16 states. [2018-12-01 16:13:21,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:21,352 INFO L93 Difference]: Finished difference Result 4245 states and 5324 transitions. [2018-12-01 16:13:21,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-01 16:13:21,352 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 180 [2018-12-01 16:13:21,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:21,359 INFO L225 Difference]: With dead ends: 4245 [2018-12-01 16:13:21,359 INFO L226 Difference]: Without dead ends: 2591 [2018-12-01 16:13:21,363 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-12-01 16:13:21,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2591 states. [2018-12-01 16:13:21,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2591 to 2329. [2018-12-01 16:13:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2329 states. [2018-12-01 16:13:21,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2329 states and 2757 transitions. [2018-12-01 16:13:21,457 INFO L78 Accepts]: Start accepts. Automaton has 2329 states and 2757 transitions. Word has length 180 [2018-12-01 16:13:21,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:21,458 INFO L480 AbstractCegarLoop]: Abstraction has 2329 states and 2757 transitions. [2018-12-01 16:13:21,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-01 16:13:21,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2757 transitions. [2018-12-01 16:13:21,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-01 16:13:21,464 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:21,464 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, 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] [2018-12-01 16:13:21,464 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:21,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:21,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1183844972, now seen corresponding path program 1 times [2018-12-01 16:13:21,464 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:21,464 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:21,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:21,465 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:21,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 99 proven. 9 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-12-01 16:13:21,613 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 16:13:21,614 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/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 [2018-12-01 16:13:21,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:21,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:21,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:13:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 208 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-01 16:13:21,890 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 16:13:21,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-12-01 16:13:21,891 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-01 16:13:21,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-01 16:13:21,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-12-01 16:13:21,891 INFO L87 Difference]: Start difference. First operand 2329 states and 2757 transitions. Second operand 18 states. [2018-12-01 16:13:23,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:23,885 INFO L93 Difference]: Finished difference Result 6366 states and 7951 transitions. [2018-12-01 16:13:23,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-01 16:13:23,886 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 301 [2018-12-01 16:13:23,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:23,894 INFO L225 Difference]: With dead ends: 6366 [2018-12-01 16:13:23,894 INFO L226 Difference]: Without dead ends: 3443 [2018-12-01 16:13:23,899 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 307 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-12-01 16:13:23,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3443 states. [2018-12-01 16:13:24,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3443 to 3205. [2018-12-01 16:13:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3205 states. [2018-12-01 16:13:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 3205 states and 3742 transitions. [2018-12-01 16:13:24,008 INFO L78 Accepts]: Start accepts. Automaton has 3205 states and 3742 transitions. Word has length 301 [2018-12-01 16:13:24,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:24,008 INFO L480 AbstractCegarLoop]: Abstraction has 3205 states and 3742 transitions. [2018-12-01 16:13:24,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-01 16:13:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3742 transitions. [2018-12-01 16:13:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2018-12-01 16:13:24,014 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 16:13:24,015 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 16:13:24,015 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 16:13:24,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 16:13:24,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1467299052, now seen corresponding path program 1 times [2018-12-01 16:13:24,015 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 16:13:24,015 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 16:13:24,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:24,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:24,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 16:13:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 113 proven. 16 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2018-12-01 16:13:24,174 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 16:13:24,174 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 16:13:24,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 16:13:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 16:13:24,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 16:13:24,343 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-01 16:13:24,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 16:13:24,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-12-01 16:13:24,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 16:13:24,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 16:13:24,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-01 16:13:24,369 INFO L87 Difference]: Start difference. First operand 3205 states and 3742 transitions. Second operand 10 states. [2018-12-01 16:13:24,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 16:13:24,449 INFO L93 Difference]: Finished difference Result 3747 states and 4355 transitions. [2018-12-01 16:13:24,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 16:13:24,449 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 396 [2018-12-01 16:13:24,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 16:13:24,450 INFO L225 Difference]: With dead ends: 3747 [2018-12-01 16:13:24,450 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 16:13:24,456 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-01 16:13:24,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 16:13:24,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 16:13:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 16:13:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 16:13:24,457 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 396 [2018-12-01 16:13:24,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 16:13:24,457 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 16:13:24,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 16:13:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 16:13:24,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 16:13:24,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 16:13:24,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:24,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 16:13:25,298 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2018-12-01 16:13:25,584 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2018-12-01 16:13:25,957 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-12-01 16:13:26,389 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-01 16:13:26,967 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-12-01 16:13:27,293 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-12-01 16:13:27,502 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 24 [2018-12-01 16:13:27,786 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2018-12-01 16:13:27,928 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2018-12-01 16:13:28,106 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 24 [2018-12-01 16:13:28,345 