/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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:46:37,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:46:37,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:46:37,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:46:37,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:46:37,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:46:37,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:46:37,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:46:37,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:46:37,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:46:37,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:46:37,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:46:37,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:46:37,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:46:37,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:46:37,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:46:37,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:46:37,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:46:37,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:46:37,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:46:37,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:46:37,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:46:37,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:46:37,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:46:37,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:46:37,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:46:37,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:46:37,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:46:37,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:46:37,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:46:37,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:46:37,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:46:37,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:46:37,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:46:37,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:46:37,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:46:37,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:46:37,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:46:37,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:46:37,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:46:37,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:46:37,231 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 16:46:37,262 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:46:37,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:46:37,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:46:37,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:46:37,266 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:46:37,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:46:37,267 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:46:37,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:46:37,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:46:37,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:46:37,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:46:37,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:46:37,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:46:37,269 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:46:37,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:46:37,269 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:46:37,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:46:37,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:46:37,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:46:37,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:46:37,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:46:37,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:37,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:46:37,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:46:37,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:46:37,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:46:37,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:46:37,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:46:37,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:46:37,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:46:37,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:46:37,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:46:37,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:46:37,797 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:46:37,797 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:46:37,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-10-28 16:46:37,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f2fab91ed/0b7f08bb45c14817910b670773bb7bf8/FLAG961634d56 [2020-10-28 16:46:38,702 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:46:38,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2020-10-28 16:46:38,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f2fab91ed/0b7f08bb45c14817910b670773bb7bf8/FLAG961634d56 [2020-10-28 16:46:39,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f2fab91ed/0b7f08bb45c14817910b670773bb7bf8 [2020-10-28 16:46:39,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:46:39,017 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:46:39,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:39,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:46:39,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:46:39,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@692a7452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39, skipping insertion in model container [2020-10-28 16:46:39,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:46:39,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:46:39,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:39,591 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:46:39,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:39,746 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:46:39,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39 WrapperNode [2020-10-28 16:46:39,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:39,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:46:39,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:46:39,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:46:39,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (1/1) ... [2020-10-28 16:46:39,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:46:39,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:46:39,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:46:39,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:46:39,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (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 16:46:39,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:46:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:46:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:46:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:46:39,941 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:46:39,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:46:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:46:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:46:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:46:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:46:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:46:39,943 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:46:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:46:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:46:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:46:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:46:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:46:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:46:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:46:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:46:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:46:39,947 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:46:39,948 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:46:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:46:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:46:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:46:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:46:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:46:39,949 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:39,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:46:39,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:46:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:46:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:46:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:46:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:46:39,952 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:39,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:46:39,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:46:39,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:46:41,103 