/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:39:59,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:39:59,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:39:59,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:39:59,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:39:59,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:39:59,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:39:59,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:39:59,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:39:59,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:39:59,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:39:59,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:39:59,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:39:59,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:39:59,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:39:59,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:39:59,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:39:59,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:39:59,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:39:59,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:39:59,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:39:59,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:39:59,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:39:59,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:39:59,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:39:59,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:39:59,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:39:59,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:39:59,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:39:59,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:39:59,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:39:59,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:39:59,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:39:59,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:39:59,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:39:59,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:39:59,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:39:59,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:39:59,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:39:59,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:39:59,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:39:59,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:39:59,471 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:39:59,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:39:59,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:39:59,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:39:59,475 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:39:59,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:39:59,476 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:39:59,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:39:59,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:39:59,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:39:59,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:39:59,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:39:59,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:39:59,478 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:39:59,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:39:59,478 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:39:59,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:39:59,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:39:59,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:39:59,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:39:59,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:39:59,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:39:59,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:39:59,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:39:59,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:39:59,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:39:59,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:39:59,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:39:59,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:39:59,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:39:59,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:39:59,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:39:59,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:39:59,856 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:39:59,858 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:39:59,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2020-10-28 16:39:59,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8aaeda09b/94d6599356ee4a719920764b7297a060/FLAG211f6ee6e [2020-10-28 16:40:00,496 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:40:00,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2020-10-28 16:40:00,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8aaeda09b/94d6599356ee4a719920764b7297a060/FLAG211f6ee6e [2020-10-28 16:40:00,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8aaeda09b/94d6599356ee4a719920764b7297a060 [2020-10-28 16:40:00,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:40:00,827 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:40:00,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:40:00,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:40:00,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:40:00,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:40:00" (1/1) ... [2020-10-28 16:40:00,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d241efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:00, skipping insertion in model container [2020-10-28 16:40:00,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:40:00" (1/1) ... [2020-10-28 16:40:00,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:40:00,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:40:01,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:40:01,221 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:40:01,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:40:01,391 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:40:01,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01 WrapperNode [2020-10-28 16:40:01,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:40:01,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:40:01,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:40:01,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:40:01,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... [2020-10-28 16:40:01,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:40:01,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:40:01,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:40:01,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:40:01,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:40:01,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:40:01,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:40:01,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:40:01,602 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:40:01,602 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:40:01,603 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:40:01,603 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:40:01,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:40:01,603 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:40:01,604 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:40:01,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:40:01,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:40:01,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:40:01,605 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:40:01,605 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:40:01,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:40:01,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:40:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:40:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:40:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:40:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:40:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:40:01,607 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:40:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:40:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:40:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:40:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:40:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:40:01,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:40:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:40:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:40:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:40:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:40:01,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:40:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:40:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:40:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:40:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:40:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:40:01,610 