/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:54:45,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:54:45,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:54:45,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:54:45,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:54:45,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:54:45,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:54:45,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:54:45,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:54:45,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:54:45,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:54:45,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:54:45,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:54:45,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:54:45,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:54:45,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:54:45,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:54:45,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:54:45,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:54:45,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:54:45,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:54:45,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:54:45,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:54:45,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:54:45,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:54:45,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:54:45,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:54:45,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:54:45,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:54:45,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:54:45,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:54:45,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:54:45,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:54:45,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:54:45,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:54:45,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:54:45,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:54:45,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:54:45,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:54:45,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:54:45,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:54:45,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:54:45,169 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:54:45,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:54:45,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:54:45,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:54:45,171 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:54:45,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:54:45,172 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:54:45,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:54:45,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:54:45,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:54:45,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:54:45,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:54:45,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:54:45,174 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:54:45,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:54:45,174 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:54:45,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:54:45,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:54:45,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:54:45,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:54:45,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:54:45,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:54:45,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:54:45,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:54:45,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:54:45,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:54:45,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:45,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:54:45,177 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:54:45,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:54:45,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:54:45,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:54:45,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:54:45,484 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:54:45,484 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:54:45,485 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-07-21 12:54:45,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8fc297e1/66418095a3f64f9ea514f69d603db4cf/FLAGc8f62fc33 [2020-07-21 12:54:46,029 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:54:46,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-07-21 12:54:46,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8fc297e1/66418095a3f64f9ea514f69d603db4cf/FLAGc8f62fc33 [2020-07-21 12:54:46,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8fc297e1/66418095a3f64f9ea514f69d603db4cf [2020-07-21 12:54:46,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:54:46,390 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:54:46,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:54:46,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:54:46,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:54:46,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:54:46" (1/1) ... [2020-07-21 12:54:46,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cb5a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:46, skipping insertion in model container [2020-07-21 12:54:46,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:54:46" (1/1) ... [2020-07-21 12:54:46,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:54:46,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:54:46,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:54:46,946 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:54:47,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:54:47,069 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:54:47,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47 WrapperNode [2020-07-21 12:54:47,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:54:47,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:54:47,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:54:47,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:54:47,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... [2020-07-21 12:54:47,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:54:47,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:54:47,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:54:47,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:54:47,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-21 12:54:47,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:54:47,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:54:47,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:54:47,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:54:47,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:54:47,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:54:47,229 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:54:47,230 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:54:47,230 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:54:47,230 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:54:47,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:54:47,230 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:54:47,230 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:54:47,231 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:54:47,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:54:47,231 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:54:47,231 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:54:47,231 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:54:47,231 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:54:47,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 12:54:47,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:54:47,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:54:47,232 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:54:47,232 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:54:47,232 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:54:47,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:54:47,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:54:47,233 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:54:47,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 12:54:47,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:54:47,233 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:54:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:54:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:54:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:54:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:54:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:54:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:54:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 