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:46:41,104 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:46:41,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:41 BoogieIcfgContainer [2020-10-28 16:46:41,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:46:41,113 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:46:41,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:46:41,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:46:41,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:46:39" (1/3) ... [2020-10-28 16:46:41,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c2c997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:41, skipping insertion in model container [2020-10-28 16:46:41,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:39" (2/3) ... [2020-10-28 16:46:41,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c2c997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:41, skipping insertion in model container [2020-10-28 16:46:41,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:41" (3/3) ... [2020-10-28 16:46:41,121 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2020-10-28 16:46:41,154 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:46:41,160 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:46:41,175 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:46:41,204 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:46:41,204 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:46:41,204 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:46:41,204 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:46:41,205 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:46:41,205 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:46:41,205 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:46:41,205 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:46:41,228 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-28 16:46:41,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:46:41,238 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:41,239 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 16:46:41,240 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 16:46:41,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:41,247 INFO L82 PathProgramCache]: Analyzing trace with hash 730273220, now seen corresponding path program 1 times [2020-10-28 16:46:41,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:41,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1041194753] [2020-10-28 16:46:41,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:41,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:41,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:42,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:43,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:46,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:46,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:46:46,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:46,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 16:46:46,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:46,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:46:46,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:46,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 16:46:46,977 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:46,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:47,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:46:47,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:47,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:47,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:47,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:47,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:47,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:47,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:47,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:46:47,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:47,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:47,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:47,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:47,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:47,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:47,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:47,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:47,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:47,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:47,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:47,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:47,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:47,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:46:47,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:47,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:47,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:46:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:47,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:47,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:47,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:47,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:47,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:47,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:47,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:47,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:47,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:47,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:47,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:47,179 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 16:46:47,180 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1041194753] [2020-10-28 16:46:47,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:47,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:46:47,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210993164] [2020-10-28 16:46:47,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:46:47,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:47,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:46:47,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:47,213 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 4 states. [2020-10-28 16:46:48,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:48,753 INFO L93 Difference]: Finished difference Result 276 states and 363 transitions. [2020-10-28 16:46:48,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:46:48,755 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:46:48,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:48,775 INFO L225 Difference]: With dead ends: 276 [2020-10-28 16:46:48,775 INFO L226 Difference]: Without dead ends: 154 [2020-10-28 16:46:48,784 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 16:46:48,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-10-28 16:46:48,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 120. [2020-10-28 16:46:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-28 16:46:48,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 140 transitions. [2020-10-28 16:46:48,913 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 140 transitions. Word has length 52 [2020-10-28 16:46:48,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:48,914 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 140 transitions. [2020-10-28 16:46:48,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:46:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 140 transitions. [2020-10-28 16:46:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:46:48,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:48,918 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 16:46:48,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:46:48,918 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 16:46:48,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:48,919 INFO L82 PathProgramCache]: Analyzing trace with hash -738867845, now seen corresponding path program 1 times [2020-10-28 16:46:48,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:48,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1304582585] [2020-10-28 16:46:48,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:48,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:53,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:53,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:46:53,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:53,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 16:46:53,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:53,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:46:53,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:46:53,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,416 