/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:27:40,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:27:40,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:27:40,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:27:40,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:27:40,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:27:40,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:27:40,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:27:40,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:27:40,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:27:40,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:27:40,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:27:40,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:27:40,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:27:40,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:27:40,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:27:40,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:27:40,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:27:40,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:27:40,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:27:40,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:27:40,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:27:40,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:27:40,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:27:40,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:27:40,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:27:40,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:27:40,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:27:40,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:27:40,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:27:40,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:27:40,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:27:40,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:27:40,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:27:40,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:27:40,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:27:40,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:27:40,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:27:40,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:27:40,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:27:40,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:27:40,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:27:40,305 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:27:40,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:27:40,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:27:40,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:27:40,310 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:27:40,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:27:40,310 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:27:40,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:27:40,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:27:40,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:27:40,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:27:40,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:27:40,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:27:40,313 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:27:40,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:27:40,313 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:27:40,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:27:40,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:27:40,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:27:40,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:27:40,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:27:40,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:27:40,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:27:40,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:27:40,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:27:40,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:27:40,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:27:40,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:27:40,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:27:40,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:27:40,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:27:40,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:27:40,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:27:40,775 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:27:40,776 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:27:40,777 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2020-10-29 11:27:40,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9df2a9f81/a8bda192223c45f58d18ebea98f3115f/FLAGb2f0cde4d [2020-10-29 11:27:41,618 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:27:41,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2020-10-29 11:27:41,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9df2a9f81/a8bda192223c45f58d18ebea98f3115f/FLAGb2f0cde4d [2020-10-29 11:27:41,928 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9df2a9f81/a8bda192223c45f58d18ebea98f3115f [2020-10-29 11:27:41,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:27:41,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:27:41,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:27:41,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:27:41,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:27:41,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:27:41" (1/1) ... [2020-10-29 11:27:41,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cef8b6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:41, skipping insertion in model container [2020-10-29 11:27:41,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:27:41" (1/1) ... [2020-10-29 11:27:41,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:27:42,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:27:42,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:27:42,441 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:27:42,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:27:42,626 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:27:42,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42 WrapperNode [2020-10-29 11:27:42,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:27:42,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:27:42,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:27:42,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:27:42,653 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... [2020-10-29 11:27:42,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:27:42,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:27:42,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:27:42,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:27:42,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:27:42,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:27:42,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:27:42,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:27:42,923 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:27:42,923 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:27:42,923 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:27:42,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:27:42,924 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:27:42,924 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:27:42,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:27:42,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:27:42,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:27:42,926 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:27:42,926 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:27:42,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:27:42,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:27:42,928 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:27:42,928 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:27:42,928 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:27:42,928 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:27:42,929 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:27:42,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:27:42,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:27:42,929 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:27:42,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:27:42,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:27:42,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:27:42,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:27:42,931 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:27:42,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:27:42,932 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:27:42,932 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:27:42,932 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:27:42,932 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:27:42,932 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:27:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:27:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:27:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:27:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:27:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:27:42,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:27:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:27:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:27:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:27:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:27:42,934 