/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:46:42,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:46:42,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:46:43,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:46:43,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:46:43,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:46:43,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:46:43,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:46:43,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:46:43,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:46:43,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:46:43,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:46:43,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:46:43,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:46:43,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:46:43,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:46:43,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:46:43,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:46:43,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:46:43,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:46:43,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:46:43,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:46:43,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:46:43,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:46:43,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:46:43,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:46:43,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:46:43,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:46:43,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:46:43,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:46:43,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:46:43,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:46:43,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:46:43,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:46:43,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:46:43,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:46:43,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:46:43,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:46:43,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:46:43,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:46:43,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:46:43,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:46:43,142 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:46:43,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:46:43,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:46:43,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:46:43,144 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:46:43,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:46:43,145 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:46:43,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:46:43,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:46:43,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:46:43,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:46:43,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:46:43,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:46:43,146 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:46:43,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:46:43,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:46:43,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:46:43,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:46:43,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:46:43,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:46:43,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:46:43,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:43,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:46:43,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:46:43,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:46:43,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:46:43,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:46:43,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:46:43,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:46:43,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:46:43,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:46:43,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:46:43,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:46:43,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:46:43,558 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:46:43,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-10-28 16:46:43,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f877ef52/f592210d32274311a6cec755eba0d8d2/FLAGdfad5e8f7 [2020-10-28 16:46:44,457 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:46:44,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2020-10-28 16:46:44,484 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f877ef52/f592210d32274311a6cec755eba0d8d2/FLAGdfad5e8f7 [2020-10-28 16:46:44,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2f877ef52/f592210d32274311a6cec755eba0d8d2 [2020-10-28 16:46:44,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:46:44,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:46:44,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:44,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:46:44,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:46:44,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:44" (1/1) ... [2020-10-28 16:46:44,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1c835d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:44, skipping insertion in model container [2020-10-28 16:46:44,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:44" (1/1) ... [2020-10-28 16:46:44,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:46:44,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:46:45,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:45,256 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:46:45,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:45,400 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:46:45,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45 WrapperNode [2020-10-28 16:46:45,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:45,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:46:45,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:46:45,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:46:45,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... [2020-10-28 16:46:45,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:46:45,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:46:45,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:46:45,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:46:45,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:46:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:46:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:45,641 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:46:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:46:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:46:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:46:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:46:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:46:45,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:46:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:46:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:46:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:46:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:46:45,643 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:46:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:46:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:46:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:46:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:46:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:46:45,644 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:46:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:46:45,646 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:46:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:46:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:46:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:46:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:46:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:46:45,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:46:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:46:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:46:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:46:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:46:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:46:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:46:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:46:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:46:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:46:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:46:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:46:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:46:45,650 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:46:45,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:46:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:46:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:46:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:46:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:46:45,652 