/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=LOWLEXORDER -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 18:35:44,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 18:35:44,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 18:35:44,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 18:35:44,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 18:35:44,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 18:35:44,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 18:35:44,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 18:35:44,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 18:35:44,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 18:35:44,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 18:35:44,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 18:35:44,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 18:35:44,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 18:35:44,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 18:35:44,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 18:35:44,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 18:35:44,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 18:35:44,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 18:35:44,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 18:35:44,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 18:35:44,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 18:35:44,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 18:35:44,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 18:35:44,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 18:35:44,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 18:35:44,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 18:35:44,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 18:35:44,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 18:35:44,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 18:35:44,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 18:35:44,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 18:35:44,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 18:35:44,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 18:35:44,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 18:35:44,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 18:35:44,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 18:35:44,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 18:35:44,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 18:35:44,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 18:35:44,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 18:35:44,432 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 [2020-08-18 18:35:44,474 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 18:35:44,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 18:35:44,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 18:35:44,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 18:35:44,476 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 18:35:44,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 18:35:44,477 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 18:35:44,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 18:35:44,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 18:35:44,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 18:35:44,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 18:35:44,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 18:35:44,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 18:35:44,478 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 18:35:44,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 18:35:44,479 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 18:35:44,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 18:35:44,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 18:35:44,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 18:35:44,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 18:35:44,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 18:35:44,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 18:35:44,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 18:35:44,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 18:35:44,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 18:35:44,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 18:35:44,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 18:35:44,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 18:35:44,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 18:35:44,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=LOWLEXORDER; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=LOWLEXORDER; [2020-08-18 18:35:44,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 18:35:44,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 18:35:44,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 18:35:44,819 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 18:35:44,820 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 18:35:44,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-08-18 18:35:44,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3013cf58f/f5843a2ae8ef435f8759b36aed01212a/FLAGd176cf8c6 [2020-08-18 18:35:45,392 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 18:35:45,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-08-18 18:35:45,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3013cf58f/f5843a2ae8ef435f8759b36aed01212a/FLAGd176cf8c6 [2020-08-18 18:35:45,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3013cf58f/f5843a2ae8ef435f8759b36aed01212a [2020-08-18 18:35:45,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 18:35:45,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 18:35:45,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 18:35:45,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 18:35:45,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 18:35:45,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:35:45" (1/1) ... [2020-08-18 18:35:45,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b79fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:45, skipping insertion in model container [2020-08-18 18:35:45,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:35:45" (1/1) ... [2020-08-18 18:35:45,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 18:35:45,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 18:35:46,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 18:35:46,147 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 18:35:46,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 18:35:46,444 INFO L208 MainTranslator]: Completed translation [2020-08-18 18:35:46,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46 WrapperNode [2020-08-18 18:35:46,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 18:35:46,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 18:35:46,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 18:35:46,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 18:35:46,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (1/1) ... [2020-08-18 18:35:46,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 18:35:46,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 18:35:46,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 18:35:46,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 18:35:46,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (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 [2020-08-18 18:35:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 18:35:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 18:35:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 18:35:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 18:35:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 18:35:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 18:35:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 18:35:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 18:35:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 18:35:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 18:35:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 18:35:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 18:35:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 18:35:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 18:35:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 18:35:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 18:35:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-18 18:35:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 