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:40:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:40:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:40:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:40:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:40:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:40:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:40:01,613 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:40:01,613 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:40:01,613 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:40:01,613 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:40:01,613 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:40:01,613 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:40:01,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:40:01,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:40:01,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:40:01,615 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:40:01,615 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:40:01,615 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:40:01,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:40:01,615 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:40:01,616 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:40:01,616 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:40:01,616 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:40:01,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:40:01,616 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:40:01,616 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:40:01,617 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:40:01,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:40:01,617 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:40:01,617 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:40:01,617 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:40:01,618 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:40:01,619 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:40:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:40:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:40:01,636 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:40:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:40:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:40:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:40:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:40:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:40:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:40:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:40:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:40:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:40:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:40:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:40:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:40:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:40:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:40:01,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:40:01,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:40:02,973 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:40:02,973 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:40:02,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:40:02 BoogieIcfgContainer [2020-10-28 16:40:02,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:40:02,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:40:02,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:40:02,981 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:40:02,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:40:00" (1/3) ... [2020-10-28 16:40:02,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68780a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:40:02, skipping insertion in model container [2020-10-28 16:40:02,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:40:01" (2/3) ... [2020-10-28 16:40:02,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68780a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:40:02, skipping insertion in model container [2020-10-28 16:40:02,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:40:02" (3/3) ... [2020-10-28 16:40:02,984 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product25.cil.c [2020-10-28 16:40:02,995 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:40:03,001 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:40:03,013 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:40:03,041 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:40:03,041 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:40:03,041 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:40:03,041 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:40:03,041 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:40:03,041 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:40:03,042 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:40:03,042 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:40:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-10-28 16:40:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:40:03,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:03,074 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:40:03,075 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:03,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:03,082 INFO L82 PathProgramCache]: Analyzing trace with hash 289942852, now seen corresponding path program 1 times [2020-10-28 16:40:03,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:03,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1772930787] [2020-10-28 16:40:03,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:03,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:03,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:03,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:05,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:05,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:08,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:08,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:40:08,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:40:08,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:40:08,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:08,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:08,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:08,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:40:08,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:08,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:40:08,932 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:08,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:08,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:09,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 16:40:09,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:09,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:09,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:09,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:09,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:09,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:09,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:09,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:09,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:09,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:09,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:09,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:09,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:09,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:09,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:09,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:09,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:09,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:09,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:40:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:09,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:09,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:09,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:09,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:40:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:09,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:09,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:09,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:09,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:09,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:09,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:09,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:09,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:09,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1772930787] [2020-10-28 16:40:09,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:09,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:40:09,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286623522] [2020-10-28 