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:46:45,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:46:45,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:46:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:46:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:46:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:46:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:46:45,655 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:46:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:46:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:46:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:46:45,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:46:46,925 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:46:46,926 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:46:46,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:46 BoogieIcfgContainer [2020-10-28 16:46:46,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:46:46,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:46:46,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:46:46,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:46:46,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:46:44" (1/3) ... [2020-10-28 16:46:46,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425c043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:46, skipping insertion in model container [2020-10-28 16:46:46,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:45" (2/3) ... [2020-10-28 16:46:46,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425c043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:46, skipping insertion in model container [2020-10-28 16:46:46,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:46" (3/3) ... [2020-10-28 16:46:46,938 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product31.cil.c [2020-10-28 16:46:46,951 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:46:46,958 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:46:46,972 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:46:47,001 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:46:47,002 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:46:47,002 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:46:47,002 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:46:47,002 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:46:47,002 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:46:47,003 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:46:47,003 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:46:47,028 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-28 16:46:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:46:47,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:47,040 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] [2020-10-28 16:46:47,040 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:46:47,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:47,048 INFO L82 PathProgramCache]: Analyzing trace with hash 2117733607, now seen corresponding path program 1 times [2020-10-28 16:46:47,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:47,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [204175143] [2020-10-28 16:46:47,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:48,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:46:52,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:52,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 16:46:52,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:46:52,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 16:46:52,807 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:52,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:52,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 16:46:52,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:52,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:52,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:52,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:52,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:52,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:52,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:52,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:52,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:52,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:52,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:52,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:52,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:52,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:52,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:52,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:52,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:52,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:52,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:52,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:52,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:46:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:52,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:52,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:52,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:52,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:52,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:52,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:52,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:52,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:52,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:52,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:46:52,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [204175143] [2020-10-28 16:46:53,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:53,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:46:53,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371069128] [2020-10-28 16:46:53,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:46:53,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:53,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:46:53,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:53,025 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 4 states. [2020-10-28 16:46:54,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:54,523 INFO L93 Difference]: Finished difference Result 298 states and 394 transitions. [2020-10-28 16:46:54,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:46:54,525 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:46:54,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:54,540 INFO L225 Difference]: With dead ends: 298 [2020-10-28 16:46:54,540 INFO L226 Difference]: Without dead ends: 165 [2020-10-28 16:46:54,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:54,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-28 16:46:54,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-10-28 16:46:54,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-28 16:46:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 156 transitions. [2020-10-28 16:46:54,677 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 156 transitions. Word has length 52 [2020-10-28 16:46:54,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:54,678 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 156 transitions. [2020-10-28 16:46:54,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:46:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2020-10-28 16:46:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:46:54,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:54,691 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] [2020-10-28 16:46:54,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:46:54,691 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:46:54,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:54,692 INFO L82 PathProgramCache]: Analyzing trace with hash -746263621, now seen corresponding path program 1 times [2020-10-28 16:46:54,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:54,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1232882615] [2020-10-28 16:46:54,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:55,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:59,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:59,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:46:59,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:59,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:46:59,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:59,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:59,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:46:59,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:46:59,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:00,123 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:00,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:00,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:47:00,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:00,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:00,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:00,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:00,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:00,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:00,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:00,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:00,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:00,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:00,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:00,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:00,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:00,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:00,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:00,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:00,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:00,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:00,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:00,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:00,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:00,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:47:00,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:00,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:00,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:47:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:00,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:00,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:00,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:00,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:00,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:00,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:00,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:00,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:00,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:00,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:00,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:00,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1232882615] [2020-10-28 