12:54:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:54:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:54:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:54:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:54:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:54:47,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:54:47,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:54:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:54:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:54:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:54:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:54:47,236 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:54:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:54:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:54:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:54:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:54:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:54:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:54:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:54:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:54:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:54:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:54:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:54:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:54:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:54:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:54:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:54:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:54:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 12:54:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 12:54:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:54:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:54:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:54:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:54:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:54:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:54:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:54:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:54:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:54:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:54:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:54:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:54:48,222 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:54:48,222 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:54:48,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:54:48 BoogieIcfgContainer [2020-07-21 12:54:48,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:54:48,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:54:48,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:54:48,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:54:48,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:54:46" (1/3) ... [2020-07-21 12:54:48,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abec323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:54:48, skipping insertion in model container [2020-07-21 12:54:48,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:54:47" (2/3) ... [2020-07-21 12:54:48,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abec323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:54:48, skipping insertion in model container [2020-07-21 12:54:48,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:54:48" (3/3) ... [2020-07-21 12:54:48,235 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-07-21 12:54:48,245 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:54:48,252 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:54:48,266 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:54:48,290 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:54:48,290 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:54:48,290 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:54:48,290 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:54:48,291 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:54:48,291 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:54:48,292 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:54:48,292 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:54:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states. [2020-07-21 12:54:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:54:48,323 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:48,323 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:48,324 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:48,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:48,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1893311162, now seen corresponding path program 1 times [2020-07-21 12:54:48,338 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:48,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [386104134] [2020-07-21 12:54:48,339 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:48,758 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:48,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:48,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:54:48,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:54:48,805 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:48,806 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [386104134] [2020-07-21 12:54:48,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:48,807 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:54:48,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996507497] [2020-07-21 12:54:48,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:54:48,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:48,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:54:48,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:54:48,829 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 2 states. [2020-07-21 12:54:48,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:48,877 INFO L93 Difference]: Finished difference Result 334 states and 415 transitions. [2020-07-21 12:54:48,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:54:48,878 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 12:54:48,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:48,892 INFO L225 Difference]: With dead ends: 334 [2020-07-21 12:54:48,892 INFO L226 Difference]: Without dead ends: 169 [2020-07-21 12:54:48,897 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:54:48,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-07-21 12:54:48,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2020-07-21 12:54:48,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-07-21 12:54:48,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 201 transitions. [2020-07-21 12:54:48,957 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 201 transitions. Word has length 59 [2020-07-21 12:54:48,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:48,958 INFO L479 AbstractCegarLoop]: Abstraction has 169 states and 201 transitions. [2020-07-21 12:54:48,958 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:54:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 201 transitions. [2020-07-21 12:54:48,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 12:54:48,963 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:48,963 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:49,171 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:49,171 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:49,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:49,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1978801715, now seen corresponding path program 1 times [2020-07-21 12:54:49,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:49,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1401202201] [2020-07-21 12:54:49,174 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:49,480 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:49,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:49,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:54:49,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:49,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:54:49,543 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:49,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1401202201] [2020-07-21 12:54:49,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:49,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:54:49,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481193345] [2020-07-21 12:54:49,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:54:49,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:49,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:54:49,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:49,551 INFO L87 Difference]: Start difference. First operand 169 states and 201 transitions. Second operand 3 states. [2020-07-21 12:54:49,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:49,594 INFO L93 Difference]: Finished difference Result 277 states and 329 transitions. [2020-07-21 12:54:49,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:54:49,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 12:54:49,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:49,598 INFO L225 Difference]: With dead ends: 277 [2020-07-21 12:54:49,598 INFO L226 Difference]: Without dead ends: 160 [2020-07-21 12:54:49,600 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:49,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-07-21 12:54:49,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2020-07-21 12:54:49,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-07-21 12:54:49,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 189 transitions. [2020-07-21 12:54:49,619 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 