/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:49:38,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:49:38,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:49:38,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:49:38,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:49:38,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:49:38,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:49:38,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:49:38,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:49:38,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:49:38,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:49:38,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:49:38,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:49:38,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:49:38,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:49:38,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:49:38,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:49:38,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:49:38,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:49:38,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:49:38,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:49:38,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:49:38,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:49:38,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:49:38,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:49:38,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:49:38,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:49:38,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:49:38,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:49:38,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:49:38,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:49:38,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:49:38,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:49:38,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:49:38,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:49:38,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:49:38,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:49:38,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:49:38,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:49:38,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:49:38,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:49:38,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:49:38,194 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:49:38,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:49:38,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:49:38,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:49:38,197 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:49:38,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:49:38,197 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:49:38,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:49:38,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:49:38,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:49:38,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:49:38,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:49:38,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:49:38,198 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:49:38,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:49:38,199 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:49:38,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:49:38,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:49:38,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:49:38,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:49:38,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:49:38,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:49:38,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:49:38,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:49:38,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:49:38,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:49:38,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:49:38,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:49:38,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:49:38,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:49:38,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:49:38,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:49:38,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:49:38,609 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:49:38,610 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:49:38,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2020-10-29 11:49:38,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c87c2043/fbada7c595af4e20bf1840925ab90b50/FLAGde7da8451 [2020-10-29 11:49:39,387 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:49:39,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product03.cil.c [2020-10-29 11:49:39,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c87c2043/fbada7c595af4e20bf1840925ab90b50/FLAGde7da8451 [2020-10-29 11:49:39,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6c87c2043/fbada7c595af4e20bf1840925ab90b50 [2020-10-29 11:49:39,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:49:39,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:49:39,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:49:39,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:49:39,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:49:39,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:49:39" (1/1) ... [2020-10-29 11:49:39,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc1cecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:39, skipping insertion in model container [2020-10-29 11:49:39,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:49:39" (1/1) ... [2020-10-29 11:49:39,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:49:39,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:49:40,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:49:40,164 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:49:40,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:49:40,348 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:49:40,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40 WrapperNode [2020-10-29 11:49:40,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:49:40,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:49:40,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:49:40,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:49:40,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... [2020-10-29 11:49:40,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:49:40,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:49:40,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:49:40,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:49:40,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-29 11:49:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:49:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:49:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:49:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:49:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:49:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:49:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:49:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:49:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:49:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:49:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:49:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:49:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:49:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:49:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:49:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:49:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:49:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:49:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:49:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:49:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:49:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:49:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:49:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:49:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:49:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:49:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:49:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:49:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:49:40,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:49:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:49:40,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:49:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:49:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:49:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:49:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:49:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:49:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:49:40,588 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:49:40,589 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:49:40,590 