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2018-12-01 16:13:28,473 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 26 [2018-12-01 16:13:28,723 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-12-01 16:13:28,979 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-12-01 16:13:29,443 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-01 16:13:29,445 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 500 506) the Hoare annotation is: true [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 500 506) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 507 515) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 507 515) the Hoare annotation is: true [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 507 515) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 527 534) 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))) [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 527 534) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 527 534) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 535 544) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 535 544) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 535 544) no Hoare annotation was computed. [2018-12-01 16:13:29,445 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 545 573) the Hoare annotation is: true [2018-12-01 16:13:29,445 INFO L444 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 564) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 567) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 545 573) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L444 ceAbstractionStarter]: At program point L555(line 555) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~6 ~waterLevel~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse5 .cse3) (or .cse2 .cse0 .cse4 .cse1) (or .cse6 (or .cse4 (or .cse2 .cse1))) (or .cse2 .cse6 .cse4 .cse5 .cse3))) [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L555-1(line 555) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L553(lines 553 570) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 545 573) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L451 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: true [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L444 ceAbstractionStarter]: At program point L1026-1(line 1026) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L1024(lines 1024 1031) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L1024-1(lines 1024 1031) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point L1022(line 1022) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1014 1036) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,446 INFO L444 ceAbstractionStarter]: At program point L1021(line 1021) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,446 INFO L444 ceAbstractionStarter]: At program point L1020(line 1020) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,446 INFO L444 ceAbstractionStarter]: At program point L1020-1(line 1020) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1014 1036) no Hoare annotation was computed. [2018-12-01 16:13:29,446 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 1014 1036) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L444 ceAbstractionStarter]: At program point L1026(line 1026) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 385 399) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L444 ceAbstractionStarter]: At program point L391(line 391) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-12-01 16:13:29,447 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 385 399) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 395) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 385 399) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 302 310) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 302 310) the Hoare annotation is: true [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 302 310) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 366 384) the Hoare annotation is: true [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 379) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 366 384) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L451 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: true [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point L375-2(lines 375 379) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 366 384) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 493 499) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 493 499) the Hoare annotation is: true [2018-12-01 16:13:29,447 INFO L444 ceAbstractionStarter]: At program point L1008(line 1008) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,447 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 1003 1013) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 1003 1013) no Hoare annotation was computed. [2018-12-01 16:13:29,447 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 1003 1013) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 291 301) the Hoare annotation is: true [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 291 301) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L451 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: true [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point L296-1(line 296) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 291 301) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 283 290) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 283 290) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 283 290) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L444 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point L256-1(line 256) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 271) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 250 274) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 250 274) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-12-01 16:13:29,448 INFO L444 ceAbstractionStarter]: At program point L269(line 269) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point L269-1(lines 250 274) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L444 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-12-01 16:13:29,448 INFO L444 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 266) no Hoare annotation was computed. [2018-12-01 16:13:29,448 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 190 196) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 190 196) the Hoare annotation is: true [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 410 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and (and (and .cse3 .cse0 .cse2) .cse5) .cse6) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 446) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 410 477) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point L467(lines 420 469) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse6 (and .cse8 .cse1 .cse2)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (and .cse8 .cse2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse0 .cse5) (not (= |old(~waterLevel~0)| 1)) (and (and .cse7 .cse3 .cse5) .cse4)))) [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point L470(lines 419 471) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point L460(line 460) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-01 16:13:29,449 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 464) no Hoare annotation was computed. [2018-12-01 16:13:29,449 INFO L444 ceAbstractionStarter]: At program point L458-1(lines 450 465) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and (and .cse3 .cse0 .cse2) .