189 transitions. Word has length 60 [2020-07-21 12:54:49,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:49,619 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 189 transitions. [2020-07-21 12:54:49,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:54:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 189 transitions. [2020-07-21 12:54:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 12:54:49,622 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:49,623 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:49,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:49,836 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:49,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:49,836 INFO L82 PathProgramCache]: Analyzing trace with hash -532508270, now seen corresponding path program 1 times [2020-07-21 12:54:49,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:49,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [191106504] [2020-07-21 12:54:49,837 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:50,132 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:50,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:50,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:54:50,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:50,168 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:50,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [191106504] [2020-07-21 12:54:50,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:50,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:54:50,169 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9975481] [2020-07-21 12:54:50,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:54:50,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:50,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:54:50,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:50,170 INFO L87 Difference]: Start difference. First operand 160 states and 189 transitions. Second operand 3 states. [2020-07-21 12:54:50,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:50,199 INFO L93 Difference]: Finished difference Result 422 states and 511 transitions. [2020-07-21 12:54:50,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:54:50,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-21 12:54:50,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:50,204 INFO L225 Difference]: With dead ends: 422 [2020-07-21 12:54:50,204 INFO L226 Difference]: Without dead ends: 290 [2020-07-21 12:54:50,208 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:50,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-07-21 12:54:50,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 286. [2020-07-21 12:54:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2020-07-21 12:54:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 345 transitions. [2020-07-21 12:54:50,244 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 345 transitions. Word has length 64 [2020-07-21 12:54:50,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:50,244 INFO L479 AbstractCegarLoop]: Abstraction has 286 states and 345 transitions. [2020-07-21 12:54:50,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:54:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 345 transitions. [2020-07-21 12:54:50,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-21 12:54:50,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:50,248 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:50,462 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:50,463 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:50,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:50,463 INFO L82 PathProgramCache]: Analyzing trace with hash 216340368, now seen corresponding path program 1 times [2020-07-21 12:54:50,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:50,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [427697371] [2020-07-21 12:54:50,464 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:50,755 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:50,755 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:50,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:54:50,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:50,808 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:50,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [427697371] [2020-07-21 12:54:50,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:50,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:54:50,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866905506] [2020-07-21 12:54:50,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:54:50,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:50,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:54:50,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:54:50,811 INFO L87 Difference]: Start difference. First operand 286 states and 345 transitions. Second operand 6 states. [2020-07-21 12:54:51,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:51,090 INFO L93 Difference]: Finished difference Result 692 states and 867 transitions. [2020-07-21 12:54:51,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:54:51,090 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-07-21 12:54:51,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:51,095 INFO L225 Difference]: With dead ends: 692 [2020-07-21 12:54:51,095 INFO L226 Difference]: Without dead ends: 434 [2020-07-21 12:54:51,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:54:51,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-07-21 12:54:51,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 424. [2020-07-21 12:54:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2020-07-21 12:54:51,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 509 transitions. [2020-07-21 12:54:51,155 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 509 transitions. Word has length 70 [2020-07-21 12:54:51,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:51,156 INFO L479 AbstractCegarLoop]: Abstraction has 424 states and 509 transitions. [2020-07-21 12:54:51,156 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:54:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 509 transitions. [2020-07-21 12:54:51,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 12:54:51,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:51,166 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:51,380 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:51,381 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:51,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:51,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1357993179, now seen corresponding path program 1 times [2020-07-21 12:54:51,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:51,382 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991599466] [2020-07-21 12:54:51,382 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:51,773 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:51,773 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:51,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:54:51,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:51,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:51,818 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:51,819 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991599466] [2020-07-21 12:54:51,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:51,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:54:51,820 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939271164] [2020-07-21 12:54:51,821 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:54:51,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:51,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:54:51,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:54:51,823 INFO L87 Difference]: Start difference. First operand 424 states and 509 transitions. Second operand 6 states. [2020-07-21 12:54:51,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:51,879 INFO L93 Difference]: Finished difference Result 834 states and 1040 transitions. [2020-07-21 12:54:51,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:54:51,880 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2020-07-21 12:54:51,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:51,884 INFO L225 Difference]: With dead ends: 834 [2020-07-21 12:54:51,884 INFO L226 Difference]: Without dead ends: 438 [2020-07-21 12:54:51,885 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:54:51,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2020-07-21 12:54:51,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 434. [2020-07-21 12:54:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-07-21 12:54:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 519 transitions. [2020-07-21 12:54:51,923 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 519 transitions. Word has length 112 [2020-07-21 12:54:51,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:51,926 INFO L479 AbstractCegarLoop]: Abstraction has 434 states and 519 transitions. [2020-07-21 12:54:51,926 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:54:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 519 transitions. [2020-07-21 12:54:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 12:54:51,933 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:51,933 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:52,134 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:52,135 