/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:43:11,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:43:11,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:43:12,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:43:12,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:43:12,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:43:12,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:43:12,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:43:12,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:43:12,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:43:12,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:43:12,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:43:12,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:43:12,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:43:12,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:43:12,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:43:12,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:43:12,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:43:12,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:43:12,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:43:12,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:43:12,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:43:12,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:43:12,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:43:12,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:43:12,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:43:12,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:43:12,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:43:12,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:43:12,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:43:12,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:43:12,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:43:12,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:43:12,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:43:12,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:43:12,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:43:12,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:43:12,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:43:12,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:43:12,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:43:12,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:43:12,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:43:12,140 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:43:12,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:43:12,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:43:12,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:43:12,143 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:43:12,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:43:12,144 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:43:12,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:43:12,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:43:12,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:43:12,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:43:12,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:43:12,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:43:12,146 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:43:12,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:43:12,146 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:43:12,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:43:12,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:43:12,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:43:12,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:43:12,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:43:12,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:12,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:43:12,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:43:12,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:43:12,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:43:12,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:43:12,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:43:12,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:43:12,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:43:12,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:43:12,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:43:12,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:43:12,635 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:43:12,635 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:43:12,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2020-10-29 11:43:12,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a001ae2a/7c22c1f1be90482c9d141c699d6212a5/FLAG035f698b9 [2020-10-29 11:43:13,426 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:43:13,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2020-10-29 11:43:13,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a001ae2a/7c22c1f1be90482c9d141c699d6212a5/FLAG035f698b9 [2020-10-29 11:43:13,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a001ae2a/7c22c1f1be90482c9d141c699d6212a5 [2020-10-29 11:43:13,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:43:13,680 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:43:13,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:13,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:43:13,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:43:13,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:13" (1/1) ... [2020-10-29 11:43:13,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3066b18e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:13, skipping insertion in model container [2020-10-29 11:43:13,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:43:13" (1/1) ... [2020-10-29 11:43:13,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:43:13,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:43:14,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:14,084 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:43:14,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:43:14,209 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:43:14,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14 WrapperNode [2020-10-29 11:43:14,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:43:14,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:43:14,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:43:14,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:43:14,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... [2020-10-29 11:43:14,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:43:14,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:43:14,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:43:14,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:43:14,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:43:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:43:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:43:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:43:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:43:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:43:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:43:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:43:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:43:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:43:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:43:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:43:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:43:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:43:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:43:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:43:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:43:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:43:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:43:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:43:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:43:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:43:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:43:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:43:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:43:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:43:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:43:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:43:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:43:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:43:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:43:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:43:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:43:14,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:43:14,483 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:43:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:43:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:43:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:43:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:43:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:43:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:43:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:43:14,485 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:43:14,486 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:43:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:43:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:43:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:43:14,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:43:14,488 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:43:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:43:14,489 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:43:14,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:43:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:43:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:43:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:43:15,756 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:43:15,756 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:43:15,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:15 BoogieIcfgContainer [2020-10-29 11:43:15,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:43:15,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:43:15,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:43:15,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:43:15,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:43:13" (1/3) ... [2020-10-29 11:43:15,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c239c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:15, skipping insertion in model container [2020-10-29 11:43:15,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:43:14" (2/3) ... [2020-10-29 11:43:15,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9c239c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:43:15, skipping insertion in model container [2020-10-29 11:43:15,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:43:15" (3/3) ... [2020-10-29 11:43:15,768 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product18.cil.c [2020-10-29 11:43:15,780 