./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/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 bf8906b0b730189db64c3dc46780e4460503fe36 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 00:48:45,200 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 00:48:45,201 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 00:48:45,208 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 00:48:45,208 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 00:48:45,208 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 00:48:45,209 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 00:48:45,210 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 00:48:45,211 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 00:48:45,212 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 00:48:45,212 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 00:48:45,213 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 00:48:45,213 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 00:48:45,214 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 00:48:45,215 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 00:48:45,215 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 00:48:45,216 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 00:48:45,217 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 00:48:45,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 00:48:45,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 00:48:45,220 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 00:48:45,221 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 00:48:45,223 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 00:48:45,223 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 00:48:45,223 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 00:48:45,224 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 00:48:45,224 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 00:48:45,225 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 00:48:45,225 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 00:48:45,226 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 00:48:45,226 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 00:48:45,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 00:48:45,227 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 00:48:45,227 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 00:48:45,228 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 00:48:45,228 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 00:48:45,229 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 00:48:45,238 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 00:48:45,238 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 00:48:45,239 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 00:48:45,239 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 00:48:45,239 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 00:48:45,240 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 00:48:45,240 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 00:48:45,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 00:48:45,240 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 00:48:45,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 00:48:45,240 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 00:48:45,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 00:48:45,241 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 00:48:45,241 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 00:48:45,242 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 00:48:45,242 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 00:48:45,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 00:48:45,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 00:48:45,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 00:48:45,242 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 00:48:45,242 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 00:48:45,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 00:48:45,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 00:48:45,243 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_5ec5a776-8345-44f1-8a3a-56a7d79fb045/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 -> bf8906b0b730189db64c3dc46780e4460503fe36 [2018-11-10 00:48:45,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 00:48:45,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 00:48:45,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 00:48:45,277 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 00:48:45,277 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 00:48:45,278 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c [2018-11-10 00:48:45,313 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/data/f1e3182de/45d42847b8124434b9ab2b8e6f869e61/FLAG098e120f7 [2018-11-10 00:48:45,753 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 00:48:45,754 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c [2018-11-10 00:48:45,760 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/data/f1e3182de/45d42847b8124434b9ab2b8e6f869e61/FLAG098e120f7 [2018-11-10 00:48:45,769 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/data/f1e3182de/45d42847b8124434b9ab2b8e6f869e61 [2018-11-10 00:48:45,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 00:48:45,773 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 00:48:45,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 00:48:45,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 00:48:45,777 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 00:48:45,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:48:45" (1/1) ... [2018-11-10 00:48:45,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:45, skipping insertion in model container [2018-11-10 00:48:45,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:48:45" (1/1) ... [2018-11-10 00:48:45,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 00:48:45,821 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 00:48:46,015 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 00:48:46,022 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 00:48:46,076 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 00:48:46,155 INFO L193 MainTranslator]: Completed translation [2018-11-10 00:48:46,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46 WrapperNode [2018-11-10 00:48:46,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 00:48:46,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 00:48:46,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 00:48:46,156 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 00:48:46,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... [2018-11-10 00:48:46,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 00:48:46,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 00:48:46,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 00:48:46,215 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 00:48:46,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 00:48:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 00:48:46,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 00:48:46,263 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 00:48:46,264 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 00:48:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 00:48:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 00:48:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 00:48:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 00:48:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 00:48:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 00:48:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 00:48:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 00:48:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 00:48:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 00:48:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 00:48:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 00:48:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 00:48:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 