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:27:42,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:27:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:27:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:27:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:27:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:27:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:27:42,936 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:27:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:27:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:27:42,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-29 11:27:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:27:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:27:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:27:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:27:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:27:42,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-29 11:27:42,939 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:27:42,939 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:27:42,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:27:42,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:27:42,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:27:42,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:27:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:27:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:27:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:27:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:27:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:27:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:27:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:27:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:27:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:27:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:27:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:27:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:27:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:27:42,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:27:42,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:27:42,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:27:44,492 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:27:44,493 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:27:44,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:27:44 BoogieIcfgContainer [2020-10-29 11:27:44,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:27:44,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:27:44,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:27:44,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:27:44,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:27:41" (1/3) ... [2020-10-29 11:27:44,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e208351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:27:44, skipping insertion in model container [2020-10-29 11:27:44,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:27:42" (2/3) ... [2020-10-29 11:27:44,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e208351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:27:44, skipping insertion in model container [2020-10-29 11:27:44,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:27:44" (3/3) ... [2020-10-29 11:27:44,511 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2020-10-29 11:27:44,524 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:27:44,530 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:27:44,544 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:27:44,574 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:27:44,574 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:27:44,574 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:27:44,575 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:27:44,575 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:27:44,575 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:27:44,575 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:27:44,575 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:27:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-10-29 11:27:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-29 11:27:44,615 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:27:44,638 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] [2020-10-29 11:27:44,638 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:27:44,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:27:44,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1415774280, now seen corresponding path program 1 times [2020-10-29 11:27:44,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:27:44,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1096996187] [2020-10-29 11:27:44,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:27:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:45,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:45,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:45,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:47,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:48,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:49,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:49,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-29 11:27:49,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:27:49,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 11:27:49,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:49,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:49,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:27:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:27:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 11:27:49,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:27:50,594 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:27:50,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:27:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:50,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-29 11:27:50,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:50,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:50,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:27:50,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:27:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:50,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:27:50,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:50,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:27:50,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:27:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:50,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:27:50,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:50,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:50,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:27:50,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:27:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:50,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:27:50,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:50,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:50,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:27:50,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:27:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:50,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:27:50,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:50,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:50,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:27:50,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:27:50,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:27:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:27:50,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:27:50,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:27:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:50,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:50,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:27:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:27:50,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:27:50,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:27:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:50,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:50,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:50,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:50,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:50,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:50,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:50,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:50,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:27:50,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:27:50,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:27:50,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:50,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:27:50,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1096996187] [2020-10-29 11:27:50,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:27:50,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 11:27:50,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503598916] [2020-10-29 11:27:50,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 11:27:50,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:27:50,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 11:27:50,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:27:50,914 