18:35:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 18:35:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 18:35:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 18:35:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 18:35:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 18:35:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 18:35:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 18:35:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-18 18:35:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 18:35:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 18:35:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 18:35:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 18:35:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 18:35:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 18:35:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 18:35:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-18 18:35:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 18:35:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 18:35:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 18:35:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 18:35:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 18:35:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 18:35:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 18:35:46,628 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 18:35:46,629 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 18:35:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 18:35:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 18:35:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 18:35:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 18:35:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 18:35:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 18:35:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 18:35:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 18:35:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 18:35:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 18:35:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 18:35:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 18:35:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 18:35:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 18:35:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 18:35:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 18:35:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 18:35:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 18:35:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 18:35:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 18:35:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 18:35:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-18 18:35:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 18:35:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 18:35:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 18:35:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 18:35:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 18:35:47,790 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 18:35:47,791 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 18:35:47,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:35:47 BoogieIcfgContainer [2020-08-18 18:35:47,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 18:35:47,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 18:35:47,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 18:35:47,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 18:35:47,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 06:35:45" (1/3) ... [2020-08-18 18:35:47,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280a64a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 06:35:47, skipping insertion in model container [2020-08-18 18:35:47,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:35:46" (2/3) ... [2020-08-18 18:35:47,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@280a64a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 06:35:47, skipping insertion in model container [2020-08-18 18:35:47,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:35:47" (3/3) ... [2020-08-18 18:35:47,805 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c [2020-08-18 18:35:47,815 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 18:35:47,824 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 18:35:47,839 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 18:35:47,865 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 18:35:47,865 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 18:35:47,866 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 18:35:47,866 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 18:35:47,866 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 18:35:47,866 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 18:35:47,867 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 18:35:47,867 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 18:35:47,890 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-08-18 18:35:47,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 18:35:47,900 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 18:35:47,902 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 18:35:47,902 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 18:35:47,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 18:35:47,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1061084108, now seen corresponding path program 1 times [2020-08-18 18:35:47,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 18:35:47,915 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [403845753] [2020-08-18 18:35:47,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 18:35:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,533 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 18:35:48,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 18:35:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 18:35:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 18:35:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 18:35:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 18:35:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 18:35:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 18:35:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 18:35:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 18:35:48,686 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [403845753] [2020-08-18 18:35:48,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 18:35:48,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 18:35:48,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856013063] [2020-08-18 18:35:48,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 18:35:48,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 18:35:48,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 18:35:48,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 18:35:48,715 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-08-18 18:35:49,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 18:35:49,909 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2020-08-18 18:35:49,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 18:35:49,911 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 18:35:49,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 18:35:49,927 INFO L225 Difference]: With dead ends: 268 [2020-08-18 18:35:49,927 INFO L226 Difference]: Without dead ends: 149 [2020-08-18 18:35:49,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 18:35:49,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-08-18 18:35:50,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120. [2020-08-18 18:35:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-08-18 18:35:50,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-08-18 18:35:50,022 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-08-18 18:35:50,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 18:35:50,022 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-08-18 18:35:50,023 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 18:35:50,023 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-08-18 18:35:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 18:35:50,027 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 18:35:50,027 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] [2020-08-18 18:35:50,028 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 