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:54,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:54,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:46:54,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:54,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:54,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:54,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:54,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:54,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:54,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:54,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:54,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:54,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:54,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:54,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:54,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:54,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:54,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:54,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:54,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:54,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:46:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:54,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:54,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:54,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:46:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:54,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:54,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:54,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:54,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:54,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:54,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:54,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:54,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:54,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:54,545 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 16:46:54,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1304582585] [2020-10-28 16:46:54,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:54,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:46:54,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720635900] [2020-10-28 16:46:54,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:46:54,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:54,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:46:54,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:46:54,551 INFO L87 Difference]: Start difference. First operand 120 states and 140 transitions. Second operand 5 states. [2020-10-28 16:46:55,306 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:46:56,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:56,280 INFO L93 Difference]: Finished difference Result 208 states and 258 transitions. [2020-10-28 16:46:56,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 16:46:56,288 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:46:56,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:56,291 INFO L225 Difference]: With dead ends: 208 [2020-10-28 16:46:56,291 INFO L226 Difference]: Without dead ends: 144 [2020-10-28 16:46:56,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:46:56,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-28 16:46:56,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 111. [2020-10-28 16:46:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-28 16:46:56,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2020-10-28 16:46:56,342 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 128 transitions. Word has length 53 [2020-10-28 16:46:56,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:56,342 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 128 transitions. [2020-10-28 16:46:56,342 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:46:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 128 transitions. [2020-10-28 16:46:56,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 16:46:56,344 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:56,345 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] [2020-10-28 16:46:56,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:46:56,345 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 16:46:56,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:56,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1664039896, now seen corresponding path program 1 times [2020-10-28 16:46:56,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:56,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1779286941] [2020-10-28 16:46:56,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:57,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:01,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:47:01,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:01,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 16:47:01,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:01,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:01,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:01,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:01,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 16:47:01,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:01,841 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:01,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:01,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:01,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:01,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:01,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-28 16:47:01,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:01,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:01,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:01,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:01,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:01,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:01,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:01,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:01,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:01,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:01,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:01,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:01,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:01,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:01,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:01,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:01,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:01,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:01,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:01,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:01,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:01,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:01,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:01,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:01,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:01,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:01,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:01,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:01,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:01,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:01,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:01,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:01,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:01,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:01,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:01,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:01,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:01,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:01,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:01,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:01,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:01,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:01,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:01,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:01,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:02,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:02,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:02,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:02,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:02,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:02,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:02,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:02,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:02,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:02,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:02,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:02,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:02,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:02,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:02,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:02,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:02,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:02,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:02,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:02,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:02,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:02,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 