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 5 states. [2020-10-29 11:27:51,511 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:27:52,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:27:52,756 INFO L93 Difference]: Finished difference Result 251 states and 332 transitions. [2020-10-29 11:27:52,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 11:27:52,758 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-29 11:27:52,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:27:52,771 INFO L225 Difference]: With dead ends: 251 [2020-10-29 11:27:52,771 INFO L226 Difference]: Without dead ends: 140 [2020-10-29 11:27:52,776 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:27:52,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-29 11:27:52,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 109. [2020-10-29 11:27:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-29 11:27:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 126 transitions. [2020-10-29 11:27:52,872 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 126 transitions. Word has length 52 [2020-10-29 11:27:52,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:27:52,873 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 126 transitions. [2020-10-29 11:27:52,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 11:27:52,873 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 126 transitions. [2020-10-29 11:27:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-29 11:27:52,877 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:27:52,877 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:27:52,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:27:52,878 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:27:52,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:27:52,878 INFO L82 PathProgramCache]: Analyzing trace with hash -306962928, now seen corresponding path program 1 times [2020-10-29 11:27:52,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:27:52,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [107928047] [2020-10-29 11:27:52,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:27:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:52,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:53,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:53,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:54,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:55,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:57,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:57,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-29 11:27:57,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:27:57,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:27:57,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:57,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:57,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:27:57,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:27:57,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:27:57,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:27:58,445 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:27:58,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:27:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:58,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 11:27:58,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:27:58,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:27:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:58,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:58,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:27:58,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:27:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:58,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:58,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:27:58,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:27:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:58,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:27:58,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:27:58,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:27:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:58,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:58,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:27:58,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:27:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:58,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:27:58,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:27:58,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 11:27:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:27:58,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:27:58,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:27:58,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:27:58,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:27:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:27:58,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:58,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:27:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:27:58,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:27:58,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:27:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:58,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:27:58,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:27:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:27:58,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:27:58,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:27:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:27:58,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:27:58,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:27:58,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:27:58,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:27:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:27:58,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:27:58,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:27:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:27:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:27:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:27:58,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:27:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:27:58,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [107928047] [2020-10-29 11:27:58,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:27:58,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 11:27:58,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934043295] [2020-10-29 11:27:58,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 11:27:58,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:27:58,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 11:27:58,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-29 11:27:58,766 INFO L87 Difference]: Start difference. First operand 109 states and 126 transitions. Second operand 9 states. [2020-10-29 11:27:59,382 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:28:00,709 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:28:01,522 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:28:02,319 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:28:02,749 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:28:03,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:28:03,861 INFO L93 Difference]: Finished difference Result 353 states and 482 transitions. [2020-10-29 11:28:03,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 11:28:03,862 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-10-29 11:28:03,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:28:03,868 INFO L225 Difference]: With dead ends: 353 [2020-10-29 11:28:03,868 INFO L226 Difference]: Without dead ends: 255 [2020-10-29 11:28:03,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:28:03,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-29 11:28:03,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 170. [2020-10-29 11:28:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2020-10-29 11:28:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 199 transitions. [2020-10-29 11:28:03,952 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 199 transitions. Word has length 66 [2020-10-29 11:28:03,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:28:03,952 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 199 transitions. [2020-10-29 11:28:03,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 11:28:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 199 transitions. [2020-10-29 11:28:03,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-29 11:28:03,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:28:03,956 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:28:03,956 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:28:03,956 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:28:03,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:28:03,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1521901652, now seen corresponding path program 1 times [2020-10-29 11:28:03,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:28:03,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600174660] [2020-10-29 11:28:03,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:28:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:04,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:04,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:04,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:05,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:08,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:08,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-29 