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:49:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:49:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:49:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:49:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:49:40,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:49:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:49:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:49:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:49:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:49:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:49:40,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:49:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:49:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:49:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:49:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:49:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:49:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:49:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:49:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:49:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:49:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:49:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:49:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:49:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:49:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:49:41,884 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:49:41,884 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:49:41,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:49:41 BoogieIcfgContainer [2020-10-29 11:49:41,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:49:41,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:49:41,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:49:41,892 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:49:41,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:49:39" (1/3) ... [2020-10-29 11:49:41,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519d2697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:49:41, skipping insertion in model container [2020-10-29 11:49:41,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:49:40" (2/3) ... [2020-10-29 11:49:41,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519d2697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:49:41, skipping insertion in model container [2020-10-29 11:49:41,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:49:41" (3/3) ... [2020-10-29 11:49:41,895 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03.cil.c [2020-10-29 11:49:41,907 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:49:41,912 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:49:41,925 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:49:41,953 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:49:41,953 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:49:41,953 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:49:41,953 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:49:41,954 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:49:41,954 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:49:41,954 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:49:41,954 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:49:41,976 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-10-29 11:49:41,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:49:41,985 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:49:41,986 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] [2020-10-29 11:49:41,987 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:49:41,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:49:41,993 INFO L82 PathProgramCache]: Analyzing trace with hash -298098434, now seen corresponding path program 1 times [2020-10-29 11:49:42,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:49:42,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060363580] [2020-10-29 11:49:42,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:49:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:42,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:42,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:43,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:43,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:44,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 11:49:47,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:49:47,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 11:49:47,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:49:47,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:47,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:49:47,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:49:47,716 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:47,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:49:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:47,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 11:49:47,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:49:47,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:47,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:49:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:47,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:47,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:47,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:49:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:47,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:47,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:47,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:47,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:49:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:47,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:47,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:47,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:47,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:49:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:47,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:47,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:47,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:47,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:49:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:47,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:47,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:47,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:47,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:49:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:49:47,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:49:47,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:49:47,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:47,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:49:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:47,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:47,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:47,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:47,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:47,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:47,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:49:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:47,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:47,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:47,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:47,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:47,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:49:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:47,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:47,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:47,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:47,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:47,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:47,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:47,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:47,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:47,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:47,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 18 [2020-10-29 11:49:48,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:49:48,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060363580] [2020-10-29 11:49:48,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:49:48,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 11:49:48,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046496012] [2020-10-29 11:49:48,013 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 11:49:48,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:49:48,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 11:49:48,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 11:49:48,030 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 6 states. [2020-10-29 11:49:48,473 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:49:49,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:49:49,940 INFO L93 Difference]: Finished difference Result 319 states and 422 transitions. [2020-10-29 11:49:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:49:49,942 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-29 11:49:49,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:49:49,956 INFO L225 Difference]: With dead ends: 319 [2020-10-29 11:49:49,956 INFO L226 Difference]: Without dead ends: 205 [2020-10-29 11:49:49,961 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:49:49,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-10-29 11:49:50,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 