/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_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:59:44,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:59:44,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:59:44,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:59:44,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:59:44,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:59:44,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:59:44,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:59:44,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:59:44,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:59:44,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:59:44,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:59:44,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:59:44,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:59:44,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:59:44,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:59:44,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:59:44,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:59:44,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:59:44,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:59:44,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:59:44,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:59:44,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:59:44,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:59:44,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:59:44,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:59:44,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:59:44,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:59:44,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:59:44,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:59:44,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:59:44,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:59:44,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:59:44,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:59:44,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:59:44,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:59:44,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:59:44,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:59:44,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:59:44,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:59:44,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:59:44,367 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 16:59:44,428 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:59:44,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:59:44,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:59:44,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:59:44,434 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:59:44,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:59:44,435 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:59:44,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:59:44,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:59:44,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:59:44,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:59:44,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:59:44,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:59:44,437 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:59:44,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:59:44,438 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:59:44,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:59:44,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:59:44,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:59:44,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:59:44,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:59:44,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:59:44,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:59:44,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:59:44,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:59:44,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:59:44,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:59:44,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:59:44,441 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:59:44,442 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:59:44,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:59:44,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:59:44,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:59:44,931 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:59:44,932 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:59:44,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-28 16:59:45,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7179b1d73/dd207706e7d84ad6ad3c53f5a6907369/FLAG3e4d8eaa6 [2020-10-28 16:59:45,715 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:59:45,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2020-10-28 16:59:45,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7179b1d73/dd207706e7d84ad6ad3c53f5a6907369/FLAG3e4d8eaa6 [2020-10-28 16:59:46,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7179b1d73/dd207706e7d84ad6ad3c53f5a6907369 [2020-10-28 16:59:46,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:59:46,046 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:59:46,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:59:46,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:59:46,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:59:46,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187e57ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46, skipping insertion in model container [2020-10-28 16:59:46,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:59:46,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:59:46,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:59:46,574 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:59:46,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:59:46,743 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:59:46,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46 WrapperNode [2020-10-28 16:59:46,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:59:46,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:59:46,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:59:46,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:59:46,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... [2020-10-28 16:59:46,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:59:46,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:59:46,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:59:46,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:59:46,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:59:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:59:46,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:59:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:59:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:59:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:59:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:59:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:59:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:59:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:59:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:59:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:59:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:59:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:59:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:59:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-28 16:59:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:59:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:59:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:59:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:59:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:59:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:59:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:59:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:59:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:59:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:59:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:59:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:59:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:59:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:59:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:59:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:59:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:59:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:59:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:59:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-28 