11:28:08,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:28:08,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4688 [2020-10-29 11:28:08,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:08,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:08,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:28:08,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:28:08,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 11:28:08,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,066 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:28:09,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:28:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:09,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-29 11:28:09,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:28:09,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:28:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:09,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:28:09,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:09,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:09,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:28:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:09,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 11:28:09,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:09,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:28:09,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:09,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:28:09,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:09,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:28:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:09,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:28:09,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:09,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:28:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:09,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:28:09,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:09,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 11:28:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:09,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:28:09,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:09,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:28:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:28:09,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:28:09,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:28:09,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:28:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:28:09,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:28:09,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:28:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:28:09,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 11:28:09,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:28:09,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:28:09,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 11:28:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:09,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:28:09,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:28:09,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:09,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:28:09,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 11:28:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:28:09,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:28:09,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:28:09,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:28:09,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:28:09,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:28:09,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:28:09,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:28:09,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:28:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:28:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:28:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:28:09,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:28:09,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600174660] [2020-10-29 11:28:09,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:28:09,481 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 11:28:09,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595782787] [2020-10-29 11:28:09,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 11:28:09,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:28:09,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 11:28:09,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:28:09,485 INFO L87 Difference]: Start difference. First operand 170 states and 199 transitions. Second operand 11 states. [2020-10-29 11:28:10,142 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:28:11,366 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:28:11,748 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:28:12,154 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:28:12,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:28:12,439 INFO L93 Difference]: Finished difference Result 318 states and 407 transitions. [2020-10-29 11:28:12,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:28:12,440 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-10-29 11:28:12,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:28:12,441 INFO L225 Difference]: With dead ends: 318 [2020-10-29 11:28:12,442 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:28:12,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2020-10-29 11:28:12,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:28:12,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:28:12,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:28:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:28:12,448 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-10-29 11:28:12,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:28:12,448 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:28:12,448 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 11:28:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:28:12,448 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:28:12,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:28:12,451 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:28:16,279 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-10-29 11:28:16,569 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:17,145 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-29 11:28:17,409 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:28:17,739 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-10-29 11:28:18,045 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:18,317 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:18,957 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-29 11:28:19,324 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:28:19,945 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2020-10-29 11:28:20,836 WARN L193 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-29 11:28:21,444 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-29 11:28:22,041 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2020-10-29 11:28:22,370 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-29 11:28:22,947 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-29 11:28:23,598 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-10-29 11:28:23,907 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:24,188 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:24,512 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:24,845 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-29 11:28:25,701 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-29 11:28:26,008 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:26,314 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-29 11:28:27,275 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-29 11:28:27,596 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-29 11:28:28,177 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-10-29 11:28:28,184 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:28:28,184 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:28:28,184 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point L505(lines 505 509) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point L505-1(lines 505 509) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 474 529) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point L499-2(lines 499 520) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point L521(lines 498 522) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 474 529) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 474 529) no Hoare annotation was computed. [2020-10-29 11:28:28,185 INFO L274 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 530 589) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point L562(lines 562 566) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point L562-1(lines 562 566) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 530 589) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point L556-2(lines 556 581) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 530 589) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L274 CegarLoopResult]: For program point L582(lines 555 583) no Hoare annotation was computed. [2020-10-29 11:28:28,186 