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:52,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:52,135 INFO L82 PathProgramCache]: Analyzing trace with hash 581168867, now seen corresponding path program 1 times [2020-07-21 12:54:52,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:52,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2047783887] [2020-07-21 12:54:52,137 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:52,430 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:52,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:52,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 12:54:52,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:52,471 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:52,471 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2047783887] [2020-07-21 12:54:52,471 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:52,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 12:54:52,472 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121465786] [2020-07-21 12:54:52,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 12:54:52,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:52,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 12:54:52,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 12:54:52,473 INFO L87 Difference]: Start difference. First operand 434 states and 519 transitions. Second operand 5 states. [2020-07-21 12:54:52,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:52,502 INFO L93 Difference]: Finished difference Result 854 states and 1060 transitions. [2020-07-21 12:54:52,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 12:54:52,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2020-07-21 12:54:52,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:52,506 INFO L225 Difference]: With dead ends: 854 [2020-07-21 12:54:52,507 INFO L226 Difference]: Without dead ends: 448 [2020-07-21 12:54:52,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 12:54:52,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2020-07-21 12:54:52,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 442. [2020-07-21 12:54:52,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2020-07-21 12:54:52,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 527 transitions. [2020-07-21 12:54:52,532 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 527 transitions. Word has length 112 [2020-07-21 12:54:52,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:52,532 INFO L479 AbstractCegarLoop]: Abstraction has 442 states and 527 transitions. [2020-07-21 12:54:52,533 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 12:54:52,533 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 527 transitions. [2020-07-21 12:54:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 12:54:52,535 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:52,535 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:52,748 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:52,749 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:52,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:52,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1350338882, now seen corresponding path program 1 times [2020-07-21 12:54:52,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:52,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1264558275] [2020-07-21 12:54:52,752 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:52,968 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:54:52,968 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:52,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 12:54:52,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:53,016 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:53,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1264558275] [2020-07-21 12:54:53,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:53,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:54:53,017 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537549894] [2020-07-21 12:54:53,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:54:53,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:53,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:54:53,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:53,018 INFO L87 Difference]: Start difference. First operand 442 states and 527 transitions. Second operand 3 states. [2020-07-21 12:54:53,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:53,071 INFO L93 Difference]: Finished difference Result 1194 states and 1509 transitions. [2020-07-21 12:54:53,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:54:53,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2020-07-21 12:54:53,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:53,076 INFO L225 Difference]: With dead ends: 1194 [2020-07-21 12:54:53,076 INFO L226 Difference]: Without dead ends: 780 [2020-07-21 12:54:53,078 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:53,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2020-07-21 12:54:53,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 777. [2020-07-21 12:54:53,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 777 states. [2020-07-21 12:54:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 777 states and 956 transitions. [2020-07-21 12:54:53,116 INFO L78 Accepts]: Start accepts. Automaton has 777 states and 956 transitions. Word has length 112 [2020-07-21 12:54:53,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:53,117 INFO L479 AbstractCegarLoop]: Abstraction has 777 states and 956 transitions. [2020-07-21 12:54:53,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:54:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 956 transitions. [2020-07-21 12:54:53,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-07-21 12:54:53,119 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:53,119 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:54:53,332 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:53,333 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:53,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:53,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1975342852, now seen corresponding path program 1 times [2020-07-21 12:54:53,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:53,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [578471943] [2020-07-21 12:54:53,335 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:53,570 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:53,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:53,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 12:54:53,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:53,737 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:53,738 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:53,738 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [578471943] [2020-07-21 12:54:53,738 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:53,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-21 12:54:53,739 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239940087] [2020-07-21 12:54:53,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 12:54:53,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:53,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 12:54:53,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-21 12:54:53,740 INFO L87 Difference]: Start difference. First operand 777 states and 956 transitions. Second operand 10 states. [2020-07-21 12:54:55,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:55,227 INFO L93 Difference]: Finished difference Result 2210 states and 3047 transitions. [2020-07-21 12:54:55,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-21 12:54:55,234 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 116 [2020-07-21 12:54:55,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:55,245 INFO L225 Difference]: With dead ends: 2210 [2020-07-21 12:54:55,245 INFO L226 Difference]: Without dead ends: 1461 [2020-07-21 12:54:55,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2020-07-21 12:54:55,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1461 states. [2020-07-21 12:54:55,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1461 to 1098. [2020-07-21 12:54:55,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1098 states. [2020-07-21 12:54:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1355 transitions. [2020-07-21 12:54:55,310 INFO L78 Accepts]: Start accepts. Automaton has 1098 states and 1355 transitions. Word has length 116 [2020-07-21 12:54:55,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:55,311 INFO L479 AbstractCegarLoop]: Abstraction has 1098 states and 1355 transitions. [2020-07-21 12:54:55,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 12:54:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1355 transitions. [2020-07-21 12:54:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-21 12:54:55,315 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:55,315 INFO L422 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] [2020-07-21 12:54:55,527 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:55,528 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:55,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:55,529 INFO L82 PathProgramCache]: Analyzing trace with hash -919086842, now seen corresponding path program 1 times [2020-07-21 12:54:55,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:55,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [72777442] [2020-07-21 12:54:55,530 