00:48:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 00:48:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 00:48:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 00:48:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 00:48:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 00:48:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 00:48:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 00:48:46,871 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 00:48:46,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:48:46 BoogieIcfgContainer [2018-11-10 00:48:46,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 00:48:46,872 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 00:48:46,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 00:48:46,874 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 00:48:46,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:48:45" (1/3) ... [2018-11-10 00:48:46,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33374d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:48:46, skipping insertion in model container [2018-11-10 00:48:46,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:48:46" (2/3) ... [2018-11-10 00:48:46,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33374d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:48:46, skipping insertion in model container [2018-11-10 00:48:46,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:48:46" (3/3) ... [2018-11-10 00:48:46,877 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53_true-unreach-call_false-termination.cil.c [2018-11-10 00:48:46,883 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 00:48:46,888 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 00:48:46,898 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 00:48:46,919 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 00:48:46,920 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 00:48:46,920 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 00:48:46,920 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 00:48:46,920 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 00:48:46,920 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 00:48:46,920 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 00:48:46,920 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 00:48:46,920 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 00:48:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2018-11-10 00:48:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 00:48:46,944 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:46,945 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:46,947 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:46,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:46,952 INFO L82 PathProgramCache]: Analyzing trace with hash 2018918115, now seen corresponding path program 1 times [2018-11-10 00:48:46,953 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:46,954 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:46,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:46,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:46,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:47,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:47,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:47,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 00:48:47,163 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 00:48:47,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 00:48:47,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 00:48:47,173 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2018-11-10 00:48:47,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:47,206 INFO L93 Difference]: Finished difference Result 339 states and 412 transitions. [2018-11-10 00:48:47,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 00:48:47,207 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 89 [2018-11-10 00:48:47,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:47,217 INFO L225 Difference]: With dead ends: 339 [2018-11-10 00:48:47,218 INFO L226 Difference]: Without dead ends: 188 [2018-11-10 00:48:47,220 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 00:48:47,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2018-11-10 00:48:47,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2018-11-10 00:48:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2018-11-10 00:48:47,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 216 transitions. [2018-11-10 00:48:47,262 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 216 transitions. Word has length 89 [2018-11-10 00:48:47,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:47,262 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 216 transitions. [2018-11-10 00:48:47,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 00:48:47,262 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 216 transitions. [2018-11-10 00:48:47,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 00:48:47,265 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:47,266 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:47,266 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:47,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:47,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1506190537, now seen corresponding path program 1 times [2018-11-10 00:48:47,266 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:47,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:47,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:47,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:47,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:47,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:47,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 00:48:47,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 00:48:47,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 00:48:47,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 00:48:47,367 INFO L87 Difference]: Start difference. First operand 188 states and 216 transitions. Second operand 3 states. [2018-11-10 00:48:47,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:47,388 INFO L93 Difference]: Finished difference Result 286 states and 332 transitions. [2018-11-10 00:48:47,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 00:48:47,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 91 [2018-11-10 00:48:47,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:47,391 INFO L225 Difference]: With dead ends: 286 [2018-11-10 00:48:47,391 INFO L226 Difference]: Without dead ends: 178 [2018-11-10 00:48:47,392 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 00:48:47,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-11-10 00:48:47,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2018-11-10 00:48:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2018-11-10 00:48:47,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 203 transitions. [2018-11-10 00:48:47,405 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 203 transitions. Word has length 91 [2018-11-10 00:48:47,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:47,406 INFO L481 AbstractCegarLoop]: Abstraction has 178 states and 203 transitions. [2018-11-10 00:48:47,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 00:48:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 203 transitions. [2018-11-10 00:48:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-10 00:48:47,409 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:47,409 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:47,409 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:47,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:47,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1571179758, now seen corresponding path program 1 times [2018-11-10 00:48:47,410 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:47,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:47,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:47,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:47,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:47,530 