/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_spec1_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:25:18,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:25:18,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:25:18,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:25:18,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:25:18,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:25:18,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:25:18,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:25:18,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:25:18,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:25:18,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:25:18,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:25:18,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:25:18,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:25:18,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:25:18,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:25:18,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:25:18,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:25:18,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:25:18,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:25:18,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:25:18,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:25:18,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:25:18,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:25:18,550 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:25:18,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:25:18,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:25:18,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:25:18,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:25:18,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:25:18,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:25:18,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:25:18,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:25:18,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:25:18,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:25:18,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:25:18,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:25:18,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:25:18,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:25:18,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:25:18,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:25:18,572 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 11:25:18,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:25:18,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:25:18,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:25:18,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:25:18,629 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:25:18,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:25:18,629 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:25:18,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:25:18,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:25:18,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:25:18,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:25:18,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:25:18,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:25:18,632 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:25:18,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:25:18,632 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:25:18,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:25:18,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:25:18,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:25:18,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:25:18,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:25:18,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:25:18,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:25:18,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:25:18,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:25:18,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:25:18,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:25:18,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:25:18,635 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:25:18,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:25:19,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:25:19,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:25:19,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:25:19,084 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:25:19,084 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:25:19,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-10-29 11:25:19,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c9abed987/33ff42f198774f36b9e8c2226e0d8ec8/FLAGd73434439 [2020-10-29 11:25:19,966 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:25:19,967 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-10-29 11:25:19,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c9abed987/33ff42f198774f36b9e8c2226e0d8ec8/FLAGd73434439 [2020-10-29 11:25:20,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c9abed987/33ff42f198774f36b9e8c2226e0d8ec8 [2020-10-29 11:25:20,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:25:20,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:25:20,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:25:20,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:25:20,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:25:20,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:20,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ef72c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20, skipping insertion in model container [2020-10-29 11:25:20,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:20,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:25:20,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:25:20,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:25:20,803 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:25:20,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:25:20,954 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:25:20,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20 WrapperNode [2020-10-29 11:25:20,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:25:20,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:25:20,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:25:20,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:25:20,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:20,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:21,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:21,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:21,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:21,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:21,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (1/1) ... [2020-10-29 11:25:21,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:25:21,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:25:21,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:25:21,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:25:21,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (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 11:25:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:25:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:25:21,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:25:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:25:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:25:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:25:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:25:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:25:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:25:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:25:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:25:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:25:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:25:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:25:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:25:21,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:25:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:25:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:25:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:25:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:25:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:25:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:25:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:25:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:25:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:25:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:25:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:25:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:25:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:25:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:25:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:25:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:25:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:25:21,228 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:25:21,228 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:25:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:25:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:25:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:25:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:25:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:25:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:25:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:25:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:25:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:25:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:25:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:25:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:25:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:25:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:25:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:25:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:25:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:25:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:25:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:25:21,262 