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:55,724 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 12:54:55,724 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:55,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 12:54:55,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-21 12:54:55,768 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:54:55,769 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [72777442] [2020-07-21 12:54:55,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:54:55,769 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:54:55,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968696684] [2020-07-21 12:54:55,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:54:55,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:55,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:54:55,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:55,772 INFO L87 Difference]: Start difference. First operand 1098 states and 1355 transitions. Second operand 3 states. [2020-07-21 12:54:55,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:55,863 INFO L93 Difference]: Finished difference Result 1308 states and 1612 transitions. [2020-07-21 12:54:55,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:54:55,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2020-07-21 12:54:55,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:55,867 INFO L225 Difference]: With dead ends: 1308 [2020-07-21 12:54:55,867 INFO L226 Difference]: Without dead ends: 531 [2020-07-21 12:54:55,870 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:54:55,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2020-07-21 12:54:55,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 531. [2020-07-21 12:54:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2020-07-21 12:54:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 636 transitions. [2020-07-21 12:54:55,896 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 636 transitions. Word has length 157 [2020-07-21 12:54:55,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:55,897 INFO L479 AbstractCegarLoop]: Abstraction has 531 states and 636 transitions. [2020-07-21 12:54:55,897 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:54:55,897 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 636 transitions. [2020-07-21 12:54:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-21 12:54:55,900 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:54:55,900 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-21 12:54:56,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:56,115 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:54:56,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:54:56,116 INFO L82 PathProgramCache]: Analyzing trace with hash -283315442, now seen corresponding path program 1 times [2020-07-21 12:54:56,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:54:56,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [471721105] [2020-07-21 12:54:56,118 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:56,422 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:54:56,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:54:56,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:54:56,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:54:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:54:56,513 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 12:54:57,010 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-21 12:54:57,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [471721105] [2020-07-21 12:54:57,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 12:54:57,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2020-07-21 12:54:57,011 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268234342] [2020-07-21 12:54:57,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-21 12:54:57,012 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:54:57,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-21 12:54:57,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-07-21 12:54:57,013 INFO L87 Difference]: Start difference. First operand 531 states and 636 transitions. Second operand 10 states. [2020-07-21 12:54:57,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:54:57,817 INFO L93 Difference]: Finished difference Result 1132 states and 1374 transitions. [2020-07-21 12:54:57,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 12:54:57,818 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 193 [2020-07-21 12:54:57,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:54:57,819 INFO L225 Difference]: With dead ends: 1132 [2020-07-21 12:54:57,820 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:54:57,827 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 373 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2020-07-21 12:54:57,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:54:57,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:54:57,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:54:57,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:54:57,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2020-07-21 12:54:57,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:54:57,830 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:54:57,830 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-21 12:54:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:54:57,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:54:58,040 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:54:58,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:54:59,165 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 12:54:59,740 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 27 [2020-07-21 12:55:00,266 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-07-21 12:55:00,625 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2020-07-21 12:55:01,353 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 45 [2020-07-21 12:55:02,222 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-07-21 12:55:02,420 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-07-21 12:55:02,753 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2020-07-21 12:55:03,171 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 40 [2020-07-21 12:55:03,176 INFO L268 CegarLoopResult]: For program point L760(lines 760 764) no Hoare annotation was computed. [2020-07-21 12:55:03,177 INFO L268 CegarLoopResult]: For program point L760-1(lines 760 764) no Hoare annotation was computed. [2020-07-21 12:55:03,177 INFO L268 CegarLoopResult]: For program point L755(line 755) no Hoare annotation was computed. [2020-07-21 12:55:03,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 729 784) no Hoare annotation was computed. [2020-07-21 12:55:03,177 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 775) no Hoare annotation was computed. [2020-07-21 12:55:03,177 INFO L268 CegarLoopResult]: For program point L776(lines 753 777) no Hoare annotation was computed. [2020-07-21 12:55:03,177 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 729 784) no Hoare annotation was computed. [2020-07-21 12:55:03,178 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 729 784) no Hoare annotation was computed. [2020-07-21 12:55:03,178 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-07-21 12:55:03,178 INFO L268 CegarLoopResult]: For program point L830-1(line 830) no Hoare annotation was computed. [2020-07-21 12:55:03,178 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 785 844) no Hoare annotation was computed. [2020-07-21 12:55:03,178 INFO L268 CegarLoopResult]: For program point L817(lines 817 821) no Hoare annotation was computed. [2020-07-21 12:55:03,179 INFO L268 CegarLoopResult]: For program point L817-1(lines 817 821) no Hoare annotation was computed. [2020-07-21 12:55:03,179 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 785 844) no Hoare annotation was computed. [2020-07-21 12:55:03,179 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-21 12:55:03,179 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 785 844) no Hoare annotation was computed. [2020-07-21 12:55:03,179 INFO L268 CegarLoopResult]: For program point L811-2(lines 811 836) no Hoare annotation was computed. [2020-07-21 12:55:03,179 INFO L268 CegarLoopResult]: For program point L837(lines 810 838) no Hoare annotation was computed. [2020-07-21 12:55:03,180 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 113 119) the Hoare annotation is: true [2020-07-21 12:55:03,180 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 113 119) no Hoare annotation was computed. [2020-07-21 12:55:03,180 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 120 128) no Hoare annotation was computed. [2020-07-21 12:55:03,180 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 120 128) the Hoare annotation is: true [2020-07-21 12:55:03,180 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 120 128) no Hoare annotation was computed. [2020-07-21 12:55:03,180 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-21 12:55:03,180 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:55:03,180 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:55:03,180 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse1 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (<= 1 ~pumpRunning~0))) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse1 (<= 1 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0))))) [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-21 12:55:03,181 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-21 12:55:03,181 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (= 0 ~systemActive~0)) .cse2) (or .