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:47,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 00:48:47,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 00:48:47,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 00:48:47,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 00:48:47,531 INFO L87 Difference]: Start difference. First operand 178 states and 203 transitions. Second operand 7 states. [2018-11-10 00:48:47,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:47,700 INFO L93 Difference]: Finished difference Result 295 states and 346 transitions. [2018-11-10 00:48:47,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 00:48:47,700 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 95 [2018-11-10 00:48:47,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:47,702 INFO L225 Difference]: With dead ends: 295 [2018-11-10 00:48:47,702 INFO L226 Difference]: Without dead ends: 178 [2018-11-10 00:48:47,703 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 00:48:47,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-11-10 00:48:47,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2018-11-10 00:48:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2018-11-10 00:48:47,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 202 transitions. [2018-11-10 00:48:47,717 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 202 transitions. Word has length 95 [2018-11-10 00:48:47,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:47,717 INFO L481 AbstractCegarLoop]: Abstraction has 178 states and 202 transitions. [2018-11-10 00:48:47,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 00:48:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 202 transitions. [2018-11-10 00:48:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 00:48:47,720 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:47,720 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:47,720 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:47,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:47,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1388607318, now seen corresponding path program 1 times [2018-11-10 00:48:47,721 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:47,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:47,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:47,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:47,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:47,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:47,819 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 00:48:47,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 00:48:47,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 00:48:47,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 00:48:47,820 INFO L87 Difference]: Start difference. First operand 178 states and 202 transitions. Second operand 5 states. [2018-11-10 00:48:48,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:48,126 INFO L93 Difference]: Finished difference Result 411 states and 490 transitions. [2018-11-10 00:48:48,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 00:48:48,127 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 113 [2018-11-10 00:48:48,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:48,129 INFO L225 Difference]: With dead ends: 411 [2018-11-10 00:48:48,129 INFO L226 Difference]: Without dead ends: 294 [2018-11-10 00:48:48,130 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 00:48:48,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-11-10 00:48:48,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 275. [2018-11-10 00:48:48,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-11-10 00:48:48,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 308 transitions. [2018-11-10 00:48:48,165 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 308 transitions. Word has length 113 [2018-11-10 00:48:48,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:48,166 INFO L481 AbstractCegarLoop]: Abstraction has 275 states and 308 transitions. [2018-11-10 00:48:48,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 00:48:48,166 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 308 transitions. [2018-11-10 00:48:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 00:48:48,167 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:48,168 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:48,168 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:48,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:48,169 INFO L82 PathProgramCache]: Analyzing trace with hash -367490793, now seen corresponding path program 1 times [2018-11-10 00:48:48,169 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:48,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:48,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:48,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:48,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:48,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 00:48:48,252 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 00:48:48,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 00:48:48,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 00:48:48,253 INFO L87 Difference]: Start difference. First operand 275 states and 308 transitions. Second operand 6 states. [2018-11-10 00:48:48,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:48,365 INFO L93 Difference]: Finished difference Result 610 states and 723 transitions. [2018-11-10 00:48:48,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 00:48:48,367 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-10 00:48:48,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:48,370 INFO L225 Difference]: With dead ends: 610 [2018-11-10 00:48:48,371 INFO L226 Difference]: Without dead ends: 396 [2018-11-10 00:48:48,372 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 00:48:48,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-10 00:48:48,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 392. [2018-11-10 00:48:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2018-11-10 00:48:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 447 transitions. [2018-11-10 00:48:48,396 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 447 transitions. Word has length 127 [2018-11-10 00:48:48,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:48,396 INFO L481 AbstractCegarLoop]: Abstraction has 392 states and 447 transitions. [2018-11-10 00:48:48,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 00:48:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 447 transitions. [2018-11-10 00:48:48,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 00:48:48,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:48,398 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:48,399 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:48,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:48,399 INFO L82 PathProgramCache]: Analyzing trace with hash 343259645, now seen corresponding path program 1 times [2018-11-10 00:48:48,399 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:48,399 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:48,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:48,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:48,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:48,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:48,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 00:48:48,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 00:48:48,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 00:48:48,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 00:48:48,519 INFO L87 Difference]: Start difference. First operand 392 states and 447 transitions. Second operand 6 states. [2018-11-10 00:48:48,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:48,682 INFO L93 Difference]: Finished difference Result 815 states and 972 transitions. [2018-11-10 00:48:48,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 00:48:48,682 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-10 00:48:48,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:48,685 INFO L225 Difference]: With dead ends: 