16:47:00,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:00,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:47:00,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61441961] [2020-10-28 16:47:00,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:47:00,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:00,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:47:00,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:47:00,295 INFO L87 Difference]: Start difference. First operand 131 states and 156 transitions. Second operand 5 states. [2020-10-28 16:47:00,895 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:02,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:02,168 INFO L93 Difference]: Finished difference Result 234 states and 293 transitions. [2020-10-28 16:47:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:47:02,170 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:47:02,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:02,173 INFO L225 Difference]: With dead ends: 234 [2020-10-28 16:47:02,174 INFO L226 Difference]: Without dead ends: 155 [2020-10-28 16:47:02,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:47:02,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-10-28 16:47:02,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 122. [2020-10-28 16:47:02,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-10-28 16:47:02,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 144 transitions. [2020-10-28 16:47:02,238 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 144 transitions. Word has length 53 [2020-10-28 16:47:02,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:02,238 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 144 transitions. [2020-10-28 16:47:02,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:47:02,238 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 144 transitions. [2020-10-28 16:47:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-28 16:47:02,240 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:02,240 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] [2020-10-28 16:47:02,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:47:02,241 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:47:02,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:02,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1716463545, now seen corresponding path program 1 times [2020-10-28 16:47:02,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:02,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1129062487] [2020-10-28 16:47:02,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:02,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:02,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:02,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:47:07,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:07,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-28 16:47:07,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:07,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:07,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-28 16:47:07,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:07,770 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:07,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:07,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 16:47:07,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:07,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:07,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:07,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:07,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:07,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:07,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:07,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:07,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:07,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:07,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:07,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:07,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:07,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:07,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:07,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:07,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:07,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:07,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:07,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:07,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:07,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:07,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:47:07,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:07,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:07,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:07,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:07,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:47:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:07,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:07,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:07,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:07,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:07,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:07,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:47:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:07,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:07,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:07,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:07,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:07,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:07,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:07,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:07,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:47:07,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:07,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1129062487] [2020-10-28 16:47:07,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:07,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:07,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432983474] [2020-10-28 16:47:07,999 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:08,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:08,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:08,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:08,001 INFO L87 Difference]: Start difference. First operand 122 states and 144 transitions. Second operand 6 states. [2020-10-28 16:47:08,464 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:09,429 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:11,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:11,537 INFO L93 Difference]: Finished difference Result 415 states and 529 transitions. [2020-10-28 16:47:11,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:47:11,538 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-10-28 16:47:11,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:11,545 INFO L225 Difference]: With dead ends: 415 [2020-10-28 16:47:11,545 INFO L226 Difference]: Without dead ends: 321 [2020-10-28 16:47:11,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:47:11,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2020-10-28 16:47:11,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 258. [2020-10-28 16:47:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-10-28 16:47:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 317 transitions. [2020-10-28 16:47:11,639 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 317 transitions. Word has length 57 [2020-10-28 16:47:11,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:11,639 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 317 transitions. [2020-10-28 16:47:11,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 317 transitions. [2020-10-28 16:47:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-28 16:47:11,641 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:11,641 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] [2020-10-28 16:47:11,642 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:47:11,642 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]=== [2020-10-28 16:47:11,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:11,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1920657831, now seen corresponding path program 1 times [2020-10-28 16:47:11,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:11,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [842762333] [2020-10-28 