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1)) .cse3) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse3))) [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-21 12:55:03,181 INFO L264 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= 1 ~systemActive~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 (not (<= 1 ~pumpRunning~0))))) [2020-07-21 12:55:03,181 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-21 12:55:03,182 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-21 12:55:03,182 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-21 12:55:03,182 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-21 12:55:03,182 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-21 12:55:03,182 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 285 307) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,182 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 285 307) no Hoare annotation was computed. [2020-07-21 12:55:03,182 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 285 307) no Hoare annotation was computed. [2020-07-21 12:55:03,182 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,182 INFO L264 CegarLoopResult]: At program point L297-1(line 297) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L295(lines 295 302) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 302) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,183 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,183 INFO L264 CegarLoopResult]: At program point L291-1(line 291) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 243 266) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-21 12:55:03,183 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 243 266) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 243 266) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-07-21 12:55:03,184 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-21 12:55:03,185 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-21 12:55:03,185 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-07-21 12:55:03,185 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-21 12:55:03,185 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-07-21 12:55:03,185 INFO L268 CegarLoopResult]: For program point L384(lines 384 401) no Hoare annotation was computed. [2020-07-21 12:55:03,185 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 380 404) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:55:03,186 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:55:03,186 INFO L268 CegarLoopResult]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2020-07-21 12:55:03,186 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 380 404) no Hoare annotation was computed. [2020-07-21 12:55:03,186 INFO L264 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,186 INFO L264 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,186 INFO L268 CegarLoopResult]: For program point L388(lines 388 396) no Hoare annotation was computed. [2020-07-21 12:55:03,187 INFO L264 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,187 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 558 572) no Hoare annotation was computed. [2020-07-21 12:55:03,187 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 558 572) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= ~waterLevel~0 1)) (not (<= 1 |old(~systemActive~0)|)) (<= 1 ~systemActive~0)) (or .cse0 .cse1 (= 0 ~pumpRunning~0)) (or .cse0 (= 0 ~systemActive~0) .cse1 (not (= 0 |old(~systemActive~0)|))))) [2020-07-21 12:55:03,187 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 558 572) no Hoare annotation was computed. [2020-07-21 12:55:03,187 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (and (or (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))) (or (not (<= ~waterLevel~0 1)) (not (<= 1 |old(~systemActive~0)|)) (<= 1 ~systemActive~0))) [2020-07-21 12:55:03,187 INFO L268 CegarLoopResult]: For program point L562(lines 562 568) no Hoare annotation was computed. [2020-07-21 12:55:03,187 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 475 483) no Hoare annotation was computed. [2020-07-21 12:55:03,188 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 475 483) the Hoare annotation is: true [2020-07-21 12:55:03,188 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 475 483) no Hoare annotation was computed. [2020-07-21 12:55:03,188 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-21 12:55:03,188 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 539 557) the Hoare annotation is: true [2020-07-21 12:55:03,188 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 539 557) no Hoare annotation was computed. [2020-07-21 12:55:03,188 INFO L268 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2020-07-21 12:55:03,188 INFO L271 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: true [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point L548-2(lines 548 552) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 539 557) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point L514-1(line 514) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point L503(lines 503 511) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point L503-2(lines 503 511) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 484 519) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point L491(lines 491 499) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point L491-2(lines 491 499) no Hoare annotation was computed. [2020-07-21 12:55:03,189 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 484 519) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 484 519) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 106 112) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 106 112) the Hoare annotation is: true [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 683 728) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 683 728) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 683 728) no Hoare annotation was computed. [2020-07-21 12:55:03,190 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 996 1041) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L268 CegarLoopResult]: For program point L1016(lines 1016 1023) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L268 CegarLoopResult]: For program point L1010(lines 1010 1030) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L268 CegarLoopResult]: For program point L1010-1(lines 1010 1030) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 996 1041) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 996 1041) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 274 284) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,191 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 274 284) no Hoare annotation was computed. [2020-07-21 12:55:03,191 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,192 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 274 284) no Hoare annotation was computed. [2020-07-21 12:55:03,192 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 464 474) the Hoare annotation is: true [2020-07-21 12:55:03,192 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 464 474) no Hoare annotation was computed. [2020-07-21 12:55:03,192 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 464 474) no Hoare annotation was computed. [2020-07-21 12:55:03,192 INFO L271 CegarLoopResult]: At program point L469(line 469) the Hoare annotation is: true [2020-07-21 12:55:03,192 INFO L268 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-07-21 12:55:03,192 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 456 463) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) [2020-07-21 12:55:03,192 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 456 463) no Hoare annotation was computed. [2020-07-21 12:55:03,193 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 456 463) no Hoare annotation was computed. [2020-07-21 12:55:03,193 INFO L268 CegarLoopResult]: For program point L657(lines 657 663) no Hoare annotation was computed. [2020-07-21 12:55:03,193 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 653 666) no Hoare annotation was computed. [2020-07-21 12:55:03,193 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 653 666) the Hoare annotation is: true [2020-07-21 12:55:03,193 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 653 666) no Hoare annotation was computed. [2020-07-21 12:55:03,193 INFO L264 CegarLoopResult]: At program point L416(line 416) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,193 INFO L268 CegarLoopResult]: For program point L414(lines 414 422) no Hoare annotation was computed. [2020-07-21 12:55:03,194 INFO L264 CegarLoopResult]: At program point L412(line 412) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,194 INFO L268 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-07-21 12:55:03,194 INFO L268 CegarLoopResult]: For program point L410(lines 410 427) no Hoare annotation was computed. [2020-07-21 12:55:03,194 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 406 430) no Hoare annotation was computed. [2020-07-21 12:55:03,194 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 406 430) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:55:03,194 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:55:03,194 INFO L268 CegarLoopResult]: For program point L425-1(lines 406 430) no Hoare annotation was computed. [2020-07-21 12:55:03,195 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,195 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2020-07-21 12:55:03,195 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2020-07-21 12:55:03,195 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (<= ~waterLevel~0 2) (<= test_~splverifierCounter~0 0))) [2020-07-21 12:55:03,195 INFO L264 CegarLoopResult]: At program point testENTRY(lines 144 209) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,195 INFO L268 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-07-21 12:55:03,196 INFO L264 CegarLoopResult]: At program point L190-1(lines 184 197) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (and .cse3 .cse4 .