16:59:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:59:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:59:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:59:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:59:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:59:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:59:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:59:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:59:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:59:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:59:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:59:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:59:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:59:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:59:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:59:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:59:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:59:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:59:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:59:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:59:50,536 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:59:50,536 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:59:50,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:59:50 BoogieIcfgContainer [2020-10-28 16:59:50,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:59:50,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:59:50,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:59:50,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:59:50,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:59:46" (1/3) ... [2020-10-28 16:59:50,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cf795a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:59:50, skipping insertion in model container [2020-10-28 16:59:50,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:59:46" (2/3) ... [2020-10-28 16:59:50,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cf795a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:59:50, skipping insertion in model container [2020-10-28 16:59:50,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:59:50" (3/3) ... [2020-10-28 16:59:50,555 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2020-10-28 16:59:50,568 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:59:50,574 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:59:50,589 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:59:50,632 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:59:50,633 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:59:50,633 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:59:50,633 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:59:50,633 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:59:50,634 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:59:50,634 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:59:50,634 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:59:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-10-28 16:59:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:59:50,674 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:50,675 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 16:59:50,675 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 16:59:50,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:50,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1235545291, now seen corresponding path program 1 times [2020-10-28 16:59:50,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:50,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [704952286] [2020-10-28 16:59:50,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:51,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:51,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:51,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:53,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:59:56,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:59:56,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 16:59:56,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:59:56,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:59:56,478 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:59:56,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:59:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:56,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-28 16:59:56,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:56,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:59:56,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:59:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:56,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:56,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:56,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:59:56,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:59:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:56,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:56,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:56,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:56,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:59:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:56,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:59:56,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:56,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:56,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:59:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:59:56,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:56,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:59:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:56,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:59:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:56,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:59:56,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:56,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:59:56,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:59:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:56,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:56,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:59:56,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:59:56,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:59:56,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:59:56,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:59:56,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:59:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:59:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:59:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:59:56,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:59:56,714 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 16:59:56,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [704952286] [2020-10-28 16:59:56,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:59:56,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:59:56,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798461191] [2020-10-28 16:59:56,724 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:59:56,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:59:56,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:59:56,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:59:56,740 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 3 states. [2020-10-28 16:59:57,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:59:57,831 INFO L93 Difference]: Finished difference Result 252 states and 333 transitions. [2020-10-28 16:59:57,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:59:57,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:59:57,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:59:57,847 INFO L225 Difference]: With dead ends: 252 [2020-10-28 16:59:57,847 INFO L226 Difference]: Without dead ends: 135 [2020-10-28 16:59:57,852 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 16:59:57,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-28 16:59:57,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-28 16:59:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 16:59:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2020-10-28 16:59:57,940 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 47 [2020-10-28 16:59:57,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:59:57,940 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2020-10-28 16:59:57,941 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:59:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2020-10-28 16:59:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:59:57,944 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:59:57,944 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 16:59:57,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:59:57,945 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 16:59:57,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:59:57,946 INFO L82 PathProgramCache]: Analyzing trace with hash -229917252, now seen corresponding path program 1 times [2020-10-28 16:59:57,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:59:57,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600527675] [2020-10-28 