16:47:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:02,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:02,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:02,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:02,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:02,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:02,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:02,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:02,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:02,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:02,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:02,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:02,031 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 16:47:02,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1779286941] [2020-10-28 16:47:02,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:02,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:02,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994277862] [2020-10-28 16:47:02,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:02,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:02,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:02,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:02,034 INFO L87 Difference]: Start difference. First operand 111 states and 128 transitions. Second operand 6 states. [2020-10-28 16:47:02,544 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:03,518 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:05,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:05,360 INFO L93 Difference]: Finished difference Result 382 states and 482 transitions. [2020-10-28 16:47:05,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:47:05,361 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2020-10-28 16:47:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:05,367 INFO L225 Difference]: With dead ends: 382 [2020-10-28 16:47:05,367 INFO L226 Difference]: Without dead ends: 299 [2020-10-28 16:47:05,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:47:05,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-10-28 16:47:05,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 232. [2020-10-28 16:47:05,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2020-10-28 16:47:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 281 transitions. [2020-10-28 16:47:05,477 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 281 transitions. Word has length 58 [2020-10-28 16:47:05,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:05,479 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 281 transitions. [2020-10-28 16:47:05,479 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 281 transitions. [2020-10-28 16:47:05,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-28 16:47:05,486 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:05,486 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 16:47:05,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:47:05,487 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 16:47:05,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:05,487 INFO L82 PathProgramCache]: Analyzing trace with hash 499530644, now seen corresponding path program 1 times [2020-10-28 16:47:05,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:05,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1864911639] [2020-10-28 16:47:05,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:07,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:10,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:10,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 16:47:10,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:47:10,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 16:47:10,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:10,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:47:10,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 16:47:10,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:10,954 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:10,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:10,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:10,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:10,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:10,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:10,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:47:10,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:10,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:10,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:10,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:10,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:10,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:11,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:11,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:11,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:47:11,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:47:11,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 16:47:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 16:47:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:11,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1864911639] [2020-10-28 16:47:11,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:11,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:11,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904921804] [2020-10-28 16:47:11,088 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:11,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:11,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:11,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:11,089 INFO L87 Difference]: Start difference. First operand 232 states and 281 transitions. Second operand 6 states. [2020-10-28 16:47:11,660 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:14,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:14,368 INFO L93 Difference]: Finished difference Result 616 states and 857 transitions. [2020-10-28 16:47:14,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:47:14,370 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-10-28 16:47:14,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:14,377 INFO L225 Difference]: With dead ends: 616 [2020-10-28 16:47:14,377 INFO L226 Difference]: Without dead ends: 612 [2020-10-28 16:47:14,379 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 16:47:14,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2020-10-28 16:47:14,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 444. [2020-10-28 16:47:14,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-28 16:47:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 548 transitions. [2020-10-28 16:47:14,536 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 548 transitions. Word has length 63 [2020-10-28 16:47:14,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:14,537 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 548 transitions. [2020-10-28 16:47:14,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 548 transitions. [2020-10-28 16:47:14,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-28 16:47:14,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:14,541 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, 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] [2020-10-28 16:47:14,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:47:14,541 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 16:47:14,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:14,542 INFO L82 PathProgramCache]: Analyzing trace with hash -322987788, now seen corresponding path program 1 times [2020-10-28 16:47:14,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:14,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1681821439] [2020-10-28 16:47:14,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:14,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:14,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:14,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:14,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:18,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:19,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:19,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:47:19,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:47:19,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:19,955 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:19,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:19,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:19,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:19,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:19,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:19,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:20,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:47:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:47:20,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:20,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:20,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:47:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:47:20,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:47:20,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 