815 [2018-11-10 00:48:48,685 INFO L226 Difference]: Without dead ends: 601 [2018-11-10 00:48:48,686 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 00:48:48,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-11-10 00:48:48,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 583. [2018-11-10 00:48:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 583 states. [2018-11-10 00:48:48,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 683 transitions. [2018-11-10 00:48:48,716 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 683 transitions. Word has length 131 [2018-11-10 00:48:48,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:48,717 INFO L481 AbstractCegarLoop]: Abstraction has 583 states and 683 transitions. [2018-11-10 00:48:48,717 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 00:48:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 683 transitions. [2018-11-10 00:48:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 00:48:48,718 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:48,719 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:48,719 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:48,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:48,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1592400642, now seen corresponding path program 1 times [2018-11-10 00:48:48,719 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:48,719 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:48,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:48,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:48,769 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:48,769 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 00:48:48,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 00:48:48,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 00:48:48,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 00:48:48,770 INFO L87 Difference]: Start difference. First operand 583 states and 683 transitions. Second operand 5 states. [2018-11-10 00:48:48,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:48,800 INFO L93 Difference]: Finished difference Result 998 states and 1200 transitions. [2018-11-10 00:48:48,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 00:48:48,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-10 00:48:48,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:48,803 INFO L225 Difference]: With dead ends: 998 [2018-11-10 00:48:48,804 INFO L226 Difference]: Without dead ends: 593 [2018-11-10 00:48:48,805 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 00:48:48,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2018-11-10 00:48:48,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 587. [2018-11-10 00:48:48,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 587 states. [2018-11-10 00:48:48,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 686 transitions. [2018-11-10 00:48:48,831 INFO L78 Accepts]: Start accepts. Automaton has 587 states and 686 transitions. Word has length 131 [2018-11-10 00:48:48,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:48,832 INFO L481 AbstractCegarLoop]: Abstraction has 587 states and 686 transitions. [2018-11-10 00:48:48,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 00:48:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 686 transitions. [2018-11-10 00:48:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-10 00:48:48,833 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:48,833 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:48,834 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:48,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:48,834 INFO L82 PathProgramCache]: Analyzing trace with hash -932869120, now seen corresponding path program 1 times [2018-11-10 00:48:48,834 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:48,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:48,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:48,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:48,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:48,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:48,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 00:48:48,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 00:48:48,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 00:48:48,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 00:48:48,909 INFO L87 Difference]: Start difference. First operand 587 states and 686 transitions. Second operand 9 states. [2018-11-10 00:48:48,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:48,983 INFO L93 Difference]: Finished difference Result 1117 states and 1339 transitions. [2018-11-10 00:48:48,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 00:48:48,984 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 131 [2018-11-10 00:48:48,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:48,986 INFO L225 Difference]: With dead ends: 1117 [2018-11-10 00:48:48,986 INFO L226 Difference]: Without dead ends: 591 [2018-11-10 00:48:48,988 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-10 00:48:48,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-11-10 00:48:49,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 585. [2018-11-10 00:48:49,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2018-11-10 00:48:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 682 transitions. [2018-11-10 00:48:49,015 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 682 transitions. Word has length 131 [2018-11-10 00:48:49,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:49,015 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 682 transitions. [2018-11-10 00:48:49,015 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 00:48:49,016 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 682 transitions. [2018-11-10 00:48:49,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 00:48:49,017 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:49,017 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:49,017 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:49,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:49,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1828561687, now seen corresponding path program 1 times [2018-11-10 00:48:49,018 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:49,018 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:49,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:49,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:49,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 00:48:49,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 00:48:49,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 00:48:49,124 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 00:48:49,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 00:48:49,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 00:48:49,124 INFO L87 Difference]: Start difference. First operand 585 states and 682 transitions. Second operand 10 states. [2018-11-10 00:48:49,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:49,294 INFO L93 Difference]: Finished difference Result 1115 states and 1309 transitions. [2018-11-10 00:48:49,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 00:48:49,295 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 132 [2018-11-10 00:48:49,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:49,299 INFO L225 Difference]: With dead ends: 1115 [2018-11-10 00:48:49,299 INFO L226 Difference]: Without dead ends: 591 [2018-11-10 00:48:49,300 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-10 00:48:49,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-11-10 00:48:49,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 574. [2018-11-10 00:48:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2018-11-10 00:48:49,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 651 transitions. [2018-11-10 00:48:49,329 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 651 transitions. Word has length 132 [2018-11-10 00:48:49,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:49,330 INFO L481 AbstractCegarLoop]: Abstraction has 574 states and 651 