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:43:15,785 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:43:15,799 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:43:15,860 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:43:15,861 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:43:15,861 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:43:15,861 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:43:15,861 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:43:15,861 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:43:15,861 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:43:15,862 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:43:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-10-29 11:43:15,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:43:15,908 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:15,909 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] [2020-10-29 11:43:15,910 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:43:15,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:15,924 INFO L82 PathProgramCache]: Analyzing trace with hash -861677251, now seen corresponding path program 1 times [2020-10-29 11:43:15,934 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:15,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [77408299] [2020-10-29 11:43:15,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:16,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:16,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:16,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:18,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:18,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:43:21,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:21,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:43:21,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:43:21,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:21,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:43:21,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:43:21,698 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:21,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:21,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:21,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 11:43:21,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:21,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:21,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:21,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:21,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:21,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:21,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:21,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:21,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:21,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:21,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:21,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:21,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:21,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:21,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:21,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:21,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:21,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:21,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:21,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:21,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:21,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:21,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:21,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:21,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:21,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:21,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:21,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:21,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:43:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:21,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:21,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:21,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:21,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:21,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:21,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:43:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:21,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:21,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:21,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:21,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:21,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:21,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:21,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:21,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:21,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:21,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:21,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [77408299] [2020-10-29 11:43:21,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:21,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:43:21,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052415842] [2020-10-29 11:43:21,916 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:43:21,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:21,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:43:21,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:43:21,933 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2020-10-29 11:43:22,347 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:23,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:23,403 INFO L93 Difference]: Finished difference Result 261 states and 343 transitions. [2020-10-29 11:43:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:43:23,405 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:43:23,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:23,418 INFO L225 Difference]: With dead ends: 261 [2020-10-29 11:43:23,418 INFO L226 Difference]: Without dead ends: 140 [2020-10-29 11:43:23,423 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:43:23,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-29 11:43:23,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 109. [2020-10-29 11:43:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-29 11:43:23,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2020-10-29 11:43:23,514 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 47 [2020-10-29 11:43:23,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:23,515 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2020-10-29 11:43:23,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:43:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2020-10-29 11:43:23,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:43:23,518 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:23,519 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] [2020-10-29 11:43:23,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:43:23,519 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:43:23,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:23,520 INFO L82 PathProgramCache]: Analyzing trace with hash 271758551, now seen corresponding path program 1 times [2020-10-29 11:43:23,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:23,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [783199007] [2020-10-29 11:43:23,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:23,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:23,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:24,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:25,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:25,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:28,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:28,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:43:28,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:43:28,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 11:43:28,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:28,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:43:28,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:28,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:43:28,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:28,885 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:28,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:28,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:28,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:28,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:28,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:28,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 11:43:28,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:28,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:28,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:28,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:28,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:28,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:28,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:28,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:28,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:28,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:28,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:28,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:28,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:28,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:28,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:28,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:28,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:28,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:28,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:28,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:28,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:28,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:28,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:28,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:28,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:28,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:29,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:29,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:29,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:29,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:29,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:29,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:29,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:29,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:29,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:29,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:29,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:29,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:29,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:29,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:29,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:29,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:29,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:29,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:29,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:43:