16:47:11,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:12,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:13,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:16,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:16,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:47:16,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:16,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 16:47:16,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:16,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:47:16,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 16:47:16,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,115 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:17,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:17,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:17,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:17,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:17,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:17,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:17,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:17,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:17,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:17,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:17,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:17,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:17,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:17,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:17,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:17,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:17,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:17,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:17,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:17,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:17,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:47:17,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:17,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:17,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:47:17,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:47:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:17,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:17,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:17,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 16:47:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:17,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:17,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:17,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:17,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:17,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [842762333] [2020-10-28 16:47:17,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:17,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:17,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16822851] [2020-10-28 16:47:17,278 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:17,278 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:17,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:17,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:17,279 INFO L87 Difference]: Start difference. First operand 258 states and 317 transitions. Second operand 6 states. [2020-10-28 16:47:17,755 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:20,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:20,261 INFO L93 Difference]: Finished difference Result 671 states and 931 transitions. [2020-10-28 16:47:20,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:47:20,261 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-28 16:47:20,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:20,278 INFO L225 Difference]: With dead ends: 671 [2020-10-28 16:47:20,278 INFO L226 Difference]: Without dead ends: 667 [2020-10-28 16:47:20,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:47:20,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2020-10-28 16:47:20,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 496. [2020-10-28 16:47:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2020-10-28 16:47:20,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 620 transitions. [2020-10-28 16:47:20,490 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 620 transitions. Word has length 63 [2020-10-28 16:47:20,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:20,492 INFO L481 AbstractCegarLoop]: Abstraction has 496 states and 620 transitions. [2020-10-28 16:47:20,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:20,492 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 620 transitions. [2020-10-28 16:47:20,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 16:47:20,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:20,497 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-28 16:47:20,497 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:47:20,497 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]=== [2020-10-28 16:47:20,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:20,498 INFO L82 PathProgramCache]: Analyzing trace with hash -561890561, now seen corresponding path program 1 times [2020-10-28 16:47:20,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:20,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1683699117] [2020-10-28 16:47:20,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:21,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:24,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 135 [2020-10-28 16:47:25,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:47:25,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 16:47:25,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:47:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:47:25,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:25,895 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:25,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:25,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:25,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 16:47:25,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:25,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:25,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:25,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:25,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:25,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:25,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:25,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:25,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:25,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:25,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:25,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:25,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:25,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:25,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:25,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:25,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:25,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:25,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:25,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:25,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:25,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:25,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:25,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:25,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:25,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:25,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:25,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:25,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:25,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:25,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:25,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:25,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:25,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:25,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:25,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:25,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:25,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:25,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:25,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:25,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:25,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:47:26,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:26,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:26,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:26,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:26,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:47:26,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:47:26,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:47:26,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:26,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:47:26,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:47:26,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:47:26,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:26,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:47:26,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:47:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:26,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:47:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:47:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:26,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:26,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:26,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:26,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:26,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:47:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:26,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:26,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:26,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:47:26,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:26,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:26,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 