transitions. [2018-11-10 00:48:49,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 00:48:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 651 transitions. [2018-11-10 00:48:49,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 00:48:49,333 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:49,334 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:49,334 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:49,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:49,334 INFO L82 PathProgramCache]: Analyzing trace with hash 258705090, now seen corresponding path program 1 times [2018-11-10 00:48:49,334 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:49,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:49,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:49,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:49,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 00:48:49,460 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 00:48:49,460 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 00:48:49,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:49,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 00:48:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 00:48:49,773 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 00:48:49,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-10 00:48:49,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-10 00:48:49,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-10 00:48:49,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-10 00:48:49,774 INFO L87 Difference]: Start difference. First operand 574 states and 651 transitions. Second operand 13 states. [2018-11-10 00:48:51,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:51,023 INFO L93 Difference]: Finished difference Result 1356 states and 1664 transitions. [2018-11-10 00:48:51,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 00:48:51,023 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 176 [2018-11-10 00:48:51,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:51,027 INFO L225 Difference]: With dead ends: 1356 [2018-11-10 00:48:51,027 INFO L226 Difference]: Without dead ends: 917 [2018-11-10 00:48:51,028 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-10 00:48:51,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2018-11-10 00:48:51,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 792. [2018-11-10 00:48:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2018-11-10 00:48:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 893 transitions. [2018-11-10 00:48:51,068 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 893 transitions. Word has length 176 [2018-11-10 00:48:51,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:51,068 INFO L481 AbstractCegarLoop]: Abstraction has 792 states and 893 transitions. [2018-11-10 00:48:51,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-10 00:48:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 893 transitions. [2018-11-10 00:48:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 00:48:51,072 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 00:48:51,072 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 00:48:51,072 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 00:48:51,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 00:48:51,073 INFO L82 PathProgramCache]: Analyzing trace with hash 796063481, now seen corresponding path program 1 times [2018-11-10 00:48:51,073 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 00:48:51,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 00:48:51,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:51,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:51,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 00:48:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:51,162 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 00:48:51,162 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 00:48:51,162 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 00:48:51,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 00:48:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 00:48:51,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 00:48:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 00:48:51,467 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 00:48:51,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-10 00:48:51,468 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 00:48:51,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 00:48:51,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-10 00:48:51,468 INFO L87 Difference]: Start difference. First operand 792 states and 893 transitions. Second operand 15 states. [2018-11-10 00:48:53,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 00:48:53,518 INFO L93 Difference]: Finished difference Result 2864 states and 4008 transitions. [2018-11-10 00:48:53,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-10 00:48:53,519 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 180 [2018-11-10 00:48:53,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 00:48:53,520 INFO L225 Difference]: With dead ends: 2864 [2018-11-10 00:48:53,520 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 00:48:53,526 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-10 00:48:53,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 00:48:53,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 00:48:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 00:48:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 00:48:53,527 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 180 [2018-11-10 00:48:53,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 00:48:53,527 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 00:48:53,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 00:48:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 00:48:53,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 00:48:53,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 00:48:53,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:53,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 00:48:54,440 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 21 [2018-11-10 00:48:55,337 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-11-10 00:48:55,472 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 26 [2018-11-10 00:48:55,830 WARN L179 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 42 [2018-11-10 00:48:56,109 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-11-10 00:48:56,749 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 31 [2018-11-10 00:48:57,290 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L605(line 605) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L626(lines 603 627) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L610(lines 610 614) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L604-1(lines 604 625) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L602-1(line 602) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L631(line 631) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L623(line 623) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L623-1(lines 604 625) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2018-11-10 00:48:57,341 INFO L425 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L661-1(lines 661 686) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L661-3(lines 661 686) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L684-1(line 684) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L680-1(line 680) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L662(line 662) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L687(lines 660 688) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L679(line 679) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L679-1(line 679) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L675(line 675) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point L675-1(line 675) no Hoare annotation was computed. [2018-11-10 00:48:57,342 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-10 00:48:57,342 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 