161. [2020-10-29 11:49:50,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-29 11:49:50,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 192 transitions. [2020-10-29 11:49:50,070 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 192 transitions. Word has length 60 [2020-10-29 11:49:50,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:49:50,071 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 192 transitions. [2020-10-29 11:49:50,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 11:49:50,071 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2020-10-29 11:49:50,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:49:50,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:49:50,075 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] [2020-10-29 11:49:50,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:49:50,075 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:49:50,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:49:50,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1959669371, now seen corresponding path program 1 times [2020-10-29 11:49:50,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:49:50,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1137808105] [2020-10-29 11:49:50,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:49:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:50,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:50,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:50,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:51,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:53,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:53,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-29 11:49:53,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:49:53,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3779 [2020-10-29 11:49:53,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:53,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:53,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:49:53,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:49:53,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-29 11:49:53,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:54,345 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:49:54,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:49:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:54,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-29 11:49:54,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:49:54,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:49:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:54,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:54,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:54,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:49:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:54,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:54,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:54,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:49:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:54,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:49:54,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:54,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:49:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:54,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:54,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:54,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:49:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:54,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:54,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:54,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:49:54,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:49:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:49:54,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:49:54,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:49:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:49:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:54,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:54,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:49:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:49:54,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 11:49:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:49:54,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:49:54,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:49:54,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:49:54,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-29 11:49:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:54,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:49:54,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:49:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:54,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:49:54,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 11:49:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:49:54,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:49:54,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:49:54,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:49:54,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:49:54,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:49:54,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:49:54,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:49:54,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:49:54,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:49:54,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:49:54,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:49:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:49:54,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1137808105] [2020-10-29 11:49:54,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:49:54,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:49:54,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927706298] [2020-10-29 11:49:54,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:49:54,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:49:54,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:49:54,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:49:54,636 INFO L87 Difference]: Start difference. First operand 161 states and 192 transitions. Second operand 8 states. [2020-10-29 11:49:55,190 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:49:56,022 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:49:57,036 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:49:57,409 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:49:57,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:49:57,510 INFO L93 Difference]: Finished difference Result 307 states and 397 transitions. [2020-10-29 11:49:57,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 11:49:57,518 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-10-29 11:49:57,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:49:57,519 INFO L225 Difference]: With dead ends: 307 [2020-10-29 11:49:57,519 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:49:57,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:49:57,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:49:57,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:49:57,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:49:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:49:57,524 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:49:57,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:49:57,524 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:49:57,524 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:49:57,524 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:49:57,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:49:57,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:49:57,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:49:59,418 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:49:59,713 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:00,316 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:50:00,634 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:00,945 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:01,230 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:50:01,538 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:01,848 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:02,156 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:02,537 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:02,862 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:03,415 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:50:03,722 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:04,013 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:04,341 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:04,925 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:05,222 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:05,867 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:50:06,437 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:06,756 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:07,039 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-10-29 11:50:07,608 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:07,913 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:07,917 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point L128-2(lines 128 149) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point L150(lines 127 151) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:50:07,918 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L134(lines 134 138) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 103 158) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L191(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L185-2(lines 185 210) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:50:07,919 INFO L274 CegarLoopResult]: For program point L211(lines 184 212) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 159 218) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 541 547) the Hoare annotation is: true [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 541 547) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 548 556) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 548 556) the Hoare annotation is: true [2020-10-29 11:50:07,920 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 548 556) no Hoare annotation was computed. [2020-10-29 11:50:07,920 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 761 768) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 761 768) no Hoare annotation was computed. [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 761 768) no Hoare annotation was computed. [2020-10-29 11:50:07,921 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 769 778) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 769 778) no Hoare annotation was computed. [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 769 778) no Hoare annotation was computed. [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-10-29 11:50:07,921 INFO L270 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point L792(lines 792 798) no Hoare annotation was computed. [2020-10-29 11:50:07,921 INFO L274 CegarLoopResult]: For program point L791(lines 791 801) no Hoare annotation was computed. [2020-10-29 11:50:07,922 INFO L277 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-10-29 11:50:07,922 INFO L274 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-10-29 11:50:07,922 INFO L274 CegarLoopResult]: For program point L787(lines 787 804) no Hoare annotation was computed. [2020-10-29 11:50:07,922 INFO L274 CegarLoopResult]: For program point L787-1(lines 779 807) no Hoare annotation was computed. [2020-10-29 11:50:07,922 INFO L277 CegarLoopResult]: At program point L785(line 785) the Hoare annotation is: true [2020-10-29 11:50:07,922 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 779 807) the Hoare annotation is: true [2020-10-29 11:50:07,922 INFO L274 CegarLoopResult]: For program point L785-1(line 785) no Hoare annotation was computed. [2020-10-29 11:50:07,922 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 779 807) no Hoare annotation was computed. [2020-10-29 11:50:07,923 INFO L270 CegarLoopResult]: At program point L511(line 511) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,923 INFO L270 CegarLoopResult]: At program point L511-1(line 511) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,923 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 499 521) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,923 INFO L274 CegarLoopResult]: For program point L509(lines 509 516) no Hoare annotation was computed. [2020-10-29 11:50:07,923 INFO L274 CegarLoopResult]: For program point L509-1(lines 509 516) no Hoare annotation was computed. [2020-10-29 11:50:07,923 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 11:50:07,923 INFO L270 CegarLoopResult]: At program point L506(line 506) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,923 INFO L270 CegarLoopResult]: At program point L505(line 505) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 499 521) no Hoare annotation was computed. [2020-10-29 11:50:07,924 INFO L270 CegarLoopResult]: At program point L505-1(line 505) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 499 521) no Hoare annotation was computed. [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 452 475) no Hoare annotation was computed. [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 452 475) no Hoare annotation was computed. [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 452 475) no Hoare annotation was computed. [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-10-29 11:50:07,924 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-29 11:50:07,925 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 676 690) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L270 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point L680(lines 680 686) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 676 690) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 676 690) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 631 639) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 631 639) the Hoare annotation is: true [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 631 639) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-10-29 11:50:07,926 INFO L274 CegarLoopResult]: For program point L670-1(line 670) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point L659(lines 659 667) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point L659-2(lines 659 667) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 640 675) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point L647(lines 647 655) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 640 675) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point L647-2(lines 647 655) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 640 675) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 534 540) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 534 540) the Hoare annotation is: true [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:50:07,927 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 57 102) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point L384(lines 384 404) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point L384-1(lines 384 404) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point L401(lines 401 402) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 394 395) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 401 402) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point L394(lines 394 395) no Hoare annotation was computed. [2020-10-29 11:50:07,928 INFO L274 CegarLoopResult]: For program point L390(lines 390 397) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 370 415) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 485 495) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 485 495) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L270 CegarLoopResult]: At program point L490(line 490) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 485 495) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point L625-1(line 625) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 620 630) no Hoare annotation was computed. [2020-10-29 11:50:07,929 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 620 630) no Hoare annotation was computed. [2020-10-29 11:50:07,930 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 620 630) no Hoare annotation was computed. [2020-10-29 11:50:07,930 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 612 619) the Hoare annotation is: true [2020-10-29 11:50:07,930 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 612 619) no Hoare annotation was computed. [2020-10-29 11:50:07,930 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 612 619) no Hoare annotation was computed. [2020-10-29 11:50:07,930 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 597 603) no Hoare annotation was computed. [2020-10-29 11:50:07,930 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 597 603) the Hoare annotation is: true [2020-10-29 11:50:07,930 INFO L274 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-10-29 11:50:07,930 INFO L270 CegarLoopResult]: At program point testENTRY(lines 692 757) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:50:07,930 INFO L274 CegarLoopResult]: For program point testFINAL(lines 692 757) no Hoare annotation was computed. [2020-10-29 11:50:07,931 INFO L270 CegarLoopResult]: At program point L750(lines 701 751) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,931 INFO L270 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,931 INFO L274 CegarLoopResult]: For program point L738(lines 738 744) no Hoare annotation was computed. [2020-10-29 11:50:07,931 INFO L270 CegarLoopResult]: At program point L738-1(lines 732 745) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,931 INFO L274 CegarLoopResult]: For program point L703(lines 702 749) no Hoare annotation was computed. [2020-10-29 11:50:07,931 INFO L274 CegarLoopResult]: For program point L732(lines 732 745) no Hoare annotation was computed. [2020-10-29 11:50:07,931 INFO L270 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,931 INFO L274 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-10-29 11:50:07,931 INFO L274 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-10-29 11:50:07,931 INFO L270 CegarLoopResult]: At program point L747(lines 702 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,931 INFO L270 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,931 INFO L274 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point testEXIT(lines 692 757) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 348 349) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 355 356) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L348(lines 