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:29,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:29,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:29,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:43:29,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:29,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:29,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:29,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:43:29,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:29,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:43:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:29,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:29,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:29,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:29,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:29,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:43:29,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:29,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:29,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:29,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:29,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:43:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:29,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:29,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:29,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:29,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:29,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:29,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:29,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:29,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:29,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:43:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:29,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:29,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:29,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:29,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:29,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:29,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:29,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:29,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:43:29,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:29,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:43:29,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:29,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [783199007] [2020-10-29 11:43:29,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:29,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:43:29,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215260208] [2020-10-29 11:43:29,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:43:29,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:29,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:43:29,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:43:29,093 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 8 states. [2020-10-29 11:43:29,833 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:31,362 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:31,816 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:32,229 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:43:32,600 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:33,118 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:34,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:34,378 INFO L93 Difference]: Finished difference Result 346 states and 473 transitions. [2020-10-29 11:43:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:43:34,379 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-29 11:43:34,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:34,384 INFO L225 Difference]: With dead ends: 346 [2020-10-29 11:43:34,384 INFO L226 Difference]: Without dead ends: 261 [2020-10-29 11:43:34,387 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:43:34,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2020-10-29 11:43:34,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 191. [2020-10-29 11:43:34,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-29 11:43:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 230 transitions. [2020-10-29 11:43:34,473 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 230 transitions. Word has length 56 [2020-10-29 11:43:34,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:34,473 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 230 transitions. [2020-10-29 11:43:34,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:43:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 230 transitions. [2020-10-29 11:43:34,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-29 11:43:34,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:43:34,478 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, 1, 1, 1, 1, 1] [2020-10-29 11:43:34,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:43:34,478 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]=== [2020-10-29 11:43:34,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:43:34,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1263304732, now seen corresponding path program 1 times [2020-10-29 11:43:34,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:43:34,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2132067357] [2020-10-29 11:43:34,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:43:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:34,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:34,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:35,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:36,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 11:43:38,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:43:38,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3581 [2020-10-29 11:43:38,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:43:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:38,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 11:43:38,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,502 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:38,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:38,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-29 11:43:38,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:38,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:38,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:38,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:38,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:38,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:38,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:38,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:38,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:38,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:38,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:38,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:38,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:43:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:38,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:43:38,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:38,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:43:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:43:38,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:43:38,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:43:38,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:38,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:43:38,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:43:38,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:43:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:38,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:38,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:38,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:43:38,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:43:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:38,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:38,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:38,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:38,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:43:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:38,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:38,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:38,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:38,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:38,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:43:38,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:38,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:38,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:38,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:38,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:38,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:38,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2132067357] [2020-10-29 11:43:38,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:38,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:43:38,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472371039] [2020-10-29 11:43:38,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:43:38,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:38,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:43:38,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:43:38,768 INFO L87 Difference]: Start difference. First operand 191 states and 230 transitions. Second operand 9 states. [2020-10-29 11:43:39,400 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:40,613 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:41,016 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:41,393 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:41,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:41,640 INFO L93 Difference]: Finished difference Result 319 states and 408 transitions. [2020-10-29 11:43:41,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:43:41,641 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-10-29 11:43:41,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:41,642 INFO L225 Difference]: With dead ends: 319 [2020-10-29 11:43:41,642 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:43:41,646 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:43:41,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:43:41,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:43:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:43:41,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:43:41,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-29 11:43:41,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:41,647 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:43:41,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:43:41,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:43:41,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:43:41,648 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:43:41,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:43:44,305 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:43:44,608 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:44,889 