965 987) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 965 987) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L421 ceAbstractionStarter]: At program point L977(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-10 00:48:57,343 INFO L421 ceAbstractionStarter]: At program point L977-1(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 982) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point L975-1(lines 975 982) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2018-11-10 00:48:57,343 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 965 987) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L421 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,344 INFO L421 ceAbstractionStarter]: At program point L971(line 971) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,344 INFO L421 ceAbstractionStarter]: At program point L971-1(line 971) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 924 947) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 924 947) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 924 947) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L941(line 941) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L940(line 940) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L939(line 939) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-10 00:48:57,344 INFO L425 ceAbstractionStarter]: For program point L937(line 937) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L936(line 936) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L935(line 935) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 305 313) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 305 313) the Hoare annotation is: true [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 305 313) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 382) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 369 387) the Hoare annotation is: true [2018-11-10 00:48:57,345 INFO L428 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: true [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 382) no Hoare annotation was computed. [2018-11-10 00:48:57,345 INFO L425 ceAbstractionStarter]: For program point L376-1(line 376) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 369 387) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 369 387) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 329) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L321-2(lines 321 329) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L344-1(line 344) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 314 349) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 341) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L333-2(lines 333 341) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 314 349) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 314 349) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-10 00:48:57,346 INFO L425 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L570-2(line 570) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L563-1(line 563) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L559-1(line 559) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L556-1(line 556) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L860(lines 860 880) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L887-1(line 887) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L885-1(line 885) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L877(lines 877 878) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L877-1(lines 860 880) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L870(lines 870 871) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2018-11-10 00:48:57,347 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 873) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 955 964) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 955 964) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 955 964) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 294 304) the Hoare annotation is: true [2018-11-10 00:48:57,348 INFO L428 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 294 304) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 294 304) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 286 293) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 286 293) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 286 293) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point L473(lines 473 479) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 469 482) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 469 482) the Hoare annotation is: true [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 469 482) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 274) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 253 277) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 253 277) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 00:48:57,348 INFO L421 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 00:48:57,348 INFO L425 ceAbstractionStarter]: For program point L272-1(lines 253 277) no Hoare annotation was computed. [2018-11-10 00:48:57,348 INFO L421 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 269) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 193 199) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 193 199) the Hoare annotation is: true [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 91 154) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 91 154) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L147(lines 100 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L137(lines 137 141) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L137-2(lines 131 142) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L102(lines 101 146) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 142) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 127) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L121-1(lines 121 127) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 00:48:57,349 INFO L421 ceAbstractionStarter]: At program point L144(lines 101 146) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L111(lines 111 117) no Hoare annotation was computed. [2018-11-10 00:48:57,349 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 111 117) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 107) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 101 146) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 91 154) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 832) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L831-1(lines 814 834) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L824(lines 824 825) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 827) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 834) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L839-1(line 839) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 483 491) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 483 491) the Hoare annotation is: true [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 483 491) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L445(lines 445 453) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point L445-2(lines 445 453) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 437 459) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 437 459) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 437 459) no Hoare annotation was computed. [2018-11-10 00:48:57,350 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L721(lines 721 725) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L746-1(lines 746 766) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L746-3(lines 746 766) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L767(lines 745 768) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L726(lines 726 742) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L788(line 788) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L747(lines 746 766) no Hoare annotation was computed. [2018-11-10 00:48:57,351 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 784) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L735(line 735) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L735-1(line 735) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L731-1(line 731) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L785(lines 785 796) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L748(lines 748 752) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L777-1(line 777) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L773(line 773) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L773-1(line 773) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2018-11-10 00:48:57,352 INFO L425 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L757-1(line 757) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L786(lines 786 793) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L343(line 343) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L343-1(line 343) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L824-2(line 824) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L339(line 339) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2018-11-10 00:48:57,353 INFO L425 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L331(line 331) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L331-1(line 331) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L327(line 327) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L327-1(line 327) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L455-1(line 455) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L323(line 323) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L451-1(line 451) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-11-10 00:48:57,354 INFO L425 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L319-1(line 319) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L447-1(line 447) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L877-1(line 877) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 278 285) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 278 285) no Hoare annotation was computed. [2018-11-10 00:48:57,355 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 278 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1))) [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 350 368) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 363) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 350 368) the Hoare annotation is: true [2018-11-10 00:48:57,356 INFO L428 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: true [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point L359-2(lines 359 363) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 350 368) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 460 468) the Hoare annotation is: true [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 460 468) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 460 468) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| 0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (= 0 ~methaneLevelCritical~0))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not .cse5)) (.cse7 (or (not (= 1 ~pumpRunning~0)) .cse4)) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not .cse2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4 .cse6) (or .cse7 .cse2 .cse3 .cse0) (or .cse7 .cse5 .cse3 .cse6)))) [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 416 427) no Hoare annotation was computed. [2018-11-10 00:48:57,356 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2018-11-10 00:48:57,357 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,357 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,357 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,357 INFO L421 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (and .cse1 (<= ~waterLevel~0 0) .cse2) .cse3 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (or .cse2 .cse4 .cse3 .cse0) (or .cse4 .cse1 .cse3 .cse0) (or (= 1 ~waterLevel~0) .cse4 .cse0 (not (= |old(~waterLevel~0)| 1))))) [2018-11-10 00:48:57,357 INFO L421 ceAbstractionStarter]: At program point L180(lines 180 186) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse6 (<= ~waterLevel~0 1))) (let ((.cse4 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1) .cse2) (or .cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse3 .cse4 .cse1) (or .cse4 .cse5 .cse3 (and (= 0 ~pumpRunning~0) .cse6)) (or (< 1 |old(~waterLevel~0)|) (and .cse2 (<= ~waterLevel~0 0)) .cse5) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-10 00:48:57,357 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 169 192) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse8 .cse5)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 .cse5) (or (< 1 |old(~waterLevel~0)|) .cse0 .cse4) (or .cse6 .cse3 .cse5 .cse7) (or .cse1 .cse3 .cse2 .cse5) (or .cse8 .cse5 .cse7 .cse6)))) [2018-11-10 00:48:57,357 INFO L421 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse3 .cse1)) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (< 0 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (or (= 1 ~waterLevel~0) .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse0)))) [2018-11-10 00:48:57,357 INFO L425 ceAbstractionStarter]: For program point L173(lines 172 191) no Hoare annotation was computed. [2018-11-10 00:48:57,357 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 169 192) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 169 192) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L428 ceAbstractionStarter]: At program point L919(lines 894 923) the Hoare annotation is: true [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: true [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point L908(lines 908 912) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L428 ceAbstractionStarter]: At program point L908-1(lines 908 912) the Hoare annotation is: true [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point L904-1(lines 904 918) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L428 ceAbstractionStarter]: At program point L904-3(lines 904 918) the Hoare annotation is: true [2018-11-10 00:48:57,358 INFO L428 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: true [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point L900-1(line 900) no Hoare annotation was computed. [2018-11-10 00:48:57,358 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 428 436) the Hoare annotation is: true [2018-11-10 00:48:57,358 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 428 436) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 428 436) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 518) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L421 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 .cse2 .cse1) (or (= ~methaneLevelCritical~0 0) .cse3 .cse2 .cse1) (or .cse3 .cse2 .cse1 (= __utac_acc__Specification3_spec__1_~tmp~6 ~methaneLevelCritical~0)))) [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point L510-1(line 510) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 493 525) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 521) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 493 525) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L421 ceAbstractionStarter]: At program point L506(line 506) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~6 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or .cse4 .cse5 .cse3 .cse6) (or .cse0 .cse1 .cse3 .cse6))) [2018-11-10 00:48:57,359 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 493 525) the Hoare annotation is: true [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point L506-1(line 506) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L425 ceAbstractionStarter]: For program point L502(lines 502 522) no Hoare annotation was computed. [2018-11-10 00:48:57,359 INFO L428 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2018-11-10 00:48:57,360 INFO L425 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2018-11-10 00:48:57,360 INFO L421 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) .cse0) (or (< 2 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) .cse0))) [2018-11-10 00:48:57,360 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 392 403) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (= ~pumpRunning~0 