16:59:57,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:59:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:59:57,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:58,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:58,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:59,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:59:59,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:02,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:02,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:00:02,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:00:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:00:02,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:02,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:02,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:00:02,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:00:03,343 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:03,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-28 17:00:03,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:00:03,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:03,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:03,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:03,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:03,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:03,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:03,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:03,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:03,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:03,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:03,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:03,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:03,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:00:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:00:03,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:03,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 17:00:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:03,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:03,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:03,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:03,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:03,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:03,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:03,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:00:03,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:03,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:03,522 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 17:00:03,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600527675] [2020-10-28 17:00:03,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:03,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:00:03,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373761493] [2020-10-28 17:00:03,526 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:00:03,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:03,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:00:03,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:00:03,530 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 4 states. [2020-10-28 17:00:03,947 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 17:00:04,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:04,746 INFO L93 Difference]: Finished difference Result 216 states and 273 transitions. [2020-10-28 17:00:04,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 17:00:04,747 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-28 17:00:04,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:04,750 INFO L225 Difference]: With dead ends: 216 [2020-10-28 17:00:04,750 INFO L226 Difference]: Without dead ends: 135 [2020-10-28 17:00:04,752 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:00:04,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-28 17:00:04,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-28 17:00:04,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 17:00:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-28 17:00:04,800 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 48 [2020-10-28 17:00:04,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:04,801 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-28 17:00:04,801 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:00:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-28 17:00:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:00:04,803 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:00:04,804 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 17:00:04,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:00:04,804 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 17:00:04,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:00:04,805 INFO L82 PathProgramCache]: Analyzing trace with hash 47054169, now seen corresponding path program 1 times [2020-10-28 17:00:04,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:00:04,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1964029155] [2020-10-28 17:00:04,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:00:04,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:04,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:05,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:05,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:07,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:09,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:09,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 17:00:09,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:00:09,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4636 [2020-10-28 17:00:09,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:09,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:09,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:00:09,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-28 17:00:09,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 17:00:09,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:09,909 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:09,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:00:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:09,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:09,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:09,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:09,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:09,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:00:09,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:09,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:09,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:09,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:09,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:09,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:09,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:00:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:09,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:09,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:09,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:09,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:09,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:09,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:09,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:09,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:09,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:09,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:09,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:09,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:00:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:09,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:09,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:09,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:09,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:09,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:00:09,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:09,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:09,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:09,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:00:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:09,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:09,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:10,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:10,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:10,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:00:10,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:10,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:10,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:00:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:10,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:10,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:10,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:10,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:10,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:10,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:10,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:00:10,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:10,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:00:10,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:10,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 