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:45,438 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:45,757 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:46,335 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:46,905 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:47,470 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 11 [2020-10-29 11:43:47,799 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:48,128 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:48,663 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:49,217 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:43:49,515 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:49,797 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:50,328 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:43:50,604 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:51,189 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:51,468 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:51,978 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:43:52,270 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:52,574 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:52,867 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2020-10-29 11:43:53,417 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:53,989 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:43:54,256 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:43:54,286 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:43:54,286 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:43:54,286 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:43:54,286 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:43:54,286 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 595 650) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L626(lines 626 630) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L626-1(lines 626 630) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L620-2(lines 620 641) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 595 650) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 595 650) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L642(lines 619 643) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L703(lines 676 704) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 651 710) no Hoare annotation was computed. [2020-10-29 11:43:54,287 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 651 710) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point L683(lines 683 687) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point L683-1(lines 683 687) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 651 710) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point L678(line 678) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point L677-2(lines 677 702) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 428 434) the Hoare annotation is: true [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 428 434) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 435 443) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 435 443) the Hoare annotation is: true [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 435 443) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 384 408) the Hoare annotation is: true [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 384 408) no Hoare annotation was computed. [2020-10-29 11:43:54,288 INFO L270 CegarLoopResult]: At program point L398(line 398) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:43:54,288 INFO L274 CegarLoopResult]: For program point L396(lines 396 402) no Hoare annotation was computed. [2020-10-29 11:43:54,289 INFO L270 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:43:54,289 INFO L274 CegarLoopResult]: For program point L394-1(line 394) no Hoare annotation was computed. [2020-10-29 11:43:54,289 INFO L274 CegarLoopResult]: For program point L392(lines 392 405) no Hoare annotation was computed. [2020-10-29 11:43:54,289 INFO L274 CegarLoopResult]: For program point L392-1(lines 384 408) no Hoare annotation was computed. [2020-10-29 11:43:54,289 INFO L277 CegarLoopResult]: At program point L390(line 390) the Hoare annotation is: true [2020-10-29 11:43:54,289 INFO L274 CegarLoopResult]: For program point L390-1(line 390) no Hoare annotation was computed. [2020-10-29 11:43:54,289 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 358 380) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,289 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 358 380) no Hoare annotation was computed. [2020-10-29 11:43:54,290 INFO L270 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,290 INFO L270 CegarLoopResult]: At program point L370-1(line 370) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,290 INFO L274 CegarLoopResult]: For program point L368(lines 368 375) no Hoare annotation was computed. [2020-10-29 11:43:54,290 INFO L274 CegarLoopResult]: For program point L368-1(lines 368 375) no Hoare annotation was computed. [2020-10-29 11:43:54,290 INFO L274 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-29 11:43:54,290 INFO L270 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,291 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 358 380) no Hoare annotation was computed. [2020-10-29 11:43:54,291 INFO L270 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,291 INFO L270 CegarLoopResult]: At program point L364-1(line 364) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,291 INFO L274 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-10-29 11:43:54,291 INFO L274 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-29 11:43:54,291 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 314 337) no Hoare annotation was computed. [2020-10-29 11:43:54,291 INFO L274 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-29 11:43:54,291 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 314 337) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 314 337) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-10-29 11:43:54,292 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 210 218) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 210 218) the Hoare annotation is: true [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 210 218) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 255 273) the Hoare annotation is: true [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point L264(lines 264 268) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L277 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: true [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point L264-2(lines 264 268) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 255 273) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point L262-1(line 262) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 255 273) no Hoare annotation was computed. [2020-10-29 11:43:54,293 INFO L274 CegarLoopResult]: For program point L226-2(lines 226 234) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point L249-1(line 249) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 219 254) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 219 254) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 219 254) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point L226(lines 226 234) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 421 427) no Hoare annotation was computed. [2020-10-29 11:43:54,294 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 421 427) the Hoare annotation is: true [2020-10-29 11:43:54,294 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 549 594) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 549 594) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 549 594) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point L893(lines 893 894) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 862 907) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point L886(lines 886 887) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 886 887) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 893 894) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2020-10-29 11:43:54,295 INFO L274 CegarLoopResult]: For program point L876-1(lines 876 896) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 862 907) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 862 907) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 345 354) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 345 354) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 345 354) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 199 209) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 199 209) no Hoare annotation was computed. [2020-10-29 11:43:54,296 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 199 209) no Hoare annotation was computed. [2020-10-29 11:43:54,297 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 191 198) the Hoare annotation is: true [2020-10-29 11:43:54,297 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 191 198) no Hoare annotation was computed. [2020-10-29 11:43:54,297 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 191 198) no Hoare annotation was computed. [2020-10-29 11:43:54,297 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 158 182) no Hoare annotation was computed. [2020-10-29 11:43:54,297 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 158 182) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,297 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,297 INFO L274 CegarLoopResult]: For program point L177-1(lines 158 182) no Hoare annotation was computed. [2020-10-29 11:43:54,297 INFO L270 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,297 INFO L270 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,297 INFO L274 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:43:54,298 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,298 INFO L274 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-10-29 11:43:54,298 INFO L274 CegarLoopResult]: For program point L162(lines 162 179) no Hoare annotation was computed. [2020-10-29 11:43:54,298 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 150 156) no Hoare annotation was computed. [2020-10-29 11:43:54,298 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 150 156) the Hoare annotation is: true [2020-10-29 11:43:54,298 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:54,298 INFO L274 CegarLoopResult]: For program point L95(lines 95 99) no Hoare annotation was computed. [2020-10-29 11:43:54,298 INFO L270 CegarLoopResult]: At program point L95-2(lines 87 100) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:43:54,298 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-29 11:43:54,299 INFO L270 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:43:54,299 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-29 11:43:54,299 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-29 11:43:54,299 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:43:54,299 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:43:54,299 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:43:54,299 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:43:54,299 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:43:54,299 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-29 11:43:54,299 