16:40:09,094 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:40:09,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:09,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:40:09,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:40:09,110 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 3 states. [2020-10-28 16:40:10,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:10,336 INFO L93 Difference]: Finished difference Result 252 states and 333 transitions. [2020-10-28 16:40:10,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:40:10,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:40:10,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:10,351 INFO L225 Difference]: With dead ends: 252 [2020-10-28 16:40:10,351 INFO L226 Difference]: Without dead ends: 135 [2020-10-28 16:40:10,356 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:40:10,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-28 16:40:10,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-28 16:40:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 16:40:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-10-28 16:40:10,456 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 47 [2020-10-28 16:40:10,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:10,457 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-10-28 16:40:10,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:40:10,457 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-10-28 16:40:10,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:40:10,460 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:10,460 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:40:10,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:40:10,460 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:10,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:10,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1411348026, now seen corresponding path program 1 times [2020-10-28 16:40:10,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:10,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [891364646] [2020-10-28 16:40:10,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:10,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:10,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:10,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:11,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:12,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:15,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:15,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:40:15,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:40:15,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:40:15,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:15,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 16:40:15,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:15,924 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:15,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:15,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:16,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-28 16:40:16,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:16,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:16,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:40:16,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:16,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:16,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:16,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:16,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:16,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:16,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:16,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:16,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:16,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:16,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:16,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:16,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:16,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:16,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:16,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:16,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:16,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:16,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:16,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:16,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:16,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:16,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:16,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:40:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:16,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:16,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:16,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:16,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:16,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:16,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:40:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:16,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:16,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:16,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:16,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:16,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:40:16,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:16,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:16,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:16,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:40:16,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:16,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:16,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:16,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [891364646] [2020-10-28 16:40:16,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:16,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:40:16,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471310388] [2020-10-28 16:40:16,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:40:16,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:16,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:40:16,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:40:16,180 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 5 states. [2020-10-28 16:40:16,634 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:40:17,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:17,608 INFO L93 Difference]: Finished difference Result 216 states and 273 transitions. [2020-10-28 16:40:17,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:40:17,609 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2020-10-28 16:40:17,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:17,611 INFO L225 Difference]: With dead ends: 216 [2020-10-28 16:40:17,611 INFO L226 Difference]: Without dead ends: 135 [2020-10-28 16:40:17,613 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:40:17,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-28 16:40:17,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-28 16:40:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 16:40:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-28 16:40:17,665 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 48 [2020-10-28 16:40:17,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:17,666 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-28 16:40:17,666 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:40:17,666 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-28 16:40:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 16:40:17,668 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:40:17,669 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:40:17,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:40:17,669 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:40:17,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:40:17,670 INFO L82 PathProgramCache]: Analyzing trace with hash -672785528, now seen corresponding path program 1 times [2020-10-28 16:40:17,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:40:17,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [329311115] [2020-10-28 16:40:17,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:40:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:17,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:18,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:19,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 16:40:22,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:40:22,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4399 [2020-10-28 16:40:22,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:40:22,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-28 16:40:22,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 16:40:22,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,533 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:22,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:40:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:22,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 