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-29 11:28:28,187 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-29 11:28:28,187 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-29 11:28:28,187 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-29 11:28:28,187 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-29 11:28:28,187 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 870 892) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,187 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 870 892) no Hoare annotation was computed. [2020-10-29 11:28:28,187 INFO L270 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,188 INFO L270 CegarLoopResult]: At program point L882-1(line 882) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,188 INFO L274 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-10-29 11:28:28,188 INFO L274 CegarLoopResult]: For program point L880-1(lines 880 887) no Hoare annotation was computed. [2020-10-29 11:28:28,188 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-29 11:28:28,188 INFO L270 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,188 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 870 892) no Hoare annotation was computed. [2020-10-29 11:28:28,188 INFO L270 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,189 INFO L270 CegarLoopResult]: At program point L876-1(line 876) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 828 851) no Hoare annotation was computed. [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 828 851) no Hoare annotation was computed. [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 828 851) no Hoare annotation was computed. [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-29 11:28:28,189 INFO L274 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-10-29 11:28:28,190 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point L286-1(line 286) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point L275(lines 275 283) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 256 291) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point L263(lines 263 271) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 256 291) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2020-10-29 11:28:28,191 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 256 291) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 428 473) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 428 473) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 428 473) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point L765(lines 765 766) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 741 786) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point L761(lines 761 768) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point L755(lines 755 775) no Hoare annotation was computed. [2020-10-29 11:28:28,192 INFO L274 CegarLoopResult]: For program point L755-1(lines 755 775) no Hoare annotation was computed. [2020-10-29 11:28:28,193 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 765 766) no Hoare annotation was computed. [2020-10-29 11:28:28,193 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 772 773) no Hoare annotation was computed. [2020-10-29 11:28:28,193 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 741 786) no Hoare annotation was computed. [2020-10-29 11:28:28,193 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 741 786) no Hoare annotation was computed. [2020-10-29 11:28:28,193 INFO L274 CegarLoopResult]: For program point L772(lines 772 773) no Hoare annotation was computed. [2020-10-29 11:28:28,193 INFO L270 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:28:28,193 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 859 869) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,193 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 859 869) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 859 869) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L277 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: true [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point L241-1(line 241) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: true [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 195 219) no Hoare annotation was computed. [2020-10-29 11:28:28,194 INFO L270 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:28:28,195 INFO L274 CegarLoopResult]: For program point L214-1(lines 195 219) no Hoare annotation was computed. [2020-10-29 11:28:28,195 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 195 219) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:28:28,195 INFO L270 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:28:28,195 INFO L270 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:28:28,195 INFO L274 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-10-29 11:28:28,195 INFO L270 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:28:28,195 INFO L274 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-10-29 11:28:28,195 INFO L274 CegarLoopResult]: For program point L199(lines 199 216) no Hoare annotation was computed. [2020-10-29 11:28:28,195 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 187 193) no Hoare annotation was computed. [2020-10-29 11:28:28,195 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 187 193) the Hoare annotation is: true [2020-10-29 11:28:28,196 INFO L274 CegarLoopResult]: For program point L97(lines 97 101) no Hoare annotation was computed. [2020-10-29 11:28:28,196 INFO L270 CegarLoopResult]: At program point testENTRY(lines 85 150) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:28:28,196 INFO L274 CegarLoopResult]: For program point testFINAL(lines 85 150) no Hoare annotation was computed. [2020-10-29 11:28:28,196 INFO L270 CegarLoopResult]: At program point L143(lines 94 144) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= ~methaneLevelCritical~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-29 11:28:28,196 INFO L274 CegarLoopResult]: For program point L133(lines 133 137) no Hoare annotation was computed. [2020-10-29 11:28:28,196 INFO L270 CegarLoopResult]: At program point L133-2(lines 125 138) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:28:28,196 INFO L274 CegarLoopResult]: For program point L96(lines 95 142) no Hoare annotation was computed. [2020-10-29 11:28:28,197 INFO L270 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:28:28,197 INFO L274 CegarLoopResult]: For program point L125(lines 125 138) no Hoare annotation was computed. [2020-10-29 11:28:28,197 INFO L270 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:28:28,197 INFO L274 CegarLoopResult]: For program point L115(lines 115 121) no Hoare annotation was computed. [2020-10-29 11:28:28,197 INFO L274 CegarLoopResult]: For program point L115-1(lines 115 121) no Hoare annotation was computed. [2020-10-29 11:28:28,197 INFO L270 CegarLoopResult]: At program point L140(lines 95 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:28:28,197 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:28:28,197 INFO L274 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2020-10-29 11:28:28,197 INFO L274 CegarLoopResult]: For program point L105-1(lines 105 111) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point testEXIT(lines 85 150) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 719 720) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 726 727) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 695 740) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point L726(lines 726 727) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 695 740) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 695 740) no Hoare annotation was computed. [2020-10-29 11:28:28,198 INFO L274 CegarLoopResult]: For program point L719(lines 719 720) no Hoare annotation was computed. [2020-10-29 11:28:28,199 INFO L274 CegarLoopResult]: For program point L715(lines 715 722) no Hoare annotation was computed. [2020-10-29 11:28:28,199 INFO L274 CegarLoopResult]: For program point L709(lines 709 729) no Hoare annotation was computed. [2020-10-29 11:28:28,199 INFO L274 CegarLoopResult]: For program point L709-1(lines 709 729) no Hoare annotation was computed. [2020-10-29 11:28:28,199 INFO L270 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:28:28,199 INFO L274 CegarLoopResult]: For program point L405(lines 405 411) no Hoare annotation was computed. [2020-10-29 11:28:28,199 INFO L274 CegarLoopResult]: For program point L404(lines 404 414) no Hoare annotation was computed. [2020-10-29 11:28:28,199 INFO L270 CegarLoopResult]: At program point L402(line 402) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:28:28,199 INFO L274 CegarLoopResult]: For program point L402-1(line 402) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 392 420) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point L400(lines 400 417) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point L400-1(lines 392 420) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L270 CegarLoopResult]: At program point L398(line 398) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point L398-1(line 398) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 392 420) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 349 371) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 349 371) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point L357(lines 357 365) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 349 371) no Hoare annotation was computed. [2020-10-29 11:28:28,200 INFO L274 CegarLoopResult]: For program point L357-2(lines 357 365) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 384 391) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 384 391) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 384 391) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point L673(line 673) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point L673-1(line 673) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 592 694) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point L638(lines 638 679) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point L657(line 657) no Hoare annotation was computed. [2020-10-29 11:28:28,201 INFO L274 CegarLoopResult]: For program point L657-1(line 657) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L680(lines 680 691) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 592 694) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L643(lines 643 647) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L641-2(lines 641 661) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L662(lines 640 663) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 592 694) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L621(lines 621 637) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L681(lines 681 688) no Hoare annotation was computed. [2020-10-29 11:28:28,202 INFO L274 CegarLoopResult]: For program point L642(lines 641 661) no Hoare annotation was computed. [2020-10-29 11:28:28,203 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,203 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:28:28,203 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,203 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 220 227) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 220 227) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 220 227) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 372 380) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 372 380) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 372 380) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 328 339) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point L332-1(lines 328 339) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 328 339) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,204 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,205 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,205 INFO L270 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 .cse2)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:28:28,205 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 163 186) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:28:28,205 INFO L270 CegarLoopResult]: At program point L174(lines 174 180) the Hoare annotation is: (let ((.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:28:28,205 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 163 186) no Hoare annotation was computed. [2020-10-29 11:28:28,205 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) .cse0))) [2020-10-29 11:28:28,206 INFO L274 CegarLoopResult]: For program point L167(lines 166 185) no Hoare annotation was computed. [2020-10-29 11:28:28,206 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 163 186) no Hoare annotation was computed. [2020-10-29 11:28:28,206 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 798 827) no Hoare annotation was computed. [2020-10-29 11:28:28,206 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 798 827) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:28:28,206 INFO L277 CegarLoopResult]: At program point L823(lines 798 827) the Hoare annotation is: true [2020-10-29 11:28:28,206 INFO L274 CegarLoopResult]: For program point L819(line 819) no Hoare annotation was computed. [2020-10-29 11:28:28,206 INFO L274 CegarLoopResult]: For program point L812(lines 812 816) no Hoare annotation was computed. [2020-10-29 11:28:28,207 INFO L270 CegarLoopResult]: At program point L812-1(lines 812 816) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:28:28,207 INFO L274 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-10-29 11:28:28,207 INFO L270 CegarLoopResult]: At program point L808-2(lines 808 822) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:28:28,207 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:28:28,207 INFO L274 CegarLoopResult]: For program point L804-1(line 804) no Hoare annotation was computed. [2020-10-29 11:28:28,207 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 340 348) the Hoare annotation is: true [2020-10-29 11:28:28,207 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 340 348) no Hoare annotation was computed. [2020-10-29 11:28:28,207 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 340 348) no Hoare annotation was computed. [2020-10-29 11:28:28,208 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 304 315) the Hoare annotation is: true [2020-10-29 11:28:28,208 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 304 315) no Hoare annotation was computed. [2020-10-29 11:28:28,208 INFO L274 CegarLoopResult]: For program point L308-1(lines 304 315) no Hoare annotation was computed. [2020-10-29 11:28:28,208 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 852 858) no Hoare annotation was computed. [2020-10-29 11:28:28,208 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 852 858) the Hoare annotation is: true [2020-10-29 11:28:28,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,208 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:28:28,208 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:28:28,208 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 292 299) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 292 299) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 292 299) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point L320-1(lines 316 327) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 316 327) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 316 327) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 788 795) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 788 795) the Hoare annotation is: true [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-10-29 11:28:28,209 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 788 795) no Hoare annotation was computed. [2020-10-29 11:28:28,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:28:28 BoogieIcfgContainer [2020-10-29 11:28:28,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:28:28,229 INFO L168 Benchmark]: Toolchain (without parser) took 46291.88 ms. Allocated memory was 159.4 MB in the beginning and 587.2 MB in the end (delta: 427.8 MB). Free memory was 134.3 MB in the beginning and 543.3 MB in the end (delta: -409.0 MB). Peak memory consumption was 355.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:28:28,230 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 159.4 MB. Free memory is still 132.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:28:28,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.41 ms. Allocated memory is still 159.4 MB. Free memory was 133.8 MB in the beginning and 113.2 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:28:28,231 INFO L168 Benchmark]: Boogie Preprocessor took 176.89 ms. Allocated memory is still 159.4 MB. Free memory was 113.2 MB in the beginning and 109.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:28:28,232 INFO L168 Benchmark]: RCFGBuilder took 1689.52 ms. Allocated memory is still 159.4 MB. Free memory was 109.3 MB in the beginning and 57.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:28:28,233 INFO L168 Benchmark]: TraceAbstraction took 43725.07 ms. Allocated memory was 159.4 MB in the beginning and 587.2 MB in the end (delta: 427.8 MB). Free memory was 57.2 MB in the beginning and 543.3 MB in the end (delta: -486.0 MB). Peak memory consumption was 277.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:28:28,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 159.4 MB. Free memory is still 132.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 681.41 ms. Allocated memory is still 159.4 MB. Free memory was 133.8 MB in the beginning and 113.2 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 176.89 ms. Allocated memory is still 159.4 MB. Free memory was 113.2 MB in the beginning and 109.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1689.52 ms. Allocated memory is still 159.4 MB. Free memory was 109.3 MB in the beginning and 57.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 43725.07 ms. Allocated memory was 159.4 MB in the beginning and 587.2 MB in the end (delta: 427.8 MB). Free memory was 57.2 MB in the beginning and 543.3 MB in the end (delta: -486.0 MB). Peak memory consumption was 277.9 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: 726]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 719]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 765]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 772]: 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: 808]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || (1 == systemActive && methaneLevelCritical == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 225 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 284 SDtfs, 811 SDslu, 339 SDs, 0 SdLazy, 1257 SolverSat, 669 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 269 PreInvPairs, 346 NumberOfFragments, 1012 HoareAnnotationTreeSize, 269 FomulaSimplifications, 41481 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 53 FomulaSimplificationsInter, 9746 FormulaSimplificationTreeSizeReductionInter, 12.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 64925 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...