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:25:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:25:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:25:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:25:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:25:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:25:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:25:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:25:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:25:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:25:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:25:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:25:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:25:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:25:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:25:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:25:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:25:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:25:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:25:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:25:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:25:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:25:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:25:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:25:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:25:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:25:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:25:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:25:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:25:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:25:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:25:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:25:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:25:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:25:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:25:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:25:22,739 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:25:22,739 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:25:22,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:25:22 BoogieIcfgContainer [2020-10-29 11:25:22,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:25:22,744 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:25:22,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:25:22,748 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:25:22,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:25:20" (1/3) ... [2020-10-29 11:25:22,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e623901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:25:22, skipping insertion in model container [2020-10-29 11:25:22,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:20" (2/3) ... [2020-10-29 11:25:22,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e623901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:25:22, skipping insertion in model container [2020-10-29 11:25:22,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:25:22" (3/3) ... [2020-10-29 11:25:22,752 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2020-10-29 11:25:22,765 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:25:22,771 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:25:22,786 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:25:22,835 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:25:22,836 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:25:22,836 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:25:22,836 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:25:22,836 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:25:22,836 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:25:22,837 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:25:22,837 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:25:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-10-29 11:25:22,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:25:22,873 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:22,874 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 11:25:22,875 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 11:25:22,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:22,882 INFO L82 PathProgramCache]: Analyzing trace with hash 2088823162, now seen corresponding path program 1 times [2020-10-29 11:25:22,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:22,893 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [214052077] [2020-10-29 11:25:22,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:23,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:23,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:23,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:25,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:26,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:25:28,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:25:28,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 11:25:28,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:25:28,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:28,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:25:28,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-29 11:25:28,874 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:28,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:29,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-29 11:25:29,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:29,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:29,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:29,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:29,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:29,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:29,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:29,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:29,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:29,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:29,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:29,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:29,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:29,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:29,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:29,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:29,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:29,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:29,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:29,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:29,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:29,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:29,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:29,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:29,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:29,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:29,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:29,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:29,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:29,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:29,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:25:29,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:29,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:29,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:29,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:29,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:29,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:29,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:29,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:25:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:29,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:29,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:29,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:29,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:29,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:29,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:29,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:29,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:29,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:29,116 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 11:25:29,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [214052077] [2020-10-29 11:25:29,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:29,119 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:25:29,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504564430] [2020-10-29 11:25:29,126 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:25:29,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:29,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:25:29,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:25:29,146 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 4 states. [2020-10-29 11:25:29,912 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:31,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:31,479 INFO L93 Difference]: Finished difference Result 317 states and 414 transitions. [2020-10-29 11:25:31,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:25:31,481 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:25:31,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:31,494 INFO L225 Difference]: With dead ends: 317 [2020-10-29 11:25:31,495 INFO L226 Difference]: Without dead ends: 170 [2020-10-29 11:25:31,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:25:31,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-29 11:25:31,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 135. [2020-10-29 11:25:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-10-29 11:25:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 158 transitions. [2020-10-29 11:25:31,618 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 158 transitions. Word has length 47 [2020-10-29 11:25:31,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:31,619 INFO L481 AbstractCegarLoop]: Abstraction has 135 states and 158 transitions. [2020-10-29 11:25:31,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:25:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 158 transitions. [2020-10-29 