16:47:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:26,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:26,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:26,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:26,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:26,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:26,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 16:47:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:26,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:26,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:26,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:26,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:26,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:26,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:26,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:26,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:26,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:26,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:26,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:26,259 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 16:47:26,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1683699117] [2020-10-28 16:47:26,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:47:26,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:47:26,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578425016] [2020-10-28 16:47:26,261 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:47:26,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:26,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:47:26,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:47:26,262 INFO L87 Difference]: Start difference. First operand 496 states and 620 transitions. Second operand 13 states. [2020-10-28 16:47:27,012 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:28,579 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:47:29,047 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:47:29,814 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 211 [2020-10-28 16:47:30,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:30,348 INFO L93 Difference]: Finished difference Result 685 states and 905 transitions. [2020-10-28 16:47:30,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:47:30,348 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 93 [2020-10-28 16:47:30,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:30,349 INFO L225 Difference]: With dead ends: 685 [2020-10-28 16:47:30,349 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:47:30,354 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=146, Invalid=406, Unknown=0, NotChecked=0, Total=552 [2020-10-28 16:47:30,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:47:30,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:47:30,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:47:30,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:47:30,355 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2020-10-28 16:47:30,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:30,355 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:47:30,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:47:30,355 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:47:30,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:47:30,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:47:30,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:47:34,037 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:47:34,579 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 12 [2020-10-28 16:47:34,878 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:35,182 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:35,448 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-28 16:47:36,116 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 21 [2020-10-28 16:47:36,445 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:36,834 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:37,446 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-28 16:47:37,762 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:47:38,303 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2020-10-28 16:47:38,928 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2020-10-28 16:47:39,226 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:39,780 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:47:40,347 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:47:40,639 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:40,965 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:41,521 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-28 16:47:41,801 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 16:47:42,092 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:42,443 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-28 16:47:43,040 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:47:43,345 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:43,675 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-10-28 16:47:44,289 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 12 [2020-10-28 16:47:44,904 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 16 [2020-10-28 16:47:45,500 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 12 [2020-10-28 16:47:45,511 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:47:45,511 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:47:45,511 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:47:45,511 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point L479(lines 456 480) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 432 487) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point L463-1(lines 463 467) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point L457-2(lines 457 478) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 432 487) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 432 487) no Hoare annotation was computed. [2020-10-28 16:47:45,512 INFO L274 CegarLoopResult]: For program point L514-2(lines 514 539) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point L540(lines 513 541) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 488 547) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point L533-1(line 533) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 488 547) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 488 547) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-28 16:47:45,513 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 363 369) the Hoare annotation is: true [2020-10-28 16:47:45,513 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 363 369) no Hoare annotation was computed. [2020-10-28 16:47:45,514 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 370 378) no Hoare annotation was computed. [2020-10-28 16:47:45,514 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 370 378) the Hoare annotation is: true [2020-10-28 16:47:45,514 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 370 378) no Hoare annotation was computed. [2020-10-28 16:47:45,514 INFO L270 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,514 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,514 INFO L270 CegarLoopResult]: At program point L864-1(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,515 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 858 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,515 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 858 880) no Hoare annotation was computed. [2020-10-28 16:47:45,515 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 858 880) no Hoare annotation was computed. [2020-10-28 16:47:45,515 INFO L270 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,515 INFO L270 CegarLoopResult]: At program point L870-1(line 870) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,515 INFO L274 CegarLoopResult]: For program point L868(lines 868 875) no Hoare annotation was computed. [2020-10-28 16:47:45,515 INFO L274 CegarLoopResult]: For program point L868-1(lines 868 875) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 816 839) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 816 839) no Hoare annotation was computed. [2020-10-28 16:47:45,516 INFO L274 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 816 839) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L826(line 826) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L825(line 825) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L822(line 822) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L274 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-10-28 16:47:45,517 INFO L270 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:47:45,518 INFO L274 CegarLoopResult]: For program point L186-1(lines 167 191) no Hoare annotation was computed. [2020-10-28 16:47:45,518 INFO L270 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-28 16:47:45,518 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-28 16:47:45,518 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 167 191) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:47:45,518 INFO L274 CegarLoopResult]: For program point L175(lines 175 183) no Hoare annotation was computed. [2020-10-28 16:47:45,518 INFO L270 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-28 16:47:45,518 INFO L274 CegarLoopResult]: For program point L173-1(line 173) no Hoare annotation was computed. [2020-10-28 16:47:45,518 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 167 191) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point