18:35:50,028 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 18:35:50,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 18:35:50,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1539374261, now seen corresponding path program 1 times [2020-08-18 18:35:50,029 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 18:35:50,029 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1639265565] [2020-08-18 18:35:50,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 18:35:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,430 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 18:35:50,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 18:35:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 18:35:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 18:35:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 18:35:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 18:35:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 18:35:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 18:35:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 18:35:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 18:35:50,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1639265565] [2020-08-18 18:35:50,618 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 18:35:50,618 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 18:35:50,618 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232095947] [2020-08-18 18:35:50,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 18:35:50,620 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 18:35:50,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 18:35:50,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 18:35:50,621 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 9 states. [2020-08-18 18:35:51,055 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 18:35:51,376 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 18:35:51,670 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 18:35:51,905 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 18:35:52,913 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 18:35:54,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 18:35:54,319 INFO L93 Difference]: Finished difference Result 411 states and 521 transitions. [2020-08-18 18:35:54,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 18:35:54,319 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 18:35:54,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 18:35:54,324 INFO L225 Difference]: With dead ends: 411 [2020-08-18 18:35:54,324 INFO L226 Difference]: Without dead ends: 319 [2020-08-18 18:35:54,327 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 18:35:54,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2020-08-18 18:35:54,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 269. [2020-08-18 18:35:54,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2020-08-18 18:35:54,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 332 transitions. [2020-08-18 18:35:54,408 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 332 transitions. Word has length 64 [2020-08-18 18:35:54,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 18:35:54,409 INFO L479 AbstractCegarLoop]: Abstraction has 269 states and 332 transitions. [2020-08-18 18:35:54,409 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 18:35:54,409 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 332 transitions. [2020-08-18 18:35:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-08-18 18:35:54,413 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 18:35:54,413 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 18:35:54,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 18:35:54,414 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 18:35:54,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 18:35:54,414 INFO L82 PathProgramCache]: Analyzing trace with hash -229520433, now seen corresponding path program 1 times [2020-08-18 18:35:54,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 18:35:54,415 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1864448825] [2020-08-18 18:35:54,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 18:35:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,709 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 18:35:54,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 18:35:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 18:35:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 18:35:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 18:35:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 18:35:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 18:35:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 18:35:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 18:35:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-18 18:35:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-08-18 18:35:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 18:35:54,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1864448825] [2020-08-18 18:35:54,858 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 18:35:54,858 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-18 18:35:54,858 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487548382] [2020-08-18 18:35:54,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 18:35:54,859 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 18:35:54,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 18:35:54,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-18 18:35:54,860 INFO L87 Difference]: Start difference. First operand 269 states and 332 transitions. Second operand 6 states. [2020-08-18 18:35:55,331 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 18:35:56,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 18:35:56,245 INFO L93 Difference]: Finished difference Result 501 states and 655 transitions. [2020-08-18 18:35:56,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 18:35:56,246 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-08-18 18:35:56,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 18:35:56,250 INFO L225 Difference]: With dead ends: 501 [2020-08-18 18:35:56,250 INFO L226 Difference]: Without dead ends: 329 [2020-08-18 18:35:56,253 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-08-18 18:35:56,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-08-18 18:35:56,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 242. [2020-08-18 18:35:56,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-08-18 18:35:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2020-08-18 18:35:56,323 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 68 [2020-08-18 18:35:56,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 18:35:56,324 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2020-08-18 18:35:56,324 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 18:35:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2020-08-18 18:35:56,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-18 18:35:56,327 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 18:35:56,328 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 18:35:56,328 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 18:35:56,328 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 18:35:56,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 18:35:56,329 INFO L82 PathProgramCache]: Analyzing trace with hash 188858379, now seen corresponding path program 1 times [2020-08-18 18:35:56,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 18:35:56,329 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669041350] [2020-08-18 18:35:56,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 18:35:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,644 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 18:35:56,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 18:35:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 18:35:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 18:35:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 18:35:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 18:35:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 18:35:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 18:35:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 18:35:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 18:35:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-18 18:35:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 18:35:56,742 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 