11:25:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-29 11:25:31,623 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:31,623 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] [2020-10-29 11:25:31,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:25:31,623 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 11:25:31,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:31,624 INFO L82 PathProgramCache]: Analyzing trace with hash 421918842, now seen corresponding path program 1 times [2020-10-29 11:25:31,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:31,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [958228536] [2020-10-29 11:25:31,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:31,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:31,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:31,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:32,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:33,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-29 11:25:36,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:25:36,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-29 11:25:36,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:25:36,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:36,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-29 11:25:36,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:37,163 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:37,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:37,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 11:25:37,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:37,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:37,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:37,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:37,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:37,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:37,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:37,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:37,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:37,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:37,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:37,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:37,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:37,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:25:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:25:37,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:25:37,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:25:37,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:25:37,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:25:37,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:37,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:37,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:37,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:37,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:37,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 11:25:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:37,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:25:37,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:37,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-29 11:25:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:37,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:37,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:37,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:37,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:37,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:37,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:37,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:37,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:37,389 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 11:25:37,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [958228536] [2020-10-29 11:25:37,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:37,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:25:37,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146647575] [2020-10-29 11:25:37,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:25:37,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:37,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:25:37,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:25:37,394 INFO L87 Difference]: Start difference. First operand 135 states and 158 transitions. Second operand 8 states. [2020-10-29 11:25:37,956 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:39,107 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:39,953 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:40,954 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:41,309 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:25:41,966 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:43,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:43,414 INFO L93 Difference]: Finished difference Result 451 states and 603 transitions. [2020-10-29 11:25:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:25:43,414 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2020-10-29 11:25:43,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:43,422 INFO L225 Difference]: With dead ends: 451 [2020-10-29 11:25:43,422 INFO L226 Difference]: Without dead ends: 317 [2020-10-29 11:25:43,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:25:43,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-10-29 11:25:43,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 227. [2020-10-29 11:25:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-29 11:25:43,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 269 transitions. [2020-10-29 11:25:43,571 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 269 transitions. Word has length 61 [2020-10-29 11:25:43,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:43,571 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 269 transitions. [2020-10-29 11:25:43,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:25:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 269 transitions. [2020-10-29 11:25:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-29 11:25:43,586 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:43,586 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, 1, 1, 1, 1, 1] [2020-10-29 11:25:43,586 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:25:43,587 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 11:25:43,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:43,587 INFO L82 PathProgramCache]: Analyzing trace with hash 1496163955, now seen corresponding path program 1 times [2020-10-29 11:25:43,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:43,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1252603039] [2020-10-29 11:25:43,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:43,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:43,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:44,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:44,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:45,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:45,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:47,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:47,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-29 11:25:47,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:25:47,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4029 [2020-10-29 11:25:47,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:47,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:47,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 11:25:47,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:47,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-29 11:25:47,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:48,077 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:48,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:48,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-29 11:25:48,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:48,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:48,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:48,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:48,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:48,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:48,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:48,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:48,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:48,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:48,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:48,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:48,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:48,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:48,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:25:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:48,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:48,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:48,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:25:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:25:48,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:25:48,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:25:48,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:25:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:25:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:25:48,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:25:48,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:25:48,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:25:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:25:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:25:48,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:48,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:48,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:48,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:48,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:48,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:25:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:48,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:48,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:48,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:48,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-29 