16:40:22,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:22,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:22,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:40:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:22,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:22,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:22,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:22,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:40:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:22,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:22,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:22,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:22,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:40:22,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:40:22,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:22,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:40:22,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:22,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:22,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:40:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:22,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:40:22,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:40:22,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:40:22,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:40:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:40:22,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:40:22,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:40:22,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:22,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:40:22,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:40:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:40:22,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:40:22,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:22,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:40:22,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:40:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:22,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:40:22,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:40:22,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:22,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:40:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:40:22,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:40:22,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:40:22,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:40:22,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:40:22,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:40:22,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:40:22,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:40:22,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:40:22,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:40:22,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:40:22,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:40:22,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:40:22,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [329311115] [2020-10-28 16:40:22,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:40:22,724 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:40:22,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616610895] [2020-10-28 16:40:22,725 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:40:22,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:40:22,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:40:22,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:40:22,727 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-10-28 16:40:23,249 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:40:24,380 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:40:24,812 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:40:25,202 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:40:25,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:40:25,420 INFO L93 Difference]: Finished difference Result 177 states and 220 transitions. [2020-10-28 16:40:25,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:40:25,421 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-28 16:40:25,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:40:25,422 INFO L225 Difference]: With dead ends: 177 [2020-10-28 16:40:25,423 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:40:25,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:40:25,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:40:25,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:40:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:40:25,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:40:25,426 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-10-28 16:40:25,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:40:25,426 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:40:25,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:40:25,426 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:40:25,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:40:25,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:40:25,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:40:25,537 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 10 [2020-10-28 16:40:27,491 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-10-28 16:40:27,769 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:28,055 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:28,327 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:28,674 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:40:28,946 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-10-28 16:40:29,221 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 16:40:29,533 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-10-28 16:40:29,825 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-10-28 16:40:30,100 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:30,376 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-10-28 16:40:30,651 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:31,016 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 16:40:31,288 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:31,569 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-10-28 16:40:31,844 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:32,122 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 16:40:32,440 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2020-10-28 16:40:32,715 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-10-28 16:40:33,001 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 16:40:33,038 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:40:33,038 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point L632-1(lines 632 636) no Hoare annotation was computed. [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 601 656) no Hoare annotation was computed. [2020-10-28 16:40:33,039 INFO L274 CegarLoopResult]: For program point L626-2(lines 626 647) no Hoare annotation was computed. [2020-10-28 16:40:33,040 INFO L274 CegarLoopResult]: For program point L648(lines 625 649) no Hoare annotation was computed. [2020-10-28 16:40:33,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 601 656) no Hoare annotation was computed. [2020-10-28 16:40:33,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 601 656) no Hoare annotation was computed. [2020-10-28 16:40:33,040 INFO L274 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-28 16:40:33,040 INFO L274 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 657 716) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point L689-1(lines 689 693) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 657 716) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 657 716) no Hoare annotation was computed. [2020-10-28 16:40:33,041 INFO L274 CegarLoopResult]: For program point L683-2(lines 683 708) no Hoare annotation was computed. [2020-10-28 16:40:33,042 INFO L274 CegarLoopResult]: For program point L709(lines 682 710) no Hoare annotation was computed. [2020-10-28 16:40:33,042 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 159 165) the Hoare annotation is: true [2020-10-28 16:40:33,042 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 159 165) no Hoare annotation was computed. [2020-10-28 16:40:33,042 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:40:33,042 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 166 174) the Hoare annotation is: true [2020-10-28 16:40:33,042 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:40:33,042 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 525 547) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,043 INFO L270 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,043 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 525 547) no Hoare annotation was computed. [2020-10-28 16:40:33,043 INFO L270 CegarLoopResult]: At program point L537-1(line 537) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,043 INFO L274 