18:35:56,742 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669041350] [2020-08-18 18:35:56,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 18:35:56,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 18:35:56,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835923757] [2020-08-18 18:35:56,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 18:35:56,744 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 18:35:56,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 18:35:56,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 18:35:56,745 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 9 states. [2020-08-18 18:35:57,170 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 18:35:57,813 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 18:35:58,363 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 18:35:58,602 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 18:35:58,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 18:35:58,761 INFO L93 Difference]: Finished difference Result 430 states and 556 transitions. [2020-08-18 18:35:58,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 18:35:58,763 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-18 18:35:58,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 18:35:58,764 INFO L225 Difference]: With dead ends: 430 [2020-08-18 18:35:58,764 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 18:35:58,768 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-18 18:35:58,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 18:35:58,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 18:35:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 18:35:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 18:35:58,769 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-18 18:35:58,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 18:35:58,769 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 18:35:58,770 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 18:35:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 18:35:58,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 18:35:58,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 18:35:58,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 18:36:00,313 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 18:36:00,472 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 18:36:00,629 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 18:36:00,794 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 18:36:00,957 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 18:36:01,154 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 18:36:01,323 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 18:36:01,539 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 18:36:01,710 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 18:36:02,036 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-18 18:36:02,195 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 18:36:02,400 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 18:36:02,704 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 18:36:03,049 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 18:36:03,347 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 18:36:03,526 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 18:36:03,710 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 18:36:03,884 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 18:36:04,043 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 18:36:04,205 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 18:36:04,586 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-18 18:36:04,883 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 18:36:05,069 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 18:36:05,073 INFO L268 CegarLoopResult]: For program point L213(lines 213 217) no Hoare annotation was computed. [2020-08-18 18:36:05,074 INFO L268 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2020-08-18 18:36:05,074 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 182 237) no Hoare annotation was computed. [2020-08-18 18:36:05,074 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-08-18 18:36:05,075 INFO L268 CegarLoopResult]: For program point L207-2(lines 207 228) no Hoare annotation was computed. [2020-08-18 18:36:05,075 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 182 237) no Hoare annotation was computed. [2020-08-18 18:36:05,075 INFO L268 CegarLoopResult]: For program point L229(lines 206 230) no Hoare annotation was computed. [2020-08-18 18:36:05,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 182 237) no Hoare annotation was computed. [2020-08-18 18:36:05,076 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-08-18 18:36:05,076 INFO L268 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-08-18 18:36:05,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 238 297) no Hoare annotation was computed. [2020-08-18 18:36:05,076 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 238 297) no Hoare annotation was computed. [2020-08-18 18:36:05,076 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-08-18 18:36:05,077 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-08-18 18:36:05,077 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 238 297) no Hoare annotation was computed. [2020-08-18 18:36:05,077 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-08-18 18:36:05,077 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 289) no Hoare annotation was computed. [2020-08-18 18:36:05,077 INFO L268 CegarLoopResult]: For program point L290(lines 263 291) no Hoare annotation was computed. [2020-08-18 18:36:05,078 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-18 18:36:05,078 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-18 18:36:05,078 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-18 18:36:05,078 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-18 18:36:05,078 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-18 18:36:05,078 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 82 89) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 18:36:05,079 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-08-18 18:36:05,079 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-08-18 18:36:05,079 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 90 99) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 18:36:05,079 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-08-18 18:36:05,079 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 90 99) no Hoare annotation was computed. [2020-08-18 18:36:05,079 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 90 99) no Hoare annotation was computed. [2020-08-18 18:36:05,079 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 18:36:05,080 INFO L268 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-08-18 18:36:05,080 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 100 128) the Hoare annotation is: true [2020-08-18 18:36:05,080 INFO L268 CegarLoopResult]: For program point L112(lines 112 122) no Hoare annotation was computed. [2020-08-18 18:36:05,080 INFO L271 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: true [2020-08-18 18:36:05,080 INFO L268 CegarLoopResult]: For program point L110-1(line 110) no Hoare annotation was computed. [2020-08-18 18:36:05,080 INFO L268 CegarLoopResult]: For program point L108(lines 108 125) no Hoare annotation was computed. [2020-08-18 18:36:05,080 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 100 128) no Hoare annotation was computed. [2020-08-18 18:36:05,081 INFO L268 CegarLoopResult]: For program point L108-1(lines 100 128) no Hoare annotation was computed. [2020-08-18 18:36:05,081 INFO L271 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: true [2020-08-18 18:36:05,081 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-08-18 18:36:05,081 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) 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))) [2020-08-18 18:36:05,081 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-08-18 18:36:05,081 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |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))) [2020-08-18 18:36:05,082 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~4 ~systemActive~0) (= |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))) [2020-08-18 18:36:05,082 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-08-18 18:36:05,082 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-08-18 18:36:05,082 