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 840 841) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point L830(lines 830 850) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 847 848) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point L830-1(lines 830 850) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 816 861) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 816 861) no Hoare annotation was computed. [2020-10-29 11:43:54,300 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 816 861) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point L847(lines 847 848) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point L840(lines 840 841) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point L836(lines 836 843) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 524 532) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 524 532) the Hoare annotation is: true [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 524 532) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 492 514) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 492 514) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 492 514) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point L500(lines 500 508) no Hoare annotation was computed. [2020-10-29 11:43:54,301 INFO L274 CegarLoopResult]: For program point L500-2(lines 500 508) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 411 420) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 411 420) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 411 420) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point L737(lines 737 741) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point L801(lines 801 812) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 713 815) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point L764(lines 764 768) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point L762-2(lines 762 782) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point L783(lines 761 784) no Hoare annotation was computed. [2020-10-29 11:43:54,302 INFO L274 CegarLoopResult]: For program point L742(lines 742 758) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 713 815) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L802(lines 802 809) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L763(lines 762 782) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L759(lines 759 800) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 713 815) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-10-29 11:43:54,303 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,304 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~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#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~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#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)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#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~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:43:54,304 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,304 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 183 190) no Hoare annotation was computed. [2020-10-29 11:43:54,304 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 183 190) no Hoare annotation was computed. [2020-10-29 11:43:54,304 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 183 190) no Hoare annotation was computed. [2020-10-29 11:43:54,304 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 515 523) the Hoare annotation is: true [2020-10-29 11:43:54,304 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 515 523) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 515 523) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 471 482) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:43:54,305 INFO L274 CegarLoopResult]: For program point L475-1(lines 471 482) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 471 482) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,305 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,305 INFO L270 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,306 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2020-10-29 11:43:54,306 INFO L270 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,306 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2020-10-29 11:43:54,306 INFO L270 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,306 INFO L274 CegarLoopResult]: For program point L130(lines 129 148) no Hoare annotation was computed. [2020-10-29 11:43:54,306 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-29 11:43:54,306 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 284 313) no Hoare annotation was computed. [2020-10-29 11:43:54,306 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 284 313) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,306 INFO L277 CegarLoopResult]: At program point L309(lines 284 313) the Hoare annotation is: true [2020-10-29 11:43:54,306 INFO L274 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-10-29 11:43:54,307 INFO L274 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-10-29 11:43:54,307 INFO L270 CegarLoopResult]: At program point L298-1(lines 298 302) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,307 INFO L274 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-10-29 11:43:54,307 INFO L270 CegarLoopResult]: At program point L294-2(lines 294 308) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,307 INFO L270 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:43:54,307 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 483 491) no Hoare annotation was computed. [2020-10-29 11:43:54,307 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 483 491) no Hoare annotation was computed. [2020-10-29 11:43:54,307 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 483 491) no Hoare annotation was computed. [2020-10-29 11:43:54,307 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 447 458) the Hoare annotation is: true [2020-10-29 11:43:54,308 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 447 458) no Hoare annotation was computed. [2020-10-29 11:43:54,308 INFO L274 CegarLoopResult]: For program point L451-1(lines 447 458) no Hoare annotation was computed. [2020-10-29 11:43:54,308 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 338 344) no Hoare annotation was computed. [2020-10-29 11:43:54,308 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 338 344) the Hoare annotation is: true [2020-10-29 11:43:54,308 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,308 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:43:54,308 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:43:54,308 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:54,308 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 274 281) no Hoare annotation was computed. [2020-10-29 11:43:54,309 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 274 281) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-29 11:43:54,309 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 274 281) no Hoare annotation was computed. [2020-10-29 11:43:54,309 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 459 470) no Hoare annotation was computed. [2020-10-29 11:43:54,309 INFO L274 CegarLoopResult]: For program point L463-1(lines 459 470) no Hoare annotation was computed. [2020-10-29 11:43:54,309 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 459 470) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:43:54,309 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 534 541) no Hoare annotation was computed. [2020-10-29 11:43:54,309 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-29 11:43:54,309 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 534 541) the Hoare annotation is: true [2020-10-29 11:43:54,309 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 534 541) no Hoare annotation was computed. [2020-10-29 11:43:54,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:43:54 BoogieIcfgContainer [2020-10-29 11:43:54,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:43:54,331 INFO L168 Benchmark]: Toolchain (without parser) took 40655.33 ms. Allocated memory was 152.0 MB in the beginning and 507.5 MB in the end (delta: 355.5 MB). Free memory was 125.7 MB in the beginning and 318.4 MB in the end (delta: -192.7 MB). Peak memory consumption was 302.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:54,332 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 126.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:43:54,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.11 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 104.8 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:54,338 INFO L168 Benchmark]: Boogie Preprocessor took 168.96 ms. Allocated memory is still 152.0 MB. Free memory was 104.8 MB in the beginning and 100.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:54,341 INFO L168 Benchmark]: RCFGBuilder took 1376.93 ms. Allocated memory is still 152.0 MB. Free memory was 100.9 MB in the beginning and 51.2 MB in the end (delta: 49.7 MB). Peak memory consumption was 50.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:54,342 INFO L168 Benchmark]: TraceAbstraction took 38568.90 ms. Allocated memory was 152.0 MB in the beginning and 507.5 MB in the end (delta: 355.5 MB). Free memory was 50.7 MB in the beginning and 318.4 MB in the end (delta: -267.7 MB). Peak memory consumption was 226.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:54,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory is still 126.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 529.11 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 104.8 MB in the end (delta: 20.2 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 168.96 ms. Allocated memory is still 152.0 MB. Free memory was 104.8 MB in the beginning and 100.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1376.93 ms. Allocated memory is still 152.0 MB. Free memory was 100.9 MB in the beginning and 51.2 MB in the end (delta: 49.7 MB). Peak memory consumption was 50.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 38568.90 ms. Allocated memory was 152.0 MB in the beginning and 507.5 MB in the end (delta: 355.5 MB). Free memory was 50.7 MB in the beginning and 318.4 MB in the end (delta: -267.7 MB). Peak memory consumption was 226.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 847]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 840]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 886]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 893]: 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: 57]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 275 SDtfs, 551 SDslu, 253 SDs, 0 SdLazy, 1161 SolverSat, 347 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=191occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 101 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 262 PreInvPairs, 312 NumberOfFragments, 788 HoareAnnotationTreeSize, 262 FomulaSimplifications, 23870 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 9922 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.4s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 52899 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...