L171(lines 171 188) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 326 340) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L270 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point L330(lines 330 336) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 326 340) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 326 340) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 262 270) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 262 270) the Hoare annotation is: true [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 262 270) no Hoare annotation was computed. [2020-10-28 16:47:45,519 INFO L274 CegarLoopResult]: For program point L316(lines 316 320) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L277 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: true [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point L316-2(lines 316 320) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 307 325) the Hoare annotation is: true [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point L314-1(line 314) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 307 325) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 307 325) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point L290-2(lines 290 298) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point L278(lines 278 286) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point L278-2(lines 278 286) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 271 306) no Hoare annotation was computed. [2020-10-28 16:47:45,520 INFO L274 CegarLoopResult]: For program point L301(line 301) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point L301-1(line 301) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 271 306) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 271 306) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point L290(lines 290 298) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 356 362) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 356 362) the Hoare annotation is: true [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 386 431) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 386 431) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 386 431) no Hoare annotation was computed. [2020-10-28 16:47:45,521 INFO L274 CegarLoopResult]: For program point L730(lines 730 731) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 699 744) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point L723(lines 723 724) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point L719(lines 719 726) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 723 724) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 730 731) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 699 744) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point L713(lines 713 733) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point L713-1(lines 713 733) no Hoare annotation was computed. [2020-10-28 16:47:45,522 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 699 744) no Hoare annotation was computed. [2020-10-28 16:47:45,523 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 847 857) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,523 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 847 857) no Hoare annotation was computed. [2020-10-28 16:47:45,523 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 847 857) no Hoare annotation was computed. [2020-10-28 16:47:45,523 INFO L270 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,523 INFO L277 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: true [2020-10-28 16:47:45,523 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 251 261) the Hoare annotation is: true [2020-10-28 16:47:45,523 INFO L274 CegarLoopResult]: For program point L256-1(line 256) no Hoare annotation was computed. [2020-10-28 16:47:45,523 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 251 261) no Hoare annotation was computed. [2020-10-28 16:47:45,523 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 251 261) no Hoare annotation was computed. [2020-10-28 16:47:45,523 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 243 250) the Hoare annotation is: true [2020-10-28 16:47:45,524 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 243 250) no Hoare annotation was computed. [2020-10-28 16:47:45,524 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 243 250) no Hoare annotation was computed. [2020-10-28 16:47:45,524 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 193 217) no Hoare annotation was computed. [2020-10-28 16:47:45,524 INFO L270 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:47:45,524 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 193 217) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 16:47:45,524 INFO L274 CegarLoopResult]: For program point L212-1(lines 193 217) no Hoare annotation was computed. [2020-10-28 16:47:45,524 INFO L270 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-28 16:47:45,524 INFO L270 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-28 16:47:45,524 INFO L274 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-10-28 16:47:45,525 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-28 16:47:45,525 INFO L274 CegarLoopResult]: For program point L199-1(line 199) no Hoare annotation was computed. [2020-10-28 16:47:45,525 INFO L274 CegarLoopResult]: For program point L197(lines 197 214) no Hoare annotation was computed. [2020-10-28 16:47:45,525 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 159 165) no Hoare annotation was computed. [2020-10-28 16:47:45,525 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 159 165) the Hoare annotation is: true [2020-10-28 16:47:45,525 INFO L270 CegarLoopResult]: At program point testENTRY(lines 47 112) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,525 INFO L270 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,525 INFO L274 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-10-28 16:47:45,526 INFO L270 CegarLoopResult]: At program point L93-1(lines 87 100) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,526 INFO L274 CegarLoopResult]: For program point L58(lines 57 104) no Hoare annotation was computed. [2020-10-28 16:47:45,526 INFO L274 CegarLoopResult]: For program point L87(lines 87 100) no Hoare annotation was computed. [2020-10-28 16:47:45,526 INFO L274 CegarLoopResult]: For program point testFINAL(lines 47 112) no Hoare annotation was computed. [2020-10-28 16:47:45,526 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,526 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-28 16:47:45,526 INFO L274 CegarLoopResult]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2020-10-28 16:47:45,526 INFO L270 CegarLoopResult]: At program point L102(lines 57 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,526 INFO L270 CegarLoopResult]: At program point L69(line 69) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (= ~methAndRunningLastTime~0 0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point L67-1(lines 67 73) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point L59(lines 59 63) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L270 CegarLoopResult]: At program point L105(lines 56 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point testEXIT(lines 47 112) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point L673(lines 673 680) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 677 678) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 684 685) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point L667(lines 667 687) no Hoare annotation was computed. [2020-10-28 16:47:45,527 INFO L274 CegarLoopResult]: For program point L667-1(lines 667 687) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 653 698) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 653 698) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 653 698) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point L684(lines 684 685) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point L677(lines 677 678) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 218 225) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 218 225) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 218 225) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 962 970) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 962 970) the Hoare annotation is: true [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 962 970) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point L768(lines 768 774) no Hoare annotation was computed. [2020-10-28 16:47:45,528 INFO L274 CegarLoopResult]: For program point L767(lines 767 777) no Hoare annotation was computed. [2020-10-28 16:47:45,529 INFO L270 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:47:45,529 INFO L274 CegarLoopResult]: For program point L765-1(line 765) no Hoare annotation was computed. [2020-10-28 16:47:45,529 INFO L274 CegarLoopResult]: For program point L763(lines 763 780) no Hoare annotation was computed. [2020-10-28 16:47:45,529 INFO L274 CegarLoopResult]: For program point L763-1(lines 755 783) no Hoare annotation was computed. [2020-10-28 16:47:45,529 INFO L270 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:47:45,529 INFO L274 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-10-28 16:47:45,529 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 755 783) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:47:45,529 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 755 783) no Hoare annotation was computed. [2020-10-28 16:47:45,529 INFO L270 CegarLoopResult]: At program point L770(line 770) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point L938(lines 938 946) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 930 952) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point L938-2(lines 938 946) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 930 952) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 930 952) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 747 754) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 747 754) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 747 754) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 346 355) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 346 355) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 346 355) no Hoare annotation was computed. [2020-10-28 16:47:45,530 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 550 652) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L574(lines 574 578) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L638(lines 638 649) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L599-2(lines 599 619) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L620(lines 598 621) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 550 652) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L579(lines 579 595) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L639(lines 639 646) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L600(lines 599 619) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L631(line 631) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed. [2020-10-28 16:47:45,531 INFO L274 CegarLoopResult]: For program point L596(lines 596 637) no Hoare annotation was computed. [2020-10-28 16:47:45,532 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 550 652) no Hoare annotation was computed. [2020-10-28 16:47:45,532 INFO L274 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-28 16:47:45,532 INFO L274 CegarLoopResult]: For program point L615-1(line 615) no Hoare annotation was computed. [2020-10-28 16:47:45,532 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,532 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#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~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:47:45,532 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point L237-1(lines 226 242) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 226 242) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 226 242) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 953 961) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 953 961) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 953 961) no Hoare annotation was computed. [2020-10-28 16:47:45,533 INFO L274 CegarLoopResult]: For program point L913-1(lines 909 920) no Hoare annotation was computed. [2020-10-28 16:47:45,534 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 909 920) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:47:45,534 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 909 920) no Hoare annotation was computed. [2020-10-28 16:47:45,534 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,534 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,534 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,534 INFO L270 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,534 INFO L270 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,534 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,535 INFO L270 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:45,535 INFO L274 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-10-28 16:47:45,535 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-10-28 16:47:45,535 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-10-28 16:47:45,535 INFO L274 CegarLoopResult]: For program point L800(lines 800 804) no Hoare annotation was computed. [2020-10-28 16:47:45,535 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 786 815) no Hoare annotation was computed. [2020-10-28 16:47:45,535 INFO L277 CegarLoopResult]: At program point L800-1(lines 800 804) the Hoare annotation is: true [2020-10-28 16:47:45,535 INFO L274 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-10-28 16:47:45,535 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 786 815) the Hoare annotation is: true [2020-10-28 16:47:45,535 INFO L277 CegarLoopResult]: At program point L796-2(lines 796 810) the Hoare annotation is: true [2020-10-28 16:47:45,535 INFO L277 CegarLoopResult]: At program point L792(line 792) the Hoare annotation is: true [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L277 CegarLoopResult]: At program point L811(lines 786 815) the Hoare annotation is: true [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 921 929) the Hoare annotation is: true [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 921 929) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 921 929) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 885 896) the Hoare annotation is: true [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 885 896) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 840 846) no Hoare annotation was computed. [2020-10-28 16:47:45,536 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 840 846) the Hoare annotation is: true [2020-10-28 16:47:45,536 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,537 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:47:45,537 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:47:45,537 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:45,537 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 897 908) no Hoare annotation was computed. [2020-10-28 16:47:45,537 INFO L274 CegarLoopResult]: For program point L901-1(lines 897 908) no Hoare annotation was computed. [2020-10-28 16:47:45,537 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 897 908) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 16:47:45,537 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 114 121) no Hoare annotation was computed. [2020-10-28 16:47:45,537 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 114 121) the Hoare annotation is: true [2020-10-28 16:47:45,537 INFO L274 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-28 16:47:45,537 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 114 121) no Hoare annotation was computed. [2020-10-28 16:47:45,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:47:45 BoogieIcfgContainer [2020-10-28 16:47:45,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:47:45,558 INFO L168 Benchmark]: Toolchain (without parser) took 60902.82 ms. Allocated memory was 159.4 MB in the beginning and 707.8 MB in the end (delta: 548.4 MB). Free memory was 134.1 MB in the beginning and 411.7 MB in the end (delta: -277.7 MB). Peak memory consumption was 424.5 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:45,559 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:47:45,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.70 ms. Allocated memory is still 159.4 MB. Free memory was 133.4 MB in the beginning and 112.2 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:45,560 INFO L168 Benchmark]: Boogie Preprocessor took 91.37 ms. Allocated memory is still 159.4 MB. Free memory was 112.2 MB in the beginning and 108.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:45,561 INFO L168 Benchmark]: RCFGBuilder took 1434.74 ms. Allocated memory is still 159.4 MB. Free memory was 108.0 MB in the beginning and 100.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:45,562 INFO L168 Benchmark]: TraceAbstraction took 58625.56 ms. Allocated memory was 159.4 MB in the beginning and 707.8 MB in the end (delta: 548.4 MB). Free memory was 99.7 MB in the beginning and 411.7 MB in the end (delta: -312.0 MB). Peak memory consumption was 389.5 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:45,566 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 125.8 MB. Free memory is still 100.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 736.70 ms. Allocated memory is still 159.4 MB. Free memory was 133.4 MB in the beginning and 112.2 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.37 ms. Allocated memory is still 159.4 MB. Free memory was 112.2 MB in the beginning and 108.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1434.74 ms. Allocated memory is still 159.4 MB. Free memory was 108.0 MB in the beginning and 100.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 58625.56 ms. Allocated memory was 159.4 MB in the beginning and 707.8 MB in the end (delta: 548.4 MB). Free memory was 99.7 MB in the beginning and 411.7 MB in the end (delta: -312.0 MB). Peak memory consumption was 389.5 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: 684]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 723]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 730]: 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: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || (((splverifierCounter <= 0 && 0 <= pumpRunning) && methAndRunningLastTime == 0) && pumpRunning <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 43.3s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 14.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 545 SDtfs, 1296 SDslu, 356 SDs, 0 SdLazy, 1765 SolverSat, 1010 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=496occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 301 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 462 PreInvPairs, 509 NumberOfFragments, 1108 HoareAnnotationTreeSize, 462 FomulaSimplifications, 145136 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 12933 FormulaSimplificationTreeSizeReductionInter, 11.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 318 NumberOfCodeBlocks, 318 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 313 ConstructedInterpolants, 0 QuantifiedInterpolants, 102347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 24/26 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...