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse3 .cse5 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point L421(lines 420 469) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L444 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 410 477) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 465) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 275 282) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 275 282) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 275 282) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 347 365) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 347 365) the Hoare annotation is: true [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 347 365) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 360) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L451 ceAbstractionStarter]: At program point L354(line 354) the Hoare annotation is: true [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point L356-2(lines 356 360) no Hoare annotation was computed. [2018-12-01 16:13:29,450 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-12-01 16:13:29,450 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 942 971) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 942 971) the Hoare annotation is: true [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point L956(lines 956 960) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L451 ceAbstractionStarter]: At program point L956-1(lines 956 960) the Hoare annotation is: true [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L451 ceAbstractionStarter]: At program point L952-2(lines 952 966) the Hoare annotation is: true [2018-12-01 16:13:29,451 INFO L451 ceAbstractionStarter]: At program point L948(line 948) the Hoare annotation is: true [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point L948-1(line 948) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L451 ceAbstractionStarter]: At program point L967(lines 942 971) the Hoare annotation is: true [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point L963(line 963) no Hoare annotation was computed. [2018-12-01 16:13:29,451 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-12-01 16:13:29,451 INFO L444 ceAbstractionStarter]: At program point L177(lines 177 183) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-12-01 16:13:29,451 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 163 189) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-12-01 16:13:29,451 INFO L444 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-12-01 16:13:29,451 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 163 189) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point L170(lines 166 188) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point L168(lines 166 188) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 163 189) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 996 1002) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 996 1002) the Hoare annotation is: true [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-01 16:13:29,452 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 400 407) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 400 407) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 (not (= ~waterLevel~0 1))) (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1 .cse2))) [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 400 407) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 198 222) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-12-01 16:13:29,452 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 198 222) no Hoare annotation was computed. [2018-12-01 16:13:29,452 INFO L444 ceAbstractionStarter]: At program point L217(line 217) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point L217-1(lines 198 222) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L444 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse2 .cse3 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-01 16:13:29,453 INFO L444 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point L206(lines 206 214) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L444 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 219) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 517 524) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 517 524) the Hoare annotation is: true [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 517 524) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 224 248) no Hoare annotation was computed. [2018-12-01 16:13:29,453 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 224 248) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-12-01 16:13:29,453 INFO L444 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-01 16:13:29,453 INFO L448 ceAbstractionStarter]: For program point L243-1(lines 224 248) no Hoare annotation was computed. [2018-12-01 16:13:29,454 INFO L444 ceAbstractionStarter]: At program point L238(line 238) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-12-01 16:13:29,454 INFO L444 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (and (= processEnvironment__wrappee__lowWaterSensor_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) (or .cse3 .cse0 .cse1 .cse2))) [2018-12-01 16:13:29,454 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 240) no Hoare annotation was computed. [2018-12-01 16:13:29,454 INFO L444 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-12-01 16:13:29,454 INFO L448 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-12-01 16:13:29,454 INFO L448 ceAbstractionStarter]: For program point L228(lines 228 245) no Hoare annotation was computed. [2018-12-01 16:13:29,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 04:13:29 BoogieIcfgContainer [2018-12-01 16:13:29,461 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 16:13:29,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 16:13:29,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 16:13:29,462 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 16:13:29,462 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:13:17" (3/4) ... [2018-12-01 16:13:29,464 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-01 16:13:29,469 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-01 16:13:29,470 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-01 16:13:29,475 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-01 16:13:29,475 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-01 16:13:29,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-01 16:13:29,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 16:13:29,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 16:13:29,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 16:13:29,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-12-01 16:13:29,493 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-01 16:13:29,516 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6d6d43ab-a3ee-4a3e-b605-244ccdb81217/bin-2019/uautomizer/witness.graphml [2018-12-01 16:13:29,516 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 16:13:29,516 INFO L168 Benchmark]: Toolchain (without parser) took 12812.76 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 601.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -128.3 MB). Peak memory consumption was 473.0 MB. Max. memory is 11.5 GB. [2018-12-01 16:13:29,517 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:13:29,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-12-01 16:13:29,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:13:29,517 INFO L168 Benchmark]: Boogie Preprocessor took 23.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 16:13:29,517 INFO L168 Benchmark]: RCFGBuilder took 341.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. [2018-12-01 16:13:29,517 INFO L168 Benchmark]: TraceAbstraction took 12058.59 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 470.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -37.2 MB). Peak memory consumption was 747.1 MB. Max. memory is 11.5 GB. [2018-12-01 16:13:29,518 INFO L168 Benchmark]: Witness Printer took 54.41 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-12-01 16:13:29,518 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 341.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12058.59 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 470.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -37.2 MB). Peak memory consumption was 747.1 MB. Max. memory is 11.5 GB. * Witness Printer took 54.41 ms. Allocated memory is still 1.6 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 521]: 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: 420]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 179 locations, 1 error locations. SAFE Result, 12.0s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2695 SDtfs, 2917 SDslu, 9061 SDs, 0 SdLazy, 6538 SolverSat, 1570 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1057 GetRequests, 921 SyntacticMatches, 4 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3205occurred in iteration=10, 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 828 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 4601 PreInvPairs, 4762 NumberOfFragments, 2699 HoareAnnotationTreeSize, 4601 FomulaSimplifications, 16693 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 74 FomulaSimplificationsInter, 31719 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 2404 NumberOfCodeBlocks, 2404 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2390 ConstructedInterpolants, 0 QuantifiedInterpolants, 800834 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3739 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1783/1838 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...