11:25:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:48,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:48,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:48,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:48,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:25:48,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:48,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:48,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:48,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:48,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:48,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:25:48,407 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 11:25:48,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1252603039] [2020-10-29 11:25:48,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:48,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:25:48,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600831399] [2020-10-29 11:25:48,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:25:48,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:48,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:25:48,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:25:48,411 INFO L87 Difference]: Start difference. First operand 227 states and 269 transitions. Second operand 11 states. [2020-10-29 11:25:49,079 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:50,745 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:25:51,181 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:25:51,725 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:25:53,086 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:25:53,481 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:53,915 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:54,545 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:25:55,084 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:25:56,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:56,125 INFO L93 Difference]: Finished difference Result 741 states and 979 transitions. [2020-10-29 11:25:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-29 11:25:56,126 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-10-29 11:25:56,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:56,132 INFO L225 Difference]: With dead ends: 741 [2020-10-29 11:25:56,132 INFO L226 Difference]: Without dead ends: 538 [2020-10-29 11:25:56,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2020-10-29 11:25:56,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-10-29 11:25:56,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 405. [2020-10-29 11:25:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2020-10-29 11:25:56,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 473 transitions. [2020-10-29 11:25:56,272 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 473 transitions. Word has length 70 [2020-10-29 11:25:56,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:56,273 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 473 transitions. [2020-10-29 11:25:56,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:25:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 473 transitions. [2020-10-29 11:25:56,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-29 11:25:56,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:56,276 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:25:56,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:25:56,276 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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 11:25:56,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:56,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1444597670, now seen corresponding path program 1 times [2020-10-29 11:25:56,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:56,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1422933925] [2020-10-29 11:25:56,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:56,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:56,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:56,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-29 11:26:01,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:26:01,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4874 [2020-10-29 11:26:01,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-29 11:26:01,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 11:26:01,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:01,594 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:01,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:26:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:01,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:01,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 11:26:01,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:01,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:01,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:01,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:26:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:01,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:01,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:26:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:01,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:01,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:01,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:01,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:01,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:01,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:01,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:01,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:01,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:01,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:01,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:01,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:26:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:01,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:01,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:01,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:01,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:01,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:26:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:01,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:01,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:01,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:01,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:26:01,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:01,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:26:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:26:01,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:01,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-29 11:26:01,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 11:26:01,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:26:01,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:01,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:01,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:01,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:01,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:01,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:01,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-29 11:26:01,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:01,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:01,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:01,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:01,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:26:01,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:02,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:02,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:02,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:02,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:02,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:02,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:02,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:02,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:02,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:02,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:02,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:02,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:02,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:02,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:26:02,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:02,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:02,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:26:02,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:02,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:02,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:26:02,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:02,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:02,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:02,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:02,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:02,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:02,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:02,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:02,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:26:02,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:02,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:02,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:02,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:02,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:02,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:02,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:02,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 11:26:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:02,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:02,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:02,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:02,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:02,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-29 11:26:02,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-29 