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2))) [2020-07-21 12:55:03,196 INFO L268 CegarLoopResult]: For program point L155(lines 154 201) no Hoare annotation was computed. [2020-07-21 12:55:03,196 INFO L268 CegarLoopResult]: For program point L184(lines 184 197) no Hoare annotation was computed. [2020-07-21 12:55:03,196 INFO L268 CegarLoopResult]: For program point testFINAL(lines 144 209) no Hoare annotation was computed. [2020-07-21 12:55:03,196 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (and .cse3 .cse4 .cse0 .cse1) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2))) [2020-07-21 12:55:03,196 INFO L268 CegarLoopResult]: For program point L174(lines 174 180) no Hoare annotation was computed. [2020-07-21 12:55:03,196 INFO L268 CegarLoopResult]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2020-07-21 12:55:03,197 INFO L264 CegarLoopResult]: At program point L199(lines 154 201) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2))) [2020-07-21 12:55:03,197 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse0 .cse1) (not (<= 1 |old(~systemActive~0)|)) (and (= 0 ~systemActive~0) .cse3 .cse4 .cse0) (and (<= 2 ~waterLevel~0) .cse3 .cse0 .cse1 .cse2))) [2020-07-21 12:55:03,197 INFO L268 CegarLoopResult]: For program point L164(lines 164 170) no Hoare annotation was computed. [2020-07-21 12:55:03,197 INFO L268 CegarLoopResult]: For program point L164-1(lines 164 170) no Hoare annotation was computed. [2020-07-21 12:55:03,197 INFO L268 CegarLoopResult]: For program point L156(lines 156 160) no Hoare annotation was computed. [2020-07-21 12:55:03,197 INFO L264 CegarLoopResult]: At program point L202(lines 153 203) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point testEXIT(lines 144 209) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 950 995) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 950 995) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 950 995) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point L970(lines 970 977) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point L964(lines 964 984) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L268 CegarLoopResult]: For program point L964-1(lines 964 984) no Hoare annotation was computed. [2020-07-21 12:55:03,198 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 431 438) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 431 438) no Hoare annotation was computed. [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 431 438) no Hoare annotation was computed. [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 667 675) no Hoare annotation was computed. [2020-07-21 12:55:03,199 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 667 675) the Hoare annotation is: true [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 667 675) no Hoare annotation was computed. [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 621 643) no Hoare annotation was computed. [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 621 643) no Hoare annotation was computed. [2020-07-21 12:55:03,199 INFO L268 CegarLoopResult]: For program point L629(lines 629 637) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 621 643) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point L629-2(lines 629 637) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 96 105) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 96 105) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 96 105) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 847 949) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point L896-2(lines 896 916) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point L917(lines 895 918) no Hoare annotation was computed. [2020-07-21 12:55:03,200 INFO L268 CegarLoopResult]: For program point L876(lines 876 892) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point L936(lines 936 943) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 847 949) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point L897(lines 896 916) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point L928(line 928) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point L928-1(line 928) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point L893(lines 893 934) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 847 949) no Hoare annotation was computed. [2020-07-21 12:55:03,201 INFO L268 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point L935(lines 935 946) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (<= ~waterLevel~0 |old(~waterLevel~0)|) [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point L450-1(lines 439 455) no Hoare annotation was computed. [2020-07-21 12:55:03,202 INFO L268 CegarLoopResult]: For program point L446(lines 446 452) no Hoare annotation was computed. [2020-07-21 12:55:03,203 INFO L264 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 12:55:03,203 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 439 455) no Hoare annotation was computed. [2020-07-21 12:55:03,203 INFO L268 CegarLoopResult]: For program point L444-1(line 444) no Hoare annotation was computed. [2020-07-21 12:55:03,203 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 439 455) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 12:55:03,203 INFO L264 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0))) [2020-07-21 12:55:03,203 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 644 652) the Hoare annotation is: true [2020-07-21 12:55:03,203 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 644 652) no Hoare annotation was computed. [2020-07-21 12:55:03,203 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 644 652) no Hoare annotation was computed. [2020-07-21 12:55:03,204 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-07-21 12:55:03,204 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 520 538) no Hoare annotation was computed. [2020-07-21 12:55:03,204 INFO L271 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: true [2020-07-21 12:55:03,204 INFO L268 CegarLoopResult]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2020-07-21 12:55:03,204 INFO L268 CegarLoopResult]: For program point L527-1(line 527) no Hoare annotation was computed. [2020-07-21 12:55:03,204 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 520 538) the Hoare annotation is: true [2020-07-21 12:55:03,204 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 520 538) no Hoare annotation was computed. [2020-07-21 12:55:03,204 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 600 611) the Hoare annotation is: true [2020-07-21 12:55:03,204 INFO L268 CegarLoopResult]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2020-07-21 12:55:03,205 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 600 611) no Hoare annotation was computed. [2020-07-21 12:55:03,205 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,205 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,205 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,205 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 319 345) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (<= 2 ~waterLevel~0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (<= ~waterLevel~0 2)) (.cse10 (= 0 ~pumpRunning~0)) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6)) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse7 .cse6) .cse2) (or .cse8 .cse9 .cse2 (and .cse7 .cse10)) (or .cse0 .cse4 .cse9 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse7 .cse9) (or .cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse9 (<= 1 ~switchedOnBeforeTS~0) .cse2) (or .cse4 .cse8 .cse9 .cse2 .cse3) (or .cse0 .cse9 (and .cse5 .cse10) .cse2))) [2020-07-21 12:55:03,205 INFO L264 CegarLoopResult]: At program point L335(line 335) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4 (<= ~waterLevel~0 1) (<= 1 ~pumpRunning~0))) (.cse3 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or (not (= 0 ~systemActive~0)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (and .cse4 (= 0 ~pumpRunning~0))) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse5 .cse6) (or .cse0 .cse5 .cse2 .cse6 .cse3)))) [2020-07-21 12:55:03,206 INFO L264 CegarLoopResult]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse13 (<= 1 ~pumpRunning~0)) (.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse12 (= 0 ~pumpRunning~0)) (.cse14 (<= ~waterLevel~0 1))) (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and .cse11 .cse12 (<= 1 ~switchedOnBeforeTS~0) .cse14)) (.cse7 (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse11 .cse14 .cse13)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (and .cse11 .cse12)) (.cse0 (not (= 0 ~systemActive~0))) (.cse4 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (<= 2 ~waterLevel~0)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse7 .cse8) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse9 .cse4 .cse5 .cse6 .cse7) (or .cse9 .cse4 .cse1 .cse3) (or .cse10 .cse0 .cse1 .cse2 .cse8) (or .cse4 (and .cse10 .cse11 .cse12) .cse1 (and .cse10 .cse11 .cse13) .cse2 .cse8)))) [2020-07-21 12:55:03,206 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 319 345) no Hoare annotation was computed. [2020-07-21 12:55:03,206 INFO L264 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (<= 1 ~pumpRunning~0))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 (and .cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse3) .cse4) (or (not (= 0 ~systemActive~0)) .cse5 .cse4) (or .cse0 .cse5 .cse4) (or .cse0 .cse1 .cse4 (and .