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-08-18 18:36:05,082 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-08-18 18:36:05,082 INFO L264 CegarLoopResult]: At program point L683(line 683) 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))) [2020-08-18 18:36:05,083 INFO L264 CegarLoopResult]: At program point L682(line 682) 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))) [2020-08-18 18:36:05,083 INFO L264 CegarLoopResult]: At program point L682-1(line 682) 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))) [2020-08-18 18:36:05,083 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-08-18 18:36:05,083 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-08-18 18:36:05,083 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-08-18 18:36:05,083 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-08-18 18:36:05,083 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-08-18 18:36:05,084 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 942 956) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 942 956) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 18:36:05,085 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 942 956) no Hoare annotation was computed. [2020-08-18 18:36:05,085 INFO L264 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 18:36:05,086 INFO L268 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-08-18 18:36:05,086 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 878 886) no Hoare annotation was computed. [2020-08-18 18:36:05,086 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 878 886) the Hoare annotation is: true [2020-08-18 18:36:05,086 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 878 886) no Hoare annotation was computed. [2020-08-18 18:36:05,086 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-08-18 18:36:05,086 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 923 941) the Hoare annotation is: true [2020-08-18 18:36:05,086 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 923 941) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point L932-2(lines 932 936) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 923 941) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point L894(lines 894 902) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point L894-2(lines 894 902) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-08-18 18:36:05,087 INFO L268 CegarLoopResult]: For program point L917-1(line 917) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 887 922) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L268 CegarLoopResult]: For program point L906(lines 906 914) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L268 CegarLoopResult]: For program point L906-2(lines 906 914) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 887 922) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 887 922) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-18 18:36:05,088 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 136 181) no Hoare annotation was computed. [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 136 181) no Hoare annotation was computed. [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 136 181) no Hoare annotation was computed. [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 449 494) no Hoare annotation was computed. [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point L469(lines 469 476) no Hoare annotation was computed. [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point L463(lines 463 483) no Hoare annotation was computed. [2020-08-18 18:36:05,089 INFO L268 CegarLoopResult]: For program point L463-1(lines 463 483) no Hoare annotation was computed. [2020-08-18 18:36:05,090 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 449 494) no Hoare annotation was computed. [2020-08-18 18:36:05,090 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 449 494) no Hoare annotation was computed. [2020-08-18 18:36:05,090 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) 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))) [2020-08-18 18:36:05,090 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,090 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-08-18 18:36:05,090 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 867 877) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 867 877) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 867 877) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 859 866) the Hoare annotation is: true [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 859 866) no Hoare annotation was computed. [2020-08-18 18:36:05,091 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 859 866) no Hoare annotation was computed. [2020-08-18 18:36:05,092 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,092 INFO L268 CegarLoopResult]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2020-08-18 18:36:05,092 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2020-08-18 18:36:05,092 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,092 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,092 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,093 INFO L268 CegarLoopResult]: For program point L816(lines 816 824) no Hoare annotation was computed. [2020-08-18 18:36:05,093 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,093 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-08-18 18:36:05,093 INFO L268 CegarLoopResult]: For program point L812(lines 812 829) no Hoare annotation was computed. [2020-08-18 18:36:05,093 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 800 806) no Hoare annotation was computed. [2020-08-18 18:36:05,093 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 800 806) the Hoare annotation is: true [2020-08-18 18:36:05,093 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 766) 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))) [2020-08-18 18:36:05,094 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-18 18:36:05,094 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-08-18 18:36:05,094 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-08-18 18:36:05,094 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-08-18 18:36:05,094 INFO L264 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-18 18:36:05,094 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-18 18:36:05,095 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-08-18 18:36:05,095 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-08-18 18:36:05,095 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-08-18 18:36:05,095 INFO L264 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,095 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-18 18:36:05,095 INFO L268 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-08-18 18:36:05,095 INFO L264 CegarLoopResult]: At program point L747-1(lines 741 754) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point L417(lines 417 437) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point L417-1(lines 417 437) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 403 448) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 403 448) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 403 448) no Hoare annotation was computed. [2020-08-18 18:36:05,096 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 833 840) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 581 589) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 581 589) the Hoare annotation is: true [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 581 589) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point L557(lines 557 565) no Hoare annotation was computed. [2020-08-18 18:36:05,097 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 565) no Hoare annotation was computed. [2020-08-18 18:36:05,098 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 549 571) no Hoare annotation was computed. [2020-08-18 18:36:05,098 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 549 571) no Hoare annotation was computed. [2020-08-18 18:36:05,098 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 549 571) no Hoare annotation was computed. [2020-08-18 18:36:05,098 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-18 18:36:05,098 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-18 18:36:05,098 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 300 402) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 369) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L370(lines 348 371) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L329(lines 