348 349) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L344(lines 344 351) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L338(lines 338 358) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L338-1(lines 338 358) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 324 369) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L355(lines 355 356) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L864(lines 864 872) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point L864-2(lines 864 872) no Hoare annotation was computed. [2020-10-29 11:50:07,932 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 856 878) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 856 878) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 856 878) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L250(lines 250 266) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L310(lines 310 317) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L271(lines 270 290) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L302-1(line 302) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L267(lines 267 308) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L245(lines 245 249) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L309(lines 309 320) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 221 323) no Hoare annotation was computed. [2020-10-29 11:50:07,933 INFO L274 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point L270-2(lines 270 290) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point L291(lines 269 292) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 524 533) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 524 533) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 524 533) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,934 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:50:07,934 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 604 611) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 604 611) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 604 611) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 879 887) the Hoare annotation is: true [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 879 887) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 879 887) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,935 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,936 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 835 846) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:50:07,936 INFO L274 CegarLoopResult]: For program point L839-1(lines 835 846) no Hoare annotation was computed. [2020-10-29 11:50:07,936 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 835 846) no Hoare annotation was computed. [2020-10-29 11:50:07,936 INFO L274 CegarLoopResult]: For program point L577(lines 573 595) no Hoare annotation was computed. [2020-10-29 11:50:07,936 INFO L274 CegarLoopResult]: For program point L575(lines 573 595) no Hoare annotation was computed. [2020-10-29 11:50:07,936 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 570 596) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:07,936 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 570 596) no Hoare annotation was computed. [2020-10-29 11:50:07,936 INFO L277 CegarLoopResult]: At program point L586(line 586) the Hoare annotation is: true [2020-10-29 11:50:07,936 INFO L277 CegarLoopResult]: At program point L584(lines 584 590) the Hoare annotation is: true [2020-10-29 11:50:07,936 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 570 596) no Hoare annotation was computed. [2020-10-29 11:50:07,937 INFO L270 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,937 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 419 448) no Hoare annotation was computed. [2020-10-29 11:50:07,937 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 419 448) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:07,937 INFO L277 CegarLoopResult]: At program point L444(lines 419 448) the Hoare annotation is: true [2020-10-29 11:50:07,937 INFO L274 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-29 11:50:07,937 INFO L274 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-10-29 11:50:07,937 INFO L277 CegarLoopResult]: At program point L433-1(lines 433 437) the Hoare annotation is: true [2020-10-29 11:50:07,937 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-29 11:50:07,937 INFO L277 CegarLoopResult]: At program point L429-2(lines 429 443) the Hoare annotation is: true [2020-10-29 11:50:07,938 INFO L270 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point L425-1(line 425) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 847 855) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 847 855) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 847 855) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 811 822) the Hoare annotation is: true [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point L815-1(lines 811 822) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 811 822) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 476 482) no Hoare annotation was computed. [2020-10-29 11:50:07,938 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 476 482) the Hoare annotation is: true [2020-10-29 11:50:07,939 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,939 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:50:07,939 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:50:07,939 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:50:07,939 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 823 834) no Hoare annotation was computed. [2020-10-29 11:50:07,939 INFO L274 CegarLoopResult]: For program point L827-1(lines 823 834) no Hoare annotation was computed. [2020-10-29 11:50:07,939 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 823 834) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:50:07,939 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:50:07,939 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-29 11:50:07,940 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-29 11:50:07,940 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-29 11:50:07,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:50:07 BoogieIcfgContainer [2020-10-29 11:50:07,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:50:07,958 INFO L168 Benchmark]: Toolchain (without parser) took 28265.11 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 126.1 MB in the beginning and 202.5 MB in the end (delta: -76.4 MB). Peak memory consumption was 271.6 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:07,959 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 125.8 MB. Free memory was 101.0 MB in the beginning and 100.9 MB in the end (delta: 74.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:50:07,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.13 ms. Allocated memory is still 151.0 MB. Free memory was 125.5 MB in the beginning and 105.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:07,961 INFO L168 Benchmark]: Boogie Preprocessor took 91.46 ms. Allocated memory is still 151.0 MB. Free memory was 105.3 MB in the beginning and 101.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:07,962 INFO L168 Benchmark]: RCFGBuilder took 1444.49 ms. Allocated memory is still 151.0 MB. Free memory was 101.6 MB in the beginning and 92.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 19.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:07,963 INFO L168 Benchmark]: TraceAbstraction took 26068.01 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 92.2 MB in the beginning and 202.5 MB in the end (delta: -110.4 MB). Peak memory consumption was 236.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:50:07,967 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 125.8 MB. Free memory was 101.0 MB in the beginning and 100.9 MB in the end (delta: 74.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 646.13 ms. Allocated memory is still 151.0 MB. Free memory was 125.5 MB in the beginning and 105.3 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.46 ms. Allocated memory is still 151.0 MB. Free memory was 105.3 MB in the beginning and 101.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1444.49 ms. Allocated memory is still 151.0 MB. Free memory was 101.6 MB in the beginning and 92.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 19.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26068.01 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 92.2 MB in the beginning and 202.5 MB in the end (delta: -110.4 MB). Peak memory consumption was 236.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 355]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 348]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 394]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 401]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 222 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.5s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 196 SDtfs, 424 SDslu, 218 SDs, 0 SdLazy, 560 SolverSat, 248 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 202 PreInvPairs, 252 NumberOfFragments, 616 HoareAnnotationTreeSize, 202 FomulaSimplifications, 5130 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 48 FomulaSimplificationsInter, 8114 FormulaSimplificationTreeSizeReductionInter, 8.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 39462 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...