16:47:20,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:20,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:47:20,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:47:20,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:47:20,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:47:20,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:47:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:47:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:47:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:20,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 16:47:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:20,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-28 16:47:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,378 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 16:47:20,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1681821439] [2020-10-28 16:47:20,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:47:20,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:47:20,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418006874] [2020-10-28 16:47:20,380 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:47:20,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:20,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:47:20,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:47:20,381 INFO L87 Difference]: Start difference. First operand 444 states and 548 transitions. Second operand 13 states. [2020-10-28 16:47:21,085 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:22,471 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:47:23,331 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 16:47:24,179 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-28 16:47:24,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:24,815 INFO L93 Difference]: Finished difference Result 646 states and 864 transitions. [2020-10-28 16:47:24,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:47:24,816 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 94 [2020-10-28 16:47:24,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:24,816 INFO L225 Difference]: With dead ends: 646 [2020-10-28 16:47:24,817 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:47:24,821 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2020-10-28 16:47:24,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:47:24,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:47:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:47:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:47:24,822 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94 [2020-10-28 16:47:24,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:24,822 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:47:24,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:47:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:47:24,822 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:47:24,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:47:24,825 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:47:24,964 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:47:26,330 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 222 [2020-10-28 16:47:27,312 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 222 [2020-10-28 16:47:29,273 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 12 [2020-10-28 16:47:29,548 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:29,841 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-28 16:47:30,196 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:30,508 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:30,780 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-10-28 16:47:31,115 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:31,669 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-28 16:47:31,982 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-28 16:47:32,588 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 10 [2020-10-28 16:47:33,196 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-28 16:47:33,816 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 12 [2020-10-28 16:47:33,999 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-28 16:47:34,575 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-28 16:47:35,177 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 10 [2020-10-28 16:47:35,493 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:36,106 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2020-10-28 16:47:36,299 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-28 16:47:36,614 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:36,916 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:37,070 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 19 [2020-10-28 16:47:37,406 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:37,698 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-28 16:47:38,038 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:38,341 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:38,637 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 16:47:39,338 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 14 [2020-10-28 16:47:39,914 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-28 16:47:40,512 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 10 [2020-10-28 16:47:40,533 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:47:40,533 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:47:40,533 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:47:40,533 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:47:40,533 INFO L274 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point L669-2(lines 669 690) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point L691(lines 668 692) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 644 699) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 644 699) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 644 699) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point L732(lines 732 736) no Hoare annotation was computed. [2020-10-28 16:47:40,534 INFO L274 CegarLoopResult]: For program point L732-1(lines 732 736) no Hoare annotation was computed. [2020-10-28 16:47:40,535 INFO L274 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-28 16:47:40,535 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 700 759) no Hoare annotation was computed. [2020-10-28 16:47:40,535 INFO L274 CegarLoopResult]: For program point L726-2(lines 726 751) no Hoare annotation was computed. [2020-10-28 16:47:40,535 INFO L274 CegarLoopResult]: For program point L752(lines 725 753) no Hoare annotation was computed. [2020-10-28 16:47:40,535 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 700 759) no Hoare annotation was computed. [2020-10-28 16:47:40,535 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 700 759) no Hoare annotation was computed. [2020-10-28 16:47:40,536 INFO L274 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-10-28 16:47:40,536 INFO L274 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-10-28 16:47:40,536 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 16:47:40,536 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 16:47:40,536 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:47:40,536 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 16:47:40,536 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:47:40,537 INFO L274 CegarLoopResult]: For program point L578-1(lines 578 585) no Hoare annotation was computed. [2020-10-28 16:47:40,537 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-28 16:47:40,537 INFO L270 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,537 INFO L270 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,537 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 568 590) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,538 INFO L270 CegarLoopResult]: At program point L574-1(line 574) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,538 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 568 590) no Hoare annotation was computed. [2020-10-28 16:47:40,538 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 568 590) no Hoare annotation was computed. [2020-10-28 16:47:40,538 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,538 INFO L270 CegarLoopResult]: At program point L580-1(line 580) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,538 INFO L274 CegarLoopResult]: For program point L578(lines 578 585) no Hoare annotation was computed. [2020-10-28 16:47:40,538 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-28 16:47:40,538 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 526 549) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 526 549) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 526 549) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-28 16:47:40,539 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 362 376) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L270 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point L366(lines 366 372) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 362 376) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 362 376) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 