11:26:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:02,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:02,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:02,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:02,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:02,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:02,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:02,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:02,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:02,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:02,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:02,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:26:02,227 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1422933925] [2020-10-29 11:26:02,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:02,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 11:26:02,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951003415] [2020-10-29 11:26:02,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 11:26:02,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:02,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 11:26:02,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-29 11:26:02,230 INFO L87 Difference]: Start difference. First operand 405 states and 473 transitions. Second operand 13 states. [2020-10-29 11:26:02,921 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:04,001 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:05,141 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:05,656 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:06,110 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:06,546 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:07,023 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:07,448 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:07,872 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:08,280 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:08,763 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:09,216 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:11,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:11,326 INFO L93 Difference]: Finished difference Result 865 states and 1077 transitions. [2020-10-29 11:26:11,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:26:11,327 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 100 [2020-10-29 11:26:11,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:11,335 INFO L225 Difference]: With dead ends: 865 [2020-10-29 11:26:11,336 INFO L226 Difference]: Without dead ends: 468 [2020-10-29 11:26:11,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=201, Invalid=791, Unknown=0, NotChecked=0, Total=992 [2020-10-29 11:26:11,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2020-10-29 11:26:11,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 362. [2020-10-29 11:26:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-10-29 11:26:11,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 409 transitions. [2020-10-29 11:26:11,489 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 409 transitions. Word has length 100 [2020-10-29 11:26:11,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:11,491 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 409 transitions. [2020-10-29 11:26:11,491 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 11:26:11,492 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 409 transitions. [2020-10-29 11:26:11,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-29 11:26:11,502 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:26:11,503 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:26:11,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:26:11,503 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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 11:26:11,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:26:11,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1726549601, now seen corresponding path program 1 times [2020-10-29 11:26:11,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:26:11,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1604398967] [2020-10-29 11:26:11,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:26:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:11,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:11,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:12,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 11:26:14,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:26:14,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3442 [2020-10-29 11:26:14,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:14,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-29 11:26:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 11:26:14,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,360 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:15,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:26:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 11:26:15,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:26:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:15,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:15,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:26:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:15,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:15,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:15,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:26:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:15,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:15,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 11:26:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:26:15,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:15,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 11:26:15,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:15,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:15,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:15,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:26:15,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 11:26:15,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:26:15,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:15,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:15,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:26:15,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:15,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:26:15,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:15,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:15,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:26:15,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:15,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:26:15,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:15,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:15,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:15,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:15,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:15,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:15,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:15,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:15,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:26:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:26:15,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:15,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:26:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:15,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 11:26:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:26:15,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 11:26:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:15,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:15,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 11:26:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:26:15,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:26:15,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:15,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:26:15,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:15,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:15,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:15,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:26:15,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:26:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:15,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:15,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:15,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:15,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:15,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-29 11:26:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:15,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 11:26:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:15,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:15,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:15,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:15,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:15,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:15,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:15,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:15,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:15,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:15,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:15,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-29 11:26:15,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1604398967] [2020-10-29 11:26:15,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:15,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 11:26:15,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413879689] [2020-10-29 11:26:15,993 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 11:26:15,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:15,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 11:26:15,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:26:15,994 INFO L87 Difference]: Start difference. First operand 362 states and 409 transitions. Second operand 18 states. [2020-10-29 11:26:16,759 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:17,919 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:18,777 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:19,222 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:26:19,692 