17:00:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:10,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:10,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:00:10,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:00:10,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:00:10,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:10,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:10,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:10,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:10,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:00:10,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:10,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:00:10,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:10,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:10,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:00:10,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:10,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:00:10,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:10,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:10,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:10,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:10,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:00:10,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:10,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:00:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:10,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:10,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:10,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:10,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:00:10,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:10,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:10,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:00:10,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:10,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:10,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:10,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:00:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:00:10,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:00:10,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:00:10,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:00:10,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:00:10,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:00:10,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:00:10,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:00:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:00:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:00:10,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:00:10,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:00:10,105 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 17:00:10,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1964029155] [2020-10-28 17:00:10,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:00:10,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:00:10,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46354103] [2020-10-28 17:00:10,108 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:00:10,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:00:10,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:00:10,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:00:10,109 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-10-28 17:00:10,762 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:00:11,783 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:00:12,156 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:00:12,482 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:00:12,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:00:12,695 INFO L93 Difference]: Finished difference Result 177 states and 220 transitions. [2020-10-28 17:00:12,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:00:12,696 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-28 17:00:12,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:00:12,696 INFO L225 Difference]: With dead ends: 177 [2020-10-28 17:00:12,697 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:00:12,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:00:12,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:00:12,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:00:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:00:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:00:12,699 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-10-28 17:00:12,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:00:12,700 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:00:12,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:00:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:00:12,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:00:12,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:00:12,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:00:14,530 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-10-28 17:00:14,722 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:14,955 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:15,125 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:15,400 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 17:00:15,622 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:15,877 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-10-28 17:00:16,149 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-10-28 17:00:16,376 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:16,600 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:16,821 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:17,040 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:17,247 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:17,509 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:17,723 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:17,942 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:18,155 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-10-28 17:00:18,367 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2020-10-28 17:00:18,596 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:18,786 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2020-10-28 17:00:18,815 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point L536(lines 536 540) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point L536-1(lines 536 540) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 505 560) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point L530-2(lines 530 551) no Hoare annotation was computed. [2020-10-28 17:00:18,816 INFO L274 CegarLoopResult]: For program point L552(lines 529 553) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 505 560) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 505 560) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L606(line 606) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L606-1(line 606) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 561 620) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L593-1(lines 593 597) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 561 620) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 561 620) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L587-2(lines 587 612) no Hoare annotation was computed. [2020-10-28 17:00:18,817 INFO L274 CegarLoopResult]: For program point L613(lines 586 614) no Hoare annotation was computed. [2020-10-28 17:00:18,818 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 320 326) the Hoare annotation is: true [2020-10-28 17:00:18,818 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 320 326) no Hoare annotation was computed. [2020-10-28 17:00:18,818 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 327 335) no Hoare annotation was computed. [2020-10-28 17:00:18,818 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 327 335) the Hoare annotation is: true [2020-10-28 17:00:18,818 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 327 335) no Hoare annotation was computed. [2020-10-28 17:00:18,818 INFO L270 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-10-28 17:00:18,818 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 338 362) the Hoare annotation is: true [2020-10-28 17:00:18,818 INFO L274 CegarLoopResult]: For program point L350(lines 350 356) no Hoare annotation was computed. [2020-10-28 17:00:18,818 INFO L277 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: true [2020-10-28 17:00:18,818 INFO L274 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-10-28 17:00:18,819 INFO L274 CegarLoopResult]: For program point L346(lines 346 359) no Hoare annotation was computed. [2020-10-28 17:00:18,819 INFO L274 CegarLoopResult]: For program point L346-1(lines 338 362) no Hoare annotation was computed. [2020-10-28 17:00:18,819 INFO L277 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: true [2020-10-28 17:00:18,819 INFO L274 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-28 17:00:18,819 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 338 362) no Hoare annotation was computed. [2020-10-28 17:00:18,819 INFO L270 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,819 INFO L270 CegarLoopResult]: At program point L897-1(line 897) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,819 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 891 913) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,820 