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3) (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 12:55:03,206 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 319 345) no Hoare annotation was computed. [2020-07-21 12:55:03,206 INFO L268 CegarLoopResult]: For program point L326(lines 322 344) no Hoare annotation was computed. [2020-07-21 12:55:03,206 INFO L268 CegarLoopResult]: For program point L324(lines 322 344) no Hoare annotation was computed. [2020-07-21 12:55:03,206 INFO L271 CegarLoopResult]: At program point L226-1(lines 226 230) the Hoare annotation is: true [2020-07-21 12:55:03,207 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 212 241) no Hoare annotation was computed. [2020-07-21 12:55:03,207 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-21 12:55:03,207 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 212 241) the Hoare annotation is: true [2020-07-21 12:55:03,207 INFO L271 CegarLoopResult]: At program point L222-2(lines 222 236) the Hoare annotation is: true [2020-07-21 12:55:03,207 INFO L271 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: true [2020-07-21 12:55:03,207 INFO L268 CegarLoopResult]: For program point L218-1(line 218) no Hoare annotation was computed. [2020-07-21 12:55:03,207 INFO L271 CegarLoopResult]: At program point L237(lines 212 241) the Hoare annotation is: true [2020-07-21 12:55:03,207 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-07-21 12:55:03,207 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-07-21 12:55:03,207 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 612 620) the Hoare annotation is: true [2020-07-21 12:55:03,208 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 612 620) no Hoare annotation was computed. [2020-07-21 12:55:03,208 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 612 620) no Hoare annotation was computed. [2020-07-21 12:55:03,208 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 576 587) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (not (<= 1 ~pumpRunning~0)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 .cse2) (or .cse0 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= |old(~waterLevel~0)| 2)) .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-21 12:55:03,208 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 576 587) no Hoare annotation was computed. [2020-07-21 12:55:03,208 INFO L268 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-07-21 12:55:03,208 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 267 273) no Hoare annotation was computed. [2020-07-21 12:55:03,208 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 267 273) the Hoare annotation is: true [2020-07-21 12:55:03,208 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,209 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) [2020-07-21 12:55:03,209 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:55:03,209 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:55:03,209 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:55:03,209 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2020-07-21 12:55:03,209 INFO L264 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (and (<= ~pumpRunning~0 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,209 INFO L268 CegarLoopResult]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2020-07-21 12:55:03,209 INFO L264 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= 0 ~pumpRunning~0))))) [2020-07-21 12:55:03,210 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|))))) [2020-07-21 12:55:03,210 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-07-21 12:55:03,210 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 1))) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:55:03,210 INFO L268 CegarLoopResult]: For program point L360-1(line 360) no Hoare annotation was computed. [2020-07-21 12:55:03,210 INFO L268 CegarLoopResult]: For program point L358(lines 358 375) no Hoare annotation was computed. [2020-07-21 12:55:03,210 INFO L268 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-07-21 12:55:03,210 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 588 599) no Hoare annotation was computed. [2020-07-21 12:55:03,211 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 588 599) the Hoare annotation is: (let ((.cse8 (<= 2 ~waterLevel~0))) (let ((.cse9 (not (= 0 ~systemActive~0))) (.cse1 (and .cse8 (<= ~waterLevel~0 2))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) .cse7) (or .cse8 .cse9 .cse2 .cse3 .cse4) (or .cse6 .cse9 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse5 .cse0 .cse6 .cse3)))) [2020-07-21 12:55:03,211 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 130 137) no Hoare annotation was computed. [2020-07-21 12:55:03,211 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2020-07-21 12:55:03,211 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 130 137) the Hoare annotation is: true [2020-07-21 12:55:03,211 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 130 137) no Hoare annotation was computed. [2020-07-21 12:55:03,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:55:03 BoogieIcfgContainer [2020-07-21 12:55:03,228 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:55:03,230 INFO L168 Benchmark]: Toolchain (without parser) took 16841.64 ms. Allocated memory was 144.7 MB in the beginning and 454.0 MB in the end (delta: 309.3 MB). Free memory was 101.1 MB in the beginning and 339.9 MB in the end (delta: -238.8 MB). Peak memory consumption was 281.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:55:03,231 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:55:03,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.45 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 100.7 MB in the beginning and 166.9 MB in the end (delta: -66.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:55:03,232 INFO L168 Benchmark]: Boogie Preprocessor took 86.16 ms. Allocated memory is still 201.3 MB. Free memory was 166.9 MB in the beginning and 162.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:55:03,233 INFO L168 Benchmark]: RCFGBuilder took 1070.28 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 188.4 MB in the end (delta: -25.6 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2020-07-21 12:55:03,234 INFO L168 Benchmark]: TraceAbstraction took 14999.77 ms. Allocated memory was 233.8 MB in the beginning and 454.0 MB in the end (delta: 220.2 MB). Free memory was 188.4 MB in the beginning and 340.0 MB in the end (delta: -151.6 MB). Peak memory consumption was 279.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:55:03,237 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 679.45 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 100.7 MB in the beginning and 166.9 MB in the end (delta: -66.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.16 ms. Allocated memory is still 201.3 MB. Free memory was 166.9 MB in the beginning and 162.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1070.28 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 162.8 MB in the beginning and 188.4 MB in the end (delta: -25.6 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14999.77 ms. Allocated memory was 233.8 MB in the beginning and 454.0 MB in the end (delta: 220.2 MB). Free memory was 188.4 MB in the beginning and 340.0 MB in the end (delta: -151.6 MB). Peak memory consumption was 279.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 134]: 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: 153]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (((((!(\old(waterLevel) <= 1) || ((((pumpRunning <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || (((waterLevel <= 2 && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive))) || (((0 == systemActive && waterLevel <= 2) && 0 == pumpRunning) && splverifierCounter <= 0)) || ((((2 <= waterLevel && waterLevel <= 2) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 268 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.7s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2276 SDtfs, 1204 SDslu, 3688 SDs, 0 SdLazy, 1691 SolverSat, 400 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1261 GetRequests, 1202 SyntacticMatches, 6 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1098occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 390 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 1945 PreInvPairs, 2044 NumberOfFragments, 2175 HoareAnnotationTreeSize, 1945 FomulaSimplifications, 2010 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 75 FomulaSimplificationsInter, 7722 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1055 NumberOfCodeBlocks, 921 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1237 ConstructedInterpolants, 0 QuantifiedInterpolants, 298719 SizeOfPredicates, 26 NumberOfNonLiveVariables, 7834 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 139/165 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...