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:20,134 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:20,576 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:26:21,013 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:26:21,523 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:21,997 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:26:22,585 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:23,155 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:23,626 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:24,063 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:24,624 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:25,069 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:26,978 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:26:27,790 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 208 [2020-10-29 11:26:29,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:29,698 INFO L93 Difference]: Finished difference Result 871 states and 1162 transitions. [2020-10-29 11:26:29,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-29 11:26:29,699 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 152 [2020-10-29 11:26:29,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:29,700 INFO L225 Difference]: With dead ends: 871 [2020-10-29 11:26:29,700 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:26:29,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=481, Invalid=2069, Unknown=0, NotChecked=0, Total=2550 [2020-10-29 11:26:29,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:26:29,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:26:29,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:26:29,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:26:29,705 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2020-10-29 11:26:29,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:29,705 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:26:29,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 11:26:29,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:26:29,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:26:29,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:26:29,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:26:30,493 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 208 [2020-10-29 11:26:30,613 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 12 [2020-10-29 11:26:30,835 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 208 [2020-10-29 11:26:31,209 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 168 [2020-10-29 11:26:31,416 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 168 [2020-10-29 11:26:32,639 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 168 [2020-10-29 11:26:33,165 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 168 [2020-10-29 11:26:33,411 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 166 [2020-10-29 11:26:36,816 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 166 [2020-10-29 11:26:37,139 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-29 11:26:38,042 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 16 [2020-10-29 11:26:38,353 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:26:38,675 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:38,978 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-29 11:26:39,335 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 19 [2020-10-29 11:26:39,643 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2020-10-29 11:26:39,981 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:40,759 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 25 [2020-10-29 11:26:41,062 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:41,403 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-29 11:26:42,250 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-29 11:26:42,597 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:43,494 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-10-29 11:26:44,431 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-10-29 11:26:45,253 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-29 11:26:45,540 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-29 11:26:46,393 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:26:47,266 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-29 11:26:48,183 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-29 11:26:49,100 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-29 11:26:49,389 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2020-10-29 11:26:50,324 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 24 [2020-10-29 11:26:50,650 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:51,513 WARN L193 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-29 11:26:52,608 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-10-29 11:26:52,901 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:53,751 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2020-10-29 11:26:54,640 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-29 11:26:55,509 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-29 11:26:56,472 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-29 11:26:56,764 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-29 11:26:57,080 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:57,374 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-29 11:26:57,679 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:26:57,994 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:58,967 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 20 [2020-10-29 11:26:59,235 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-29 11:26:59,524 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-29 11:26:59,803 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:27:00,949 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-10-29 11:27:01,824 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-29 11:27:02,681 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-10-29 11:27:02,973 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-29 11:27:03,316 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 19 [2020-10-29 11:27:03,389 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:27:03,389 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:27:03,389 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point L673(lines 673 677) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point L689(lines 666 690) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2020-10-29 11:27:03,390 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point L730(lines 730 734) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2020-10-29 11:27:03,391 INFO L274 CegarLoopResult]: For program point L750(lines 723 751) no Hoare annotation was computed. [2020-10-29 11:27:03,392 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2020-10-29 11:27:03,392 INFO L274 CegarLoopResult]: For program point L743(line 743) no Hoare annotation was computed. [2020-10-29 11:27:03,392 INFO L274 CegarLoopResult]: For program point L743-1(line 743) no Hoare annotation was computed. [2020-10-29 11:27:03,392 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 443 449) the Hoare annotation is: true [2020-10-29 11:27:03,392 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 443 449) no Hoare annotation was computed. [2020-10-29 11:27:03,392 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 450 458) no Hoare annotation was computed. [2020-10-29 11:27:03,392 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 450 458) the Hoare annotation is: true [2020-10-29 11:27:03,392 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 450 458) no Hoare annotation was computed. [2020-10-29 11:27:03,393 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 401 423) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,393 INFO L270 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,393 INFO L270 CegarLoopResult]: At program point L413-1(line 413) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,393 INFO L274 CegarLoopResult]: For program point L411(lines 411 418) no Hoare annotation was computed. [2020-10-29 11:27:03,393 INFO L274 CegarLoopResult]: For program point L411-1(lines 411 418) no Hoare annotation was computed. [2020-10-29 11:27:03,393 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-29 11:27:03,393 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 401 423) no Hoare annotation was computed. [2020-10-29 11:27:03,394 INFO L270 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,394 INFO L270 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,394 INFO L270 CegarLoopResult]: At program point L407-1(line 407) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,394 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 401 423) no Hoare annotation was computed. [2020-10-29 11:27:03,394 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 357 380) no Hoare annotation was computed. [2020-10-29 11:27:03,394 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 357 380) no Hoare annotation was computed. [2020-10-29 11:27:03,394 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 357 380) no Hoare annotation was computed. [2020-10-29 11:27:03,394 INFO L274 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-29 11:27:03,395 INFO L274 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-10-29 11:27:03,396 INFO L274 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-29 11:27:03,396 INFO L274 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-10-29 11:27:03,396 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-29 11:27:03,396 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 158 182) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:03,396 INFO L274 CegarLoopResult]: For program point L177-1(lines 158 182) no Hoare annotation was computed. [2020-10-29 11:27:03,396 INFO L270 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~pumpRunning~0)| 0)) (.cse2 (and (<= processEnvironment__wrappee__methaneQuery_~tmp~1 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~1 1))))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (not .cse3) .cse2))) [2020-10-29 11:27:03,397 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 158 182) no Hoare annotation was computed. [2020-10-29 11:27:03,397 INFO L270 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)))) [2020-10-29 11:27:03,397 INFO