0) .cse2)) (.cse0 (not (= 1 ~pumpRunning~0)))) (and (or (<= ~waterLevel~0 2) (< 2 |old(~waterLevel~0)|) .cse0 .cse1) (or (< 1 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-10 00:48:57,360 INFO L425 ceAbstractionStarter]: For program point L396-1(lines 392 403) no Hoare annotation was computed. [2018-11-10 00:48:57,360 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 392 403) no Hoare annotation was computed. [2018-11-10 00:48:57,360 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-10 00:48:57,360 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2018-11-10 00:48:57,360 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,360 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-10 00:48:57,360 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 00:48:57,360 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 00:48:57,360 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 201 225) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 00:48:57,361 INFO L421 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 201 225) no Hoare annotation was computed. [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point L220-1(lines 201 225) no Hoare annotation was computed. [2018-11-10 00:48:57,361 INFO L421 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,361 INFO L421 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1) .cse1) (< 2 ~waterLevel~0) .cse0 (and (<= ~waterLevel~0 1) .cse1))))) [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point L209(lines 209 217) no Hoare annotation was computed. [2018-11-10 00:48:57,361 INFO L421 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point L207-1(line 207) no Hoare annotation was computed. [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point L205(lines 205 222) no Hoare annotation was computed. [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 404 415) no Hoare annotation was computed. [2018-11-10 00:48:57,361 INFO L425 ceAbstractionStarter]: For program point L408-1(lines 404 415) no Hoare annotation was computed. [2018-11-10 00:48:57,362 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 404 415) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 (< 2 |old(~waterLevel~0)|) (not (= 1 ~pumpRunning~0)) .cse1) (or (< 1 |old(~waterLevel~0)|) .cse2 .cse1 (<= ~waterLevel~0 1)) (or (or (< 0 |old(~waterLevel~0)|) .cse2 .cse1) .cse0))) [2018-11-10 00:48:57,362 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-10 00:48:57,362 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-10 00:48:57,362 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-10 00:48:57,362 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-10 00:48:57,362 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 227 251) no Hoare annotation was computed. [2018-11-10 00:48:57,362 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 227 251) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 00:48:57,362 INFO L421 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-10 00:48:57,362 INFO L425 ceAbstractionStarter]: For program point L246-1(lines 227 251) no Hoare annotation was computed. [2018-11-10 00:48:57,362 INFO L421 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,363 INFO L421 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,363 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 243) no Hoare annotation was computed. [2018-11-10 00:48:57,363 INFO L421 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 00:48:57,363 INFO L425 ceAbstractionStarter]: For program point L233-1(line 233) no Hoare annotation was computed. [2018-11-10 00:48:57,363 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 248) no Hoare annotation was computed. [2018-11-10 00:48:57,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:48:57 BoogieIcfgContainer [2018-11-10 00:48:57,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 00:48:57,373 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 00:48:57,373 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 00:48:57,373 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 00:48:57,374 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:48:46" (3/4) ... [2018-11-10 00:48:57,376 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 00:48:57,383 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 00:48:57,384 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-10 00:48:57,385 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 00:48:57,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 00:48:57,386 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 00:48:57,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 00:48:57,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 00:48:57,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 00:48:57,387 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 00:48:57,394 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-10 00:48:57,395 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 00:48:57,395 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 00:48:57,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 00:48:57,423 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 00:48:57,469 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ec5a776-8345-44f1-8a3a-56a7d79fb045/bin-2019/uautomizer/witness.graphml [2018-11-10 00:48:57,470 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 00:48:57,470 INFO L168 Benchmark]: Toolchain (without parser) took 11698.35 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 497.0 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -207.1 MB). Peak memory consumption was 290.0 MB. Max. memory is 11.5 GB. [2018-11-10 00:48:57,471 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 00:48:57,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2018-11-10 00:48:57,471 INFO L168 Benchmark]: Boogie Preprocessor took 58.07 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 00:48:57,472 INFO L168 Benchmark]: RCFGBuilder took 657.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 95.0 MB). Peak memory consumption was 95.0 MB. Max. memory is 11.5 GB. [2018-11-10 00:48:57,472 INFO L168 Benchmark]: TraceAbstraction took 10500.47 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 352.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -132.3 MB). Peak memory consumption was 493.4 MB. Max. memory is 11.5 GB. [2018-11-10 00:48:57,472 INFO L168 Benchmark]: Witness Printer took 96.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-11-10 00:48:57,476 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 382.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -190.7 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.07 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 657.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 95.0 MB). Peak memory consumption was 95.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10500.47 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 352.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -132.3 MB). Peak memory consumption was 493.4 MB. Max. memory is 11.5 GB. * Witness Printer took 96.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 348 locations, 1 error locations. SAFE Result, 10.4s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2501 SDtfs, 2088 SDslu, 8723 SDs, 0 SdLazy, 5355 SolverSat, 1087 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 517 GetRequests, 397 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=792occurred 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: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 195 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2459 PreInvPairs, 3022 NumberOfFragments, 1649 HoareAnnotationTreeSize, 2459 FomulaSimplifications, 16092 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 31835 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1752 NumberOfCodeBlocks, 1752 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1739 ConstructedInterpolants, 0 QuantifiedInterpolants, 377366 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1602 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 105/124 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...