329 345) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 300 402) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L389(lines 389 396) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L350(lines 349 369) no Hoare annotation was computed. [2020-08-18 18:36:05,099 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point L346(lines 346 387) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 300 402) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point L365-1(line 365) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-08-18 18:36:05,100 INFO L268 CegarLoopResult]: For program point L388(lines 388 399) no Hoare annotation was computed. [2020-08-18 18:36:05,101 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,101 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-18 18:36:05,101 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,101 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-08-18 18:36:05,101 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 842 858) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 842 858) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point L853-1(lines 842 858) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 572 580) the Hoare annotation is: true [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 572 580) no Hoare annotation was computed. [2020-08-18 18:36:05,102 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 572 580) no Hoare annotation was computed. [2020-08-18 18:36:05,103 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,103 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,103 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,103 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 528 539) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 18:36:05,103 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 528 539) no Hoare annotation was computed. [2020-08-18 18:36:05,103 INFO L268 CegarLoopResult]: For program point L532-1(lines 528 539) no Hoare annotation was computed. [2020-08-18 18:36:05,103 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 540 548) no Hoare annotation was computed. [2020-08-18 18:36:05,104 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 540 548) no Hoare annotation was computed. [2020-08-18 18:36:05,104 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 540 548) no Hoare annotation was computed. [2020-08-18 18:36:05,104 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,104 INFO L264 CegarLoopResult]: At program point L787(lines 787 793) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 18:36:05,104 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 773 799) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 18:36:05,104 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 18:36:05,104 INFO L268 CegarLoopResult]: For program point L780(lines 776 798) no Hoare annotation was computed. [2020-08-18 18:36:05,105 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 773 799) no Hoare annotation was computed. [2020-08-18 18:36:05,105 INFO L268 CegarLoopResult]: For program point L778(lines 776 798) no Hoare annotation was computed. [2020-08-18 18:36:05,105 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 773 799) no Hoare annotation was computed. [2020-08-18 18:36:05,105 INFO L271 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: true [2020-08-18 18:36:05,105 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-08-18 18:36:05,105 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-08-18 18:36:05,105 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: true [2020-08-18 18:36:05,106 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-08-18 18:36:05,106 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-08-18 18:36:05,106 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-08-18 18:36:05,106 INFO L271 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: true [2020-08-18 18:36:05,106 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-18 18:36:05,106 INFO L271 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: true [2020-08-18 18:36:05,106 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 504 515) the Hoare annotation is: true [2020-08-18 18:36:05,106 INFO L268 CegarLoopResult]: For program point L508-1(lines 504 515) no Hoare annotation was computed. [2020-08-18 18:36:05,107 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 504 515) no Hoare annotation was computed. [2020-08-18 18:36:05,107 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-08-18 18:36:05,107 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-08-18 18:36:05,107 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,107 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 18:36:05,107 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 18:36:05,107 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 18:36:05,107 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 516 527) no Hoare annotation was computed. [2020-08-18 18:36:05,108 INFO L268 CegarLoopResult]: For program point L520-1(lines 516 527) no Hoare annotation was computed. [2020-08-18 18:36:05,108 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 516 527) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 18:36:05,108 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-08-18 18:36:05,108 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-08-18 18:36:05,108 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-08-18 18:36:05,108 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-08-18 18:36:05,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 06:36:05 BoogieIcfgContainer [2020-08-18 18:36:05,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 18:36:05,128 INFO L168 Benchmark]: Toolchain (without parser) took 19476.26 ms. Allocated memory was 137.4 MB in the beginning and 575.7 MB in the end (delta: 438.3 MB). Free memory was 99.9 MB in the beginning and 517.8 MB in the end (delta: -417.9 MB). Peak memory consumption was 421.6 MB. Max. memory is 7.1 GB. [2020-08-18 18:36:05,129 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 18:36:05,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 792.41 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 99.5 MB in the beginning and 171.3 MB in the end (delta: -71.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. [2020-08-18 18:36:05,131 INFO L168 Benchmark]: Boogie Preprocessor took 90.24 ms. Allocated memory is still 202.4 MB. Free memory was 171.3 MB in the beginning and 167.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-08-18 18:36:05,132 INFO L168 Benchmark]: RCFGBuilder took 1259.63 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 167.0 MB in the beginning and 197.0 MB in the end (delta: -30.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2020-08-18 18:36:05,133 INFO L168 Benchmark]: TraceAbstraction took 17328.74 ms. Allocated memory was 230.7 MB in the beginning and 575.7 MB in the end (delta: 345.0 MB). Free memory was 197.0 MB in the beginning and 517.8 MB in the end (delta: -320.8 MB). Peak memory consumption was 425.3 MB. Max. memory is 7.1 GB. [2020-08-18 18:36:05,137 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 792.41 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 99.5 MB in the beginning and 171.3 MB in the end (delta: -71.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.24 ms. Allocated memory is still 202.4 MB. Free memory was 171.3 MB in the beginning and 167.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1259.63 ms. Allocated memory was 202.4 MB in the beginning and 230.7 MB in the end (delta: 28.3 MB). Free memory was 167.0 MB in the beginning and 197.0 MB in the end (delta: -30.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17328.74 ms. Allocated memory was 230.7 MB in the beginning and 575.7 MB in the end (delta: 345.0 MB). Free memory was 197.0 MB in the beginning and 517.8 MB in the end (delta: -320.8 MB). Peak memory consumption was 425.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 418 SDtfs, 746 SDslu, 417 SDs, 0 SdLazy, 1571 SolverSat, 483 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 91 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=269occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 166 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 354 PreInvPairs, 396 NumberOfFragments, 669 HoareAnnotationTreeSize, 354 FomulaSimplifications, 13617 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 9739 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 76486 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...