L274 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:27:03,397 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 (not .cse3)))) [2020-10-29 11:27:03,397 INFO L274 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-10-29 11:27:03,397 INFO L274 CegarLoopResult]: For program point L162(lines 162 179) no Hoare annotation was computed. [2020-10-29 11:27:03,397 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 253 261) no Hoare annotation was computed. [2020-10-29 11:27:03,397 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 253 261) the Hoare annotation is: true [2020-10-29 11:27:03,397 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 253 261) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point L281(lines 281 289) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point L281-2(lines 281 289) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 262 297) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point L269(lines 269 277) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point L269-2(lines 269 277) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 262 297) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point L292-1(line 292) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 262 297) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 436 442) no Hoare annotation was computed. [2020-10-29 11:27:03,398 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 436 442) the Hoare annotation is: true [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point L929(lines 929 936) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point L923(lines 923 943) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 933 934) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 940 941) no Hoare annotation was computed. [2020-10-29 11:27:03,399 INFO L274 CegarLoopResult]: For program point L940(lines 940 941) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point L933(lines 933 934) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 388 397) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 388 397) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 388 397) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 242 252) the Hoare annotation is: true [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 242 252) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L277 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: true [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 242 252) no Hoare annotation was computed. [2020-10-29 11:27:03,400 INFO L274 CegarLoopResult]: For program point L247-1(line 247) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 234 241) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~pumpRunning~0)| 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2))) [2020-10-29 11:27:03,401 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 234 241) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 234 241) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 575 588) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L274 CegarLoopResult]: For program point L579(lines 579 585) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 575 588) the Hoare annotation is: true [2020-10-29 11:27:03,401 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 575 588) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L274 CegarLoopResult]: For program point L192(lines 192 200) no Hoare annotation was computed. [2020-10-29 11:27:03,401 INFO L270 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse4 .cse1) (or .cse3 .cse4 .cse1))) [2020-10-29 11:27:03,402 INFO L274 CegarLoopResult]: For program point L190-1(line 190) no Hoare annotation was computed. [2020-10-29 11:27:03,402 INFO L274 CegarLoopResult]: For program point L188(lines 188 205) no Hoare annotation was computed. [2020-10-29 11:27:03,402 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 184 208) no Hoare annotation was computed. [2020-10-29 11:27:03,402 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 184 208) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2020-10-29 11:27:03,402 INFO L270 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (= |old(~pumpRunning~0)| 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse2 .cse4) (or .cse3 .cse2 .cse4))) [2020-10-29 11:27:03,402 INFO L274 CegarLoopResult]: For program point L203-1(lines 184 208) no Hoare annotation was computed. [2020-10-29 11:27:03,402 INFO L270 CegarLoopResult]: At program point L198(line 198) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-29 11:27:03,402 INFO L270 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse4 .cse1) (or (and (not (= 0 processEnvironment_~tmp~2)) .cse4) .cse3 .cse1))) [2020-10-29 11:27:03,403 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 150 156) no Hoare annotation was computed. [2020-10-29 11:27:03,403 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 150 156) the Hoare annotation is: true [2020-10-29 11:27:03,403 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:03,403 INFO L274 CegarLoopResult]: For program point L95(lines 95 99) no Hoare annotation was computed. [2020-10-29 11:27:03,403 INFO L270 CegarLoopResult]: At program point L95-2(lines 87 100) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-29 11:27:03,403 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-29 11:27:03,403 INFO L270 CegarLoopResult]: At program point L89(line 89) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-29 11:27:03,403 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-29 11:27:03,403 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-29 11:27:03,404 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:27:03,404 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:27:03,404 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-29 11:27:03,404 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:27:03,404 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:27:03,404 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-29 11:27:03,404 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-29 11:27:03,404 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-29 11:27:03,404 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 887 888) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point L894(lines 894 895) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 894 895) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point L887(lines 887 888) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point L883(lines 883 890) no Hoare annotation was computed. [2020-10-29 11:27:03,405 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point L877(lines 877 897) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 209 216) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 209 216) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 209 216) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 543 565) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point L551(lines 551 559) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 543 565) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point L551-2(lines 551 559) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 543 565) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 426 435) no Hoare annotation was computed. [2020-10-29 11:27:03,406 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 426 435) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 426 435) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L830(lines 808 831) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L789(lines 789 805) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L810(lines 809 829) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L806(lines 806 847) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-29 11:27:03,407 INFO L274 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L274 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L274 CegarLoopResult]: For program point L848(lines 848 859) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L274 CegarLoopResult]: For program point L811(lines 811 815) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L274 CegarLoopResult]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,408 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~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~string30.offset| |old(#t~string30.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~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#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~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.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~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.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~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:27:03,409 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,409 INFO L274 CegarLoopResult]: For program point L224(lines 224 230) no Hoare annotation was computed. [2020-10-29 11:27:03,409 INFO L270 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-29 11:27:03,409 INFO L274 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-10-29 11:27:03,409 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 217 233) no Hoare annotation was computed. [2020-10-29 11:27:03,409 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 217 233) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-29 11:27:03,409 INFO L270 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (and (<= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:27:03,410 INFO L274 CegarLoopResult]: For program point L228-1(lines 217 233) no Hoare annotation was computed. [2020-10-29 11:27:03,413 INFO L277 CegarLoopResult]: At program point L305(line 305) the Hoare annotation is: true [2020-10-29 11:27:03,413 INFO L274 CegarLoopResult]: For program point L307-2(lines 307 311) no Hoare annotation was computed. [2020-10-29 11:27:03,413 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 298 316) no Hoare annotation was computed. [2020-10-29 11:27:03,413 INFO L274 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 298 316) the Hoare annotation is: true [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 298 316) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point L307(lines 307 311) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 566 574) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 566 574) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 566 574) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point L526-1(lines 522 533) no Hoare annotation was computed. [2020-10-29 11:27:03,414 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 522 533) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-29 11:27:03,414 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 522 533) no Hoare annotation was computed. [2020-10-29 11:27:03,415 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,415 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,415 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,415 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:03,415 INFO L270 CegarLoopResult]: At program point L139(line 139) the Hoare annotation is: (let ((.cse5 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5 .cse1 (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse5)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (and .cse1 .cse4) .cse2) (or .cse3 .cse0 .cse2 .cse4)))) [2020-10-29 11:27:03,415 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2020-10-29 11:27:03,415 INFO L270 CegarLoopResult]: At program point L137(lines 137 143) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or (and .cse3 .cse2) .cse4 (not (= ~methaneLevelCritical~0 0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3) .cse1) (or .cse4 .cse0 .cse1 .cse3))) [2020-10-29 11:27:03,415 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2020-10-29 11:27:03,416 INFO L270 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (and .cse3 .cse4 .cse2)) (or (and .cse3 .cse4) .cse0 .cse1))) [2020-10-29 11:27:03,416 INFO L274 CegarLoopResult]: For program point L130(lines 129 148) no Hoare annotation was computed. [2020-10-29 11:27:03,416 INFO L277 CegarLoopResult]: At program point L352(lines 327 356) the Hoare annotation is: true [2020-10-29 11:27:03,416 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 327 356) no Hoare annotation was computed. [2020-10-29 11:27:03,416 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 327 356) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:03,416 INFO L274 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-29 11:27:03,416 INFO L274 CegarLoopResult]: For program point L341(lines 341 345) no Hoare annotation was computed. [2020-10-29 11:27:03,417 INFO L270 CegarLoopResult]: At program point L341-1(lines 341 345) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:03,417 INFO L274 CegarLoopResult]: For program point L338(line 338) no Hoare annotation was computed. [2020-10-29 11:27:03,417 INFO L270 CegarLoopResult]: At program point L337-2(lines 337 351) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:03,417 INFO L270 CegarLoopResult]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:03,417 INFO L274 CegarLoopResult]: For program point L333-1(line 333) no Hoare annotation was computed. [2020-10-29 11:27:03,417 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 534 542) the Hoare annotation is: true [2020-10-29 11:27:03,417 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 534 542) no Hoare annotation was computed. [2020-10-29 11:27:03,417 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 534 542) no Hoare annotation was computed. [2020-10-29 11:27:03,418 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 498 509) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-29 11:27:03,418 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 498 509) no Hoare annotation was computed. [2020-10-29 11:27:03,418 INFO L274 CegarLoopResult]: For program point L502-1(lines 498 509) no Hoare annotation was computed. [2020-10-29 11:27:03,418 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 381 387) no Hoare annotation was computed. [2020-10-29 11:27:03,418 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 381 387) the Hoare annotation is: true [2020-10-29 11:27:03,418 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,418 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:27:03,418 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:27:03,418 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:03,418 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 317 324) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 317 324) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= 1 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 317 324) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point L514-1(lines 510 521) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 510 521) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 510 521) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 460 467) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 460 467) the Hoare annotation is: true [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 460 467) no Hoare annotation was computed. [2020-10-29 11:27:03,419 INFO L274 CegarLoopResult]: For program point L481(lines 481 487) no Hoare annotation was computed. [2020-10-29 11:27:03,420 INFO L270 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:27:03,420 INFO L274 CegarLoopResult]: For program point L479-1(line 479) no Hoare annotation was computed. [2020-10-29 11:27:03,420 INFO L274 CegarLoopResult]: For program point L477(lines 477 490) no Hoare annotation was computed. [2020-10-29 11:27:03,420 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 469 493) the Hoare annotation is: true [2020-10-29 11:27:03,420 INFO L274 CegarLoopResult]: For program point L477-1(lines 469 493) no Hoare annotation was computed. [2020-10-29 11:27:03,420 INFO L277 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: true [2020-10-29 11:27:03,420 INFO L274 CegarLoopResult]: For program point L475-1(line 475) no Hoare annotation was computed. [2020-10-29 11:27:03,420 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 469 493) no Hoare annotation was computed. [2020-10-29 11:27:03,420 INFO L270 CegarLoopResult]: At program point L483(line 483) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-29 11:27:03,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:27:03 BoogieIcfgContainer [2020-10-29 11:27:03,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:27:03,441 INFO L168 Benchmark]: Toolchain (without parser) took 103147.17 ms. Allocated memory was 155.2 MB in the beginning and 702.5 MB in the end (delta: 547.4 MB). Free memory was 129.7 MB in the beginning and 670.6 MB in the end (delta: -540.8 MB). Peak memory consumption was 430.5 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:03,442 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 155.2 MB. Free memory is still 134.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:27:03,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.59 ms. Allocated memory is still 155.2 MB. Free memory was 129.1 MB in the beginning and 107.9 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:03,443 INFO L168 Benchmark]: Boogie Preprocessor took 175.29 ms. Allocated memory is still 155.2 MB. Free memory was 107.9 MB in the beginning and 104.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:03,444 INFO L168 Benchmark]: RCFGBuilder took 1607.73 ms. Allocated memory is still 155.2 MB. Free memory was 104.0 MB in the beginning and 53.8 MB in the end (delta: 50.2 MB). Peak memory consumption was 51.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:03,445 INFO L168 Benchmark]: TraceAbstraction took 100695.17 ms. Allocated memory was 155.2 MB in the beginning and 702.5 MB in the end (delta: 547.4 MB). Free memory was 53.3 MB in the beginning and 670.6 MB in the end (delta: -617.3 MB). Peak memory consumption was 353.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:03,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 155.2 MB. Free memory is still 134.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 653.59 ms. Allocated memory is still 155.2 MB. Free memory was 129.1 MB in the beginning and 107.9 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 175.29 ms. Allocated memory is still 155.2 MB. Free memory was 107.9 MB in the beginning and 104.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1607.73 ms. Allocated memory is still 155.2 MB. Free memory was 104.0 MB in the beginning and 53.8 MB in the end (delta: 50.2 MB). Peak memory consumption was 51.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 100695.17 ms. Allocated memory was 155.2 MB in the beginning and 702.5 MB in the end (delta: 547.4 MB). Free memory was 53.3 MB in the beginning and 670.6 MB in the end (delta: -617.3 MB). Peak memory consumption was 353.2 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: 894]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 887]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 933]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 940]: 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: 327]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || ((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0)) || (methaneLevelCritical == 0 && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || ((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0)) || (methaneLevelCritical == 0 && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(methaneLevelCritical == 1)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 66.8s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 38.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 33.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 834 SDtfs, 2845 SDslu, 1298 SDs, 0 SdLazy, 7430 SolverSat, 2146 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 288 GetRequests, 167 SyntacticMatches, 1 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 961 ImplicationChecksByTransitivity, 22.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=405occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 364 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 867 PreInvPairs, 1112 NumberOfFragments, 1653 HoareAnnotationTreeSize, 867 FomulaSimplifications, 1285549 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 24537 FormulaSimplificationTreeSizeReductionInter, 26.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 26.7s InterpolantComputationTime, 430 NumberOfCodeBlocks, 430 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 160919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 43/52 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...