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 891 913) no Hoare annotation was computed. [2020-10-28 17:00:18,820 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 891 913) no Hoare annotation was computed. [2020-10-28 17:00:18,820 INFO L270 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,820 INFO L270 CegarLoopResult]: At program point L903-1(line 903) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,820 INFO L274 CegarLoopResult]: For program point L901(lines 901 908) no Hoare annotation was computed. [2020-10-28 17:00:18,820 INFO L274 CegarLoopResult]: For program point L901-1(lines 901 908) no Hoare annotation was computed. [2020-10-28 17:00:18,820 INFO L274 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-28 17:00:18,820 INFO L270 CegarLoopResult]: At program point L898(line 898) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 850 873) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 850 873) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-28 17:00:18,821 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 850 873) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 234 242) no Hoare annotation was computed. [2020-10-28 17:00:18,822 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 234 242) the Hoare annotation is: true [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 234 242) no Hoare annotation was computed. [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-10-28 17:00:18,823 INFO L277 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: true [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point L288-2(lines 288 292) no Hoare annotation was computed. [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-28 17:00:18,823 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 279 297) the Hoare annotation is: true [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 279 297) no Hoare annotation was computed. [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 279 297) no Hoare annotation was computed. [2020-10-28 17:00:18,823 INFO L274 CegarLoopResult]: For program point L250(lines 250 258) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point L250-2(lines 250 258) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point L273-1(line 273) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 243 278) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 243 278) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point L262(lines 262 270) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point L262-2(lines 262 270) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 243 278) no Hoare annotation was computed. [2020-10-28 17:00:18,824 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 313 319) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 313 319) the Hoare annotation is: true [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 459 504) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 459 504) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 459 504) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point L796(lines 796 797) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 772 817) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point L792(lines 792 799) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point L786(lines 786 806) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point L786-1(lines 786 806) no Hoare annotation was computed. [2020-10-28 17:00:18,825 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 796 797) no Hoare annotation was computed. [2020-10-28 17:00:18,826 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 803 804) no Hoare annotation was computed. [2020-10-28 17:00:18,826 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 772 817) no Hoare annotation was computed. [2020-10-28 17:00:18,826 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 772 817) no Hoare annotation was computed. [2020-10-28 17:00:18,826 INFO L274 CegarLoopResult]: For program point L803(lines 803 804) no Hoare annotation was computed. [2020-10-28 17:00:18,826 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 881 890) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,826 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 881 890) no Hoare annotation was computed. [2020-10-28 17:00:18,826 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 881 890) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 223 233) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 223 233) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 223 233) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point L228-1(line 228) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 215 222) the Hoare annotation is: true [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 215 222) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 215 222) no Hoare annotation was computed. [2020-10-28 17:00:18,827 INFO L270 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:00:18,828 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 164 188) no Hoare annotation was computed. [2020-10-28 17:00:18,828 INFO L274 CegarLoopResult]: For program point L183-1(lines 164 188) no Hoare annotation was computed. [2020-10-28 17:00:18,828 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 164 188) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:00:18,828 INFO L270 CegarLoopResult]: At program point L178(line 178) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-10-28 17:00:18,828 INFO L270 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-10-28 17:00:18,828 INFO L274 CegarLoopResult]: For program point L172(lines 172 180) no Hoare annotation was computed. [2020-10-28 17:00:18,828 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-10-28 17:00:18,828 INFO L274 CegarLoopResult]: For program point L170-1(line 170) no Hoare annotation was computed. [2020-10-28 17:00:18,829 INFO L274 CegarLoopResult]: For program point L168(lines 168 185) no Hoare annotation was computed. [2020-10-28 17:00:18,829 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 156 162) no Hoare annotation was computed. [2020-10-28 17:00:18,829 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 156 162) the Hoare annotation is: true [2020-10-28 17:00:18,829 INFO L270 CegarLoopResult]: At program point testENTRY(lines 55 118) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-28 17:00:18,829 INFO L274 CegarLoopResult]: For program point L95(lines 95 106) no Hoare annotation was computed. [2020-10-28 17:00:18,829 INFO L270 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:00:18,829 INFO L274 CegarLoopResult]: For program point testFINAL(lines 55 118) no Hoare annotation was computed. [2020-10-28 17:00:18,829 INFO L274 CegarLoopResult]: For program point L85(lines 85 91) no Hoare annotation was computed. [2020-10-28 17:00:18,830 INFO L274 CegarLoopResult]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2020-10-28 17:00:18,830 INFO L270 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:00:18,830 INFO L270 CegarLoopResult]: At program point L108(lines 65 110) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:00:18,830 INFO L274 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-28 17:00:18,830 INFO L274 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-28 17:00:18,830 INFO L274 CegarLoopResult]: For program point L67(lines 67 71) no Hoare annotation was computed. [2020-10-28 17:00:18,830 INFO L270 CegarLoopResult]: At program point L111(lines 64 112) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L270 CegarLoopResult]: At program point L101-2(lines 95 106) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point testEXIT(lines 55 118) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point L66(lines 65 110) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 750 751) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 757 758) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 726 771) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point L757(lines 757 758) no Hoare annotation was computed. [2020-10-28 17:00:18,831 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 726 771) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 726 771) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point L750(lines 750 751) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point L746(lines 746 753) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point L740(lines 740 760) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point L740-1(lines 740 760) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 189 196) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 189 196) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 189 196) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 443 451) no Hoare annotation was computed. [2020-10-28 17:00:18,832 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 443 451) the Hoare annotation is: true [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 443 451) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point L419-2(lines 419 427) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 411 433) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 411 433) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 411 433) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point L419(lines 419 427) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 303 312) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 303 312) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 303 312) no Hoare annotation was computed. [2020-10-28 17:00:18,833 INFO L274 CegarLoopResult]: For program point L673(lines 672 692) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 623 725) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L669(lines 669 710) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L647(lines 647 651) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L711(lines 711 722) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 623 725) no Hoare annotation was computed. [2020-10-28 17:00:18,834 INFO L274 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-10-28 17:00:18,835 INFO L274 CegarLoopResult]: For program point L672-2(lines 672 692) no Hoare annotation was computed. [2020-10-28 17:00:18,835 INFO L274 CegarLoopResult]: For program point L693(lines 671 694) no Hoare annotation was computed. [2020-10-28 17:00:18,835 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 623 725) no Hoare annotation was computed. [2020-10-28 17:00:18,835 INFO L274 CegarLoopResult]: For program point L652(lines 652 668) no Hoare annotation was computed. [2020-10-28 17:00:18,835 INFO L274 CegarLoopResult]: For program point L712(lines 712 719) no Hoare annotation was computed. [2020-10-28 17:00:18,835 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,836 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point L209-1(lines 198 214) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 198 214) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point L203-1(line 203) no Hoare annotation was computed. [2020-10-28 17:00:18,836 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 198 214) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 434 442) the Hoare annotation is: true [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 434 442) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 434 442) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 390 401) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point L394-1(lines 390 401) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 390 401) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,837 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,838 INFO L270 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,838 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 132 155) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,838 INFO L270 CegarLoopResult]: At program point L143(lines 143 149) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,838 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 132 155) no Hoare annotation was computed. [2020-10-28 17:00:18,838 INFO L270 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-10-28 17:00:18,838 INFO L274 CegarLoopResult]: For program point L136(lines 135 154) no Hoare annotation was computed. [2020-10-28 17:00:18,838 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 132 155) no Hoare annotation was computed. [2020-10-28 17:00:18,839 INFO L270 CegarLoopResult]: At program point L834-1(lines 834 838) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,839 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 820 849) no Hoare annotation was computed. [2020-10-28 17:00:18,839 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-28 17:00:18,839 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 820 849) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,839 INFO L270 CegarLoopResult]: At program point L830-2(lines 830 844) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,839 INFO L270 CegarLoopResult]: At program point L826(line 826) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 ~systemActive~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:00:18,839 INFO L274 CegarLoopResult]: For program point L826-1(line 826) no Hoare annotation was computed. [2020-10-28 17:00:18,839 INFO L277 CegarLoopResult]: At program point L845(lines 820 849) the Hoare annotation is: true [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point L834(lines 834 838) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 402 410) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 402 410) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 402 410) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point L370-1(lines 366 377) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 366 377) the Hoare annotation is: true [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 366 377) no Hoare annotation was computed. [2020-10-28 17:00:18,840 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 874 880) no Hoare annotation was computed. [2020-10-28 17:00:18,841 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 874 880) the Hoare annotation is: true [2020-10-28 17:00:18,841 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,841 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 17:00:18,841 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:00:18,841 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:00:18,841 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 378 389) no Hoare annotation was computed. [2020-10-28 17:00:18,841 INFO L274 CegarLoopResult]: For program point L382-1(lines 378 389) no Hoare annotation was computed. [2020-10-28 17:00:18,841 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 378 389) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:00:18,841 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:00:18,842 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 17:00:18,842 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 17:00:18,842 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:00:18,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:00:18 BoogieIcfgContainer [2020-10-28 17:00:18,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:00:18,861 INFO L168 Benchmark]: Toolchain (without parser) took 32821.19 ms. Allocated memory was 151.0 MB in the beginning and 656.4 MB in the end (delta: 505.4 MB). Free memory was 124.5 MB in the beginning and 429.9 MB in the end (delta: -305.4 MB). Peak memory consumption was 391.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:18,862 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:00:18,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.12 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 103.4 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:18,864 INFO L168 Benchmark]: Boogie Preprocessor took 94.64 ms. Allocated memory is still 151.0 MB. Free memory was 103.4 MB in the beginning and 99.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:18,864 INFO L168 Benchmark]: RCFGBuilder took 3701.78 ms. Allocated memory is still 151.0 MB. Free memory was 99.5 MB in the beginning and 129.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 55.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:18,865 INFO L168 Benchmark]: TraceAbstraction took 28313.65 ms. Allocated memory was 151.0 MB in the beginning and 656.4 MB in the end (delta: 505.4 MB). Free memory was 128.5 MB in the beginning and 429.9 MB in the end (delta: -301.3 MB). Peak memory consumption was 394.6 MB. Max. memory is 8.0 GB. [2020-10-28 17:00:18,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 151.0 MB. Free memory is still 123.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 695.12 ms. Allocated memory is still 151.0 MB. Free memory was 123.9 MB in the beginning and 103.4 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.64 ms. Allocated memory is still 151.0 MB. Free memory was 103.4 MB in the beginning and 99.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3701.78 ms. Allocated memory is still 151.0 MB. Free memory was 99.5 MB in the beginning and 129.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 55.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28313.65 ms. Allocated memory was 151.0 MB in the beginning and 656.4 MB in the end (delta: 505.4 MB). Free memory was 128.5 MB in the beginning and 429.9 MB in the end (delta: -301.3 MB). Peak memory consumption was 394.6 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: 757]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 750]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 796]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 803]: 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: 830]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(1 <= systemActive)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(1 <= systemActive)) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(1 <= systemActive)) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 233 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 259 SDtfs, 367 SDslu, 54 SDs, 0 SdLazy, 474 SolverSat, 215 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred 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, 1.6s HoareSimplificationTime, 50 FomulaSimplificationsInter, 6128 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.4s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 45194 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...