298 306) no Hoare annotation was computed. [2020-10-28 16:47:40,540 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 298 306) the Hoare annotation is: true [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 298 306) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point L352(lines 352 356) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L277 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: true [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 343 361) the Hoare annotation is: true [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 343 361) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 343 361) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point L314(lines 314 322) no Hoare annotation was computed. [2020-10-28 16:47:40,541 INFO L274 CegarLoopResult]: For program point L314-2(lines 314 322) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point L337-1(line 337) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 307 342) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 307 342) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point L326(lines 326 334) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point L326-2(lines 326 334) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 307 342) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 598 643) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 598 643) no Hoare annotation was computed. [2020-10-28 16:47:40,542 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 598 643) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point L925(lines 925 945) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point L925-1(lines 925 945) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 911 956) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 935 936) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point L942(lines 942 943) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 942 943) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 911 956) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point L935(lines 935 936) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 911 956) no Hoare annotation was computed. [2020-10-28 16:47:40,543 INFO L274 CegarLoopResult]: For program point L931(lines 931 938) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 557 567) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 557 567) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 557 567) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L270 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 287 297) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 287 297) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 287 297) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point L292(line 292) no Hoare annotation was computed. [2020-10-28 16:47:40,544 INFO L274 CegarLoopResult]: For program point L292-1(line 292) no Hoare annotation was computed. [2020-10-28 16:47:40,545 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 279 286) the Hoare annotation is: true [2020-10-28 16:47:40,545 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 279 286) no Hoare annotation was computed. [2020-10-28 16:47:40,545 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 279 286) no Hoare annotation was computed. [2020-10-28 16:47:40,545 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:40,545 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 228 252) no Hoare annotation was computed. [2020-10-28 16:47:40,545 INFO L274 CegarLoopResult]: For program point L247-1(lines 228 252) no Hoare annotation was computed. [2020-10-28 16:47:40,545 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 228 252) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:40,545 INFO L270 CegarLoopResult]: At program point L242(line 242) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:40,547 INFO L270 CegarLoopResult]: At program point L238(line 238) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:40,547 INFO L274 CegarLoopResult]: For program point L236(lines 236 244) no Hoare annotation was computed. [2020-10-28 16:47:40,547 INFO L270 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:40,547 INFO L274 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-10-28 16:47:40,547 INFO L274 CegarLoopResult]: For program point L232(lines 232 249) no Hoare annotation was computed. [2020-10-28 16:47:40,547 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 220 226) no Hoare annotation was computed. [2020-10-28 16:47:40,548 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 220 226) the Hoare annotation is: true [2020-10-28 16:47:40,548 INFO L274 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-10-28 16:47:40,548 INFO L274 CegarLoopResult]: For program point L417-1(lines 417 423) no Hoare annotation was computed. [2020-10-28 16:47:40,548 INFO L270 CegarLoopResult]: At program point testENTRY(lines 387 454) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (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(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,548 INFO L270 CegarLoopResult]: At program point L444(lines 397 446) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,548 INFO L270 CegarLoopResult]: At program point L409(line 409) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,548 INFO L274 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-10-28 16:47:40,548 INFO L274 CegarLoopResult]: For program point testFINAL(lines 387 454) no Hoare annotation was computed. [2020-10-28 16:47:40,548 INFO L274 CegarLoopResult]: For program point L407-1(lines 407 413) no Hoare annotation was computed. [2020-10-28 16:47:40,549 INFO L274 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-28 16:47:40,549 INFO L270 CegarLoopResult]: At program point L447(lines 396 448) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,549 INFO L270 CegarLoopResult]: At program point L437(line 437) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,549 INFO L274 CegarLoopResult]: For program point L435(lines 435 441) no Hoare annotation was computed. [2020-10-28 16:47:40,549 INFO L270 CegarLoopResult]: At program point L435-1(lines 427 442) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,549 INFO L274 CegarLoopResult]: For program point L398(lines 397 446) no Hoare annotation was computed. [2020-10-28 16:47:40,549 INFO L270 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,549 INFO L274 CegarLoopResult]: For program point L427(lines 427 442) no Hoare annotation was computed. [2020-10-28 16:47:40,549 INFO L270 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,549 INFO L274 CegarLoopResult]: For program point testEXIT(lines 387 454) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point L896(lines 896 897) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 889 890) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 896 897) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 865 910) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point L889(lines 889 890) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 865 910) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 865 910) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-10-28 16:47:40,550 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 253 260) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 253 260) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 253 260) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 175 183) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 175 183) the Hoare annotation is: true [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 175 183) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L270 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point L478(lines 478 484) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point L477(lines 477 487) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L270 CegarLoopResult]: At program point L475(line 475) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point L475-1(line 475) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point L473(lines 473 490) no Hoare annotation was computed. [2020-10-28 16:47:40,551 INFO L274 CegarLoopResult]: For program point L473-1(lines 465 493) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L270 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point L471-1(line 471) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 465 493) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 465 493) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 143 165) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point L151(lines 151 159) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 143 165) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point L151-2(lines 151 159) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 143 165) no Hoare annotation was computed. [2020-10-28 16:47:40,552 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 457 464) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,552 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 457 464) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 457 464) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L832(lines 