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-10-28 16:40:33,043 INFO L274 CegarLoopResult]: For program point L535-1(lines 535 542) no Hoare annotation was computed. [2020-10-28 16:40:33,043 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-28 16:40:33,043 INFO L270 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,044 INFO L270 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,044 INFO L270 CegarLoopResult]: At program point L531-1(line 531) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,044 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 525 547) no Hoare annotation was computed. [2020-10-28 16:40:33,044 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 484 507) no Hoare annotation was computed. [2020-10-28 16:40:33,044 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 484 507) no Hoare annotation was computed. [2020-10-28 16:40:33,044 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 484 507) no Hoare annotation was computed. [2020-10-28 16:40:33,044 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-28 16:40:33,045 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 322 330) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 322 330) the Hoare annotation is: true [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 322 330) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 367 385) the Hoare annotation is: true [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L277 CegarLoopResult]: At program point L374(line 374) the Hoare annotation is: true [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point L376-2(lines 376 380) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 367 385) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point L374-1(line 374) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 367 385) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point L350(lines 350 358) no Hoare annotation was computed. [2020-10-28 16:40:33,046 INFO L274 CegarLoopResult]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point L338(lines 338 346) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 331 366) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 331 366) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 331 366) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 152 158) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 152 158) the Hoare annotation is: true [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 555 600) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 555 600) no Hoare annotation was computed. [2020-10-28 16:40:33,047 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 555 600) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point L892(lines 892 893) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 868 913) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point L882(lines 882 902) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point L882-1(lines 882 902) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 892 893) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 899 900) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 868 913) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 868 913) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L274 CegarLoopResult]: For program point L899(lines 899 900) no Hoare annotation was computed. [2020-10-28 16:40:33,048 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 515 524) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 515 524) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 515 524) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 311 321) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 311 321) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 311 321) no Hoare annotation was computed. [2020-10-28 16:40:33,049 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 303 310) the Hoare annotation is: true [2020-10-28 16:40:33,049 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2020-10-28 16:40:33,050 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2020-10-28 16:40:33,050 INFO L274 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-10-28 16:40:33,050 INFO L274 CegarLoopResult]: For program point L256(lines 256 273) no Hoare annotation was computed. [2020-10-28 16:40:33,050 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 252 276) no Hoare annotation was computed. [2020-10-28 16:40:33,050 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 252 276) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,050 INFO L270 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,050 INFO L274 CegarLoopResult]: For program point L271-1(lines 252 276) no Hoare annotation was computed. [2020-10-28 16:40:33,051 INFO L270 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:33,051 INFO L270 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:33,051 INFO L274 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2020-10-28 16:40:33,051 INFO L270 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:33,051 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 244 250) no Hoare annotation was computed. [2020-10-28 16:40:33,051 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 244 250) the Hoare annotation is: true [2020-10-28 16:40:33,051 INFO L270 CegarLoopResult]: At program point testENTRY(lines 388 451) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 16:40:33,052 INFO L270 CegarLoopResult]: At program point L444(lines 397 445) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:33,052 INFO L274 CegarLoopResult]: For program point testFINAL(lines 388 451) no Hoare annotation was computed. [2020-10-28 16:40:33,052 INFO L274 CegarLoopResult]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-10-28 16:40:33,052 INFO L270 CegarLoopResult]: At program point L434-2(lines 428 439) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:33,052 INFO L274 CegarLoopResult]: For program point L399(lines 398 443) no Hoare annotation was computed. [2020-10-28 16:40:33,052 INFO L274 CegarLoopResult]: For program point L428(lines 428 439) no Hoare annotation was computed. [2020-10-28 16:40:33,052 INFO L270 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:33,053 INFO L274 CegarLoopResult]: For program point L418(lines 418 424) no Hoare annotation was computed. [2020-10-28 16:40:33,053 INFO L274 CegarLoopResult]: For program point L418-1(lines 418 424) no Hoare annotation was computed. [2020-10-28 16:40:33,053 INFO L270 CegarLoopResult]: At program point L410(line 410) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:33,053 INFO L270 CegarLoopResult]: At program point L441(lines 398 443) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 16:40:33,053 INFO L274 CegarLoopResult]: For program point L408(lines 408 414) no Hoare annotation was computed. [2020-10-28 16:40:33,053 INFO L274 CegarLoopResult]: For program point L408-1(lines 408 414) no Hoare annotation was computed. [2020-10-28 16:40:33,053 INFO L274 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-10-28 16:40:33,053 INFO L274 CegarLoopResult]: For program point testEXIT(lines 388 451) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 846 847) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 853 854) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 822 867) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point L853(lines 853 854) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 822 867) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 822 867) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point L846(lines 846 847) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point L842(lines 842 849) no Hoare annotation was computed. [2020-10-28 16:40:33,054 INFO L274 CegarLoopResult]: For program point L836(lines 836 856) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point L836-1(lines 836 856) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 277 284) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 277 284) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 277 284) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 128 136) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 128 136) the Hoare annotation is: true [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 128 136) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-28 16:40:33,055 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 142 151) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 142 151) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 142 151) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 719 821) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 788) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point L789(lines 767 790) no Hoare annotation was computed. [2020-10-28 16:40:33,056 INFO L274 CegarLoopResult]: For program point L748(lines 748 764) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 719 821) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L769(lines 768 788) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L765(lines 765 806) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 719 821) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-10-28 16:40:33,057 INFO L274 CegarLoopResult]: For program point L784-1(line 784) no Hoare annotation was computed. [2020-10-28 16:40:33,058 INFO L274 CegarLoopResult]: For program point L743(lines 743 747) no Hoare annotation was computed. [2020-10-28 16:40:33,058 INFO L274 CegarLoopResult]: For program point L807(lines 807 818) no Hoare annotation was computed. [2020-10-28 16:40:33,058 INFO L274 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2020-10-28 16:40:33,058 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,058 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:40:33,058 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 286 302) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 286 302) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point L297-1(lines 286 302) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point L293(lines 293 299) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-28 16:40:33,059 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:40:33,060 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,060 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-28 16:40:33,061 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-28 16:40:33,061 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-28 16:40:33,061 INFO L274 CegarLoopResult]: For program point L224(lines 223 242) no Hoare annotation was computed. [2020-10-28 16:40:33,061 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 220 243) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,061 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 220 243) no Hoare annotation was computed. [2020-10-28 16:40:33,061 INFO L270 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,061 INFO L270 CegarLoopResult]: At program point L231(lines 231 237) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,062 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 220 243) no Hoare annotation was computed. [2020-10-28 16:40:33,062 INFO L270 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:40:33,062 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 454 483) no Hoare annotation was computed. [2020-10-28 16:40:33,062 INFO L277 CegarLoopResult]: At program point L479(lines 454 483) the Hoare annotation is: true [2020-10-28 16:40:33,062 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 454 483) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,062 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-28 16:40:33,062 INFO L274 CegarLoopResult]: For program point L468(lines 468 472) no Hoare annotation was computed. [2020-10-28 16:40:33,062 INFO L270 CegarLoopResult]: At program point L468-1(lines 468 472) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,063 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-28 16:40:33,063 INFO L270 CegarLoopResult]: At program point L464-2(lines 464 478) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,064 INFO L270 CegarLoopResult]: At program point L460(line 460) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0))) [2020-10-28 16:40:33,064 INFO L274 CegarLoopResult]: For program point L460-1(line 460) no Hoare annotation was computed. [2020-10-28 16:40:33,064 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: true [2020-10-28 16:40:33,064 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-28 16:40:33,064 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-28 16:40:33,064 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 508 514) no Hoare annotation was computed. [2020-10-28 16:40:33,064 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 508 514) the Hoare annotation is: true [2020-10-28 16:40:33,065 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,065 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~systemActive~0 1) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 16:40:33,065 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:40:33,066 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:40:33,066 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-28 16:40:33,067 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:40:33,067 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-28 16:40:33,067 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-28 16:40:33,067 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 204 211) no Hoare annotation was computed. [2020-10-28 16:40:33,067 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 204 211) the Hoare annotation is: true [2020-10-28 16:40:33,067 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 204 211) no Hoare annotation was computed. [2020-10-28 16:40:33,067 INFO L270 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-28 16:40:33,067 INFO L274 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-10-28 16:40:33,068 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 178 202) the Hoare annotation is: true [2020-10-28 16:40:33,068 INFO L277 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: true [2020-10-28 16:40:33,068 INFO L274 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-28 16:40:33,068 INFO L274 CegarLoopResult]: For program point L186(lines 186 199) no Hoare annotation was computed. [2020-10-28 16:40:33,068 INFO L274 CegarLoopResult]: For program point L186-1(lines 178 202) no Hoare annotation was computed. [2020-10-28 16:40:33,068 INFO L277 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: true [2020-10-28 16:40:33,068 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 178 202) no Hoare annotation was computed. [2020-10-28 16:40:33,068 INFO L274 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-28 16:40:33,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:40:33 BoogieIcfgContainer [2020-10-28 16:40:33,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:40:33,095 INFO L168 Benchmark]: Toolchain (without parser) took 32271.52 ms. Allocated memory was 158.3 MB in the beginning and 657.5 MB in the end (delta: 499.1 MB). Free memory was 132.7 MB in the beginning and 537.6 MB in the end (delta: -404.9 MB). Peak memory consumption was 394.7 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:33,096 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 158.3 MB. Free memory is still 129.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:40:33,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.42 ms. Allocated memory is still 158.3 MB. Free memory was 132.0 MB in the beginning and 111.7 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:33,099 INFO L168 Benchmark]: Boogie Preprocessor took 114.23 ms. Allocated memory is still 158.3 MB. Free memory was 111.7 MB in the beginning and 107.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:33,106 INFO L168 Benchmark]: RCFGBuilder took 1467.51 ms. Allocated memory is still 158.3 MB. Free memory was 107.5 MB in the beginning and 59.5 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:33,108 INFO L168 Benchmark]: TraceAbstraction took 30115.35 ms. Allocated memory was 158.3 MB in the beginning and 657.5 MB in the end (delta: 499.1 MB). Free memory was 59.0 MB in the beginning and 537.6 MB in the end (delta: -478.6 MB). Peak memory consumption was 319.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:40:33,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 158.3 MB. Free memory is still 129.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 563.42 ms. Allocated memory is still 158.3 MB. Free memory was 132.0 MB in the beginning and 111.7 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 114.23 ms. Allocated memory is still 158.3 MB. Free memory was 111.7 MB in the beginning and 107.5 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1467.51 ms. Allocated memory is still 158.3 MB. Free memory was 107.5 MB in the beginning and 59.5 MB in the end (delta: 48.0 MB). Peak memory consumption was 48.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 30115.35 ms. Allocated memory was 158.3 MB in the beginning and 657.5 MB in the end (delta: 499.1 MB). Free memory was 59.0 MB in the beginning and 537.6 MB in the end (delta: -478.6 MB). Peak memory consumption was 319.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 853]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 846]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 892]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 899]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || !(1 == systemActive)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || !(1 == systemActive)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(1 == systemActive) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 233 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 460 SDslu, 55 SDs, 0 SdLazy, 487 SolverSat, 278 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 60 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 179 PreInvPairs, 209 NumberOfFragments, 784 HoareAnnotationTreeSize, 179 FomulaSimplifications, 5592 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 50 FomulaSimplificationsInter, 6128 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.3s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 45784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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...