810 833) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 762 864) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L791(lines 791 807) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L812(lines 811 831) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-28 16:47:40,553 INFO L274 CegarLoopResult]: For program point L808(lines 808 849) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 762 864) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point L786(lines 786 790) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point L850(lines 850 861) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 762 864) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point L813(lines 813 817) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point L811-2(lines 811 831) no Hoare annotation was computed. [2020-10-28 16:47:40,554 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point L273(line 273) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point L273-1(lines 262 278) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point L269(lines 269 275) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 262 278) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point L267(line 267) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point L267-1(line 267) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 262 278) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:47:40,555 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 166 174) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point L126-1(lines 122 133) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 122 133) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 122 133) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 134 142) the Hoare annotation is: true [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 134 142) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 134 142) no Hoare annotation was computed. [2020-10-28 16:47:40,556 INFO L270 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,557 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 196 219) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,557 INFO L270 CegarLoopResult]: At program point L207(lines 207 213) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,557 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 196 219) no Hoare annotation was computed. [2020-10-28 16:47:40,557 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:40,557 INFO L274 CegarLoopResult]: For program point L200(lines 199 218) no Hoare annotation was computed. [2020-10-28 16:47:40,557 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 196 219) no Hoare annotation was computed. [2020-10-28 16:47:40,557 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2020-10-28 16:47:40,557 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-28 16:47:40,557 INFO L277 CegarLoopResult]: At program point L510-1(lines 510 514) the Hoare annotation is: true [2020-10-28 16:47:40,557 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: true [2020-10-28 16:47:40,558 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-28 16:47:40,558 INFO L277 CegarLoopResult]: At program point L506-2(lines 506 520) the Hoare annotation is: true [2020-10-28 16:47:40,558 INFO L277 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: true [2020-10-28 16:47:40,558 INFO L274 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-10-28 16:47:40,558 INFO L277 CegarLoopResult]: At program point L521(lines 496 525) the Hoare annotation is: true [2020-10-28 16:47:40,558 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-28 16:47:40,558 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 98 109) the Hoare annotation is: true [2020-10-28 16:47:40,558 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 98 109) no Hoare annotation was computed. [2020-10-28 16:47:40,558 INFO L274 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-10-28 16:47:40,558 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 550 556) no Hoare annotation was computed. [2020-10-28 16:47:40,558 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 550 556) the Hoare annotation is: true [2020-10-28 16:47:40,559 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,559 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:47:40,559 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:47:40,559 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:40,559 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 377 384) no Hoare annotation was computed. [2020-10-28 16:47:40,559 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 377 384) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:47:40,559 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 377 384) no Hoare annotation was computed. [2020-10-28 16:47:40,559 INFO L274 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-10-28 16:47:40,559 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 110 121) no Hoare annotation was computed. [2020-10-28 16:47:40,559 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 110 121) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-28 16:47:40,560 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 80 87) no Hoare annotation was computed. [2020-10-28 16:47:40,560 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 80 87) the Hoare annotation is: true [2020-10-28 16:47:40,560 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 16:47:40,560 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 80 87) no Hoare annotation was computed. [2020-10-28 16:47:40,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:47:40 BoogieIcfgContainer [2020-10-28 16:47:40,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:47:40,578 INFO L168 Benchmark]: Toolchain (without parser) took 61567.18 ms. Allocated memory was 158.3 MB in the beginning and 760.2 MB in the end (delta: 601.9 MB). Free memory was 131.3 MB in the beginning and 642.6 MB in the end (delta: -511.3 MB). Peak memory consumption was 452.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:40,579 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 158.3 MB. Free memory is still 130.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:47:40,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.01 ms. Allocated memory is still 158.3 MB. Free memory was 130.6 MB in the beginning and 109.8 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:40,581 INFO L168 Benchmark]: Boogie Preprocessor took 102.39 ms. Allocated memory is still 158.3 MB. Free memory was 109.8 MB in the beginning and 105.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:40,581 INFO L168 Benchmark]: RCFGBuilder took 1258.45 ms. Allocated memory is still 158.3 MB. Free memory was 105.9 MB in the beginning and 52.9 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.5 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:40,582 INFO L168 Benchmark]: TraceAbstraction took 59463.77 ms. Allocated memory was 158.3 MB in the beginning and 760.2 MB in the end (delta: 601.9 MB). Free memory was 52.4 MB in the beginning and 642.6 MB in the end (delta: -590.2 MB). Peak memory consumption was 372.4 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:40,585 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 158.3 MB. Free memory is still 130.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 726.01 ms. Allocated memory is still 158.3 MB. Free memory was 130.6 MB in the beginning and 109.8 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 102.39 ms. Allocated memory is still 158.3 MB. Free memory was 109.8 MB in the beginning and 105.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1258.45 ms. Allocated memory is still 158.3 MB. Free memory was 105.9 MB in the beginning and 52.9 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 59463.77 ms. Allocated memory was 158.3 MB in the beginning and 760.2 MB in the end (delta: 601.9 MB). Free memory was 52.4 MB in the beginning and 642.6 MB in the end (delta: -590.2 MB). Peak memory consumption was 372.4 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: 896]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 889]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 942]: 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: 396]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 43.6s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 14.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 512 SDtfs, 967 SDslu, 355 SDs, 0 SdLazy, 1699 SolverSat, 778 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=444occurred 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, 302 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 380 PreInvPairs, 445 NumberOfFragments, 905 HoareAnnotationTreeSize, 380 FomulaSimplifications, 233891 FormulaSimplificationTreeSizeReduction, 3.8s HoareSimplificationTime, 57 FomulaSimplificationsInter, 14032 FormulaSimplificationTreeSizeReductionInter, 11.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 320 NumberOfCodeBlocks, 320 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 99677 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 25/27 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...