/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:15:26,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:15:26,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:15:26,834 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:15:26,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:15:26,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:15:26,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:15:26,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:15:26,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:15:26,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:15:26,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:15:26,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:15:26,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:15:26,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:15:26,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:15:26,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:15:26,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:15:26,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:15:26,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:15:26,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:15:26,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:15:26,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:15:26,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:15:26,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:15:26,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:15:26,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:15:26,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:15:26,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:15:26,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:15:26,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:15:26,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:15:26,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:15:26,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:15:26,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:15:26,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:15:26,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:15:26,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:15:26,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:15:26,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:15:26,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:15:26,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:15:26,910 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 [2020-09-21 11:15:26,961 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:15:26,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:15:26,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:15:26,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:15:26,964 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:15:26,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:15:26,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:15:26,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:15:26,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:15:26,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:15:26,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:15:26,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:15:26,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:15:26,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:15:26,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:15:26,968 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:15:26,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:15:26,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:15:26,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:15:26,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:15:26,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:15:26,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:26,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:15:26,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:15:26,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:15:26,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:15:26,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:15:26,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:15:26,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:15:26,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:15:27,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:15:27,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:15:27,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:15:27,446 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:15:27,446 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:15:27,447 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-09-21 11:15:27,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c74af05b5/6994002fa19348eebb48875387fb5017/FLAGe7ea7c079 [2020-09-21 11:15:28,140 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:15:28,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product27.cil.c [2020-09-21 11:15:28,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c74af05b5/6994002fa19348eebb48875387fb5017/FLAGe7ea7c079 [2020-09-21 11:15:28,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c74af05b5/6994002fa19348eebb48875387fb5017 [2020-09-21 11:15:28,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:15:28,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:15:28,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:28,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:15:28,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:15:28,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:28" (1/1) ... [2020-09-21 11:15:28,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be095dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:28, skipping insertion in model container [2020-09-21 11:15:28,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:28" (1/1) ... [2020-09-21 11:15:28,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:15:28,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:15:28,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:29,014 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:15:29,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:29,144 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:15:29,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29 WrapperNode [2020-09-21 11:15:29,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:29,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:15:29,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:15:29,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:15:29,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (1/1) ... [2020-09-21 11:15:29,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:15:29,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:15:29,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:15:29,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:15:29,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (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 [2020-09-21 11:15:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:15:29,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:15:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:15:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:15:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:15:29,333 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:15:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:29,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:15:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:15:29,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:15:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:15:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:15:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:15:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:15:29,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:15:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:15:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:15:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:15:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:15:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:15:29,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:15:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:15:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:15:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:15:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:15:29,338 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:15:29,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:15:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:15:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 11:15:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:15:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:15:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:15:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:15:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:15:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:15:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:15:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:15:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:15:29,341 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:15:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:15:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:15:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:15:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:15:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:15:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:15:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:15:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:15:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:15:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:15:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:15:29,345 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:15:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:15:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:15:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:15:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:15:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:15:29,346 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:15:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:15:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:15:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:15:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 11:15:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:15:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:15:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:15:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:15:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:15:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:15:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:15:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:15:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:15:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:15:30,449 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:15:30,450 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:15:30,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:30 BoogieIcfgContainer [2020-09-21 11:15:30,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:15:30,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:15:30,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:15:30,465 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:15:30,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:15:28" (1/3) ... [2020-09-21 11:15:30,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1480a9e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:30, skipping insertion in model container [2020-09-21 11:15:30,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:29" (2/3) ... [2020-09-21 11:15:30,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1480a9e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:30, skipping insertion in model container [2020-09-21 11:15:30,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:30" (3/3) ... [2020-09-21 11:15:30,471 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product27.cil.c [2020-09-21 11:15:30,483 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:15:30,495 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:15:30,518 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:15:30,546 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:15:30,546 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:15:30,546 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:15:30,546 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:15:30,546 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:15:30,546 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:15:30,547 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:15:30,547 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:15:30,572 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-09-21 11:15:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:15:30,585 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:30,586 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:30,587 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:30,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:30,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1061084108, now seen corresponding path program 1 times [2020-09-21 11:15:30,607 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:30,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1944427854] [2020-09-21 11:15:30,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:30,985 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:30,986 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:30,986 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:30,986 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:30,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:15:30,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:30,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:15:30,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:30,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:30,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:15:30,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:30,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,468 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:31,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,489 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,489 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,489 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,490 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:31,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,563 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,564 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,564 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,564 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:31,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:31,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,570 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,571 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,571 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,571 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:31,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,577 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,577 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,577 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,578 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:31,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,585 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,585 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,585 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,586 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:31,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,600 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,600 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,600 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,601 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:31,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:15:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,609 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,610 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,610 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,610 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:31,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:31,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,618 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,618 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,618 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,619 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:31,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:31,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:15:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,626 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,626 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,627 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,627 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:31,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:31,634 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:31,634 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:31,634 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:31,635 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:31,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:31,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:31,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:31,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:31,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:31,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:31,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:31,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:31,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:31,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1944427854] [2020-09-21 11:15:31,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:31,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:15:31,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111371175] [2020-09-21 11:15:31,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:15:31,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:31,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:15:31,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:31,716 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 4 states. [2020-09-21 11:15:32,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:32,740 INFO L93 Difference]: Finished difference Result 268 states and 349 transitions. [2020-09-21 11:15:32,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:15:32,742 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:15:32,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:32,762 INFO L225 Difference]: With dead ends: 268 [2020-09-21 11:15:32,762 INFO L226 Difference]: Without dead ends: 149 [2020-09-21 11:15:32,768 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:32,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-09-21 11:15:32,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 120. [2020-09-21 11:15:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-09-21 11:15:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2020-09-21 11:15:32,896 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2020-09-21 11:15:32,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:32,897 INFO L479 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2020-09-21 11:15:32,897 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:15:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2020-09-21 11:15:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:15:32,910 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:32,911 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:32,911 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:15:32,911 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:32,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:32,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1539374261, now seen corresponding path program 1 times [2020-09-21 11:15:32,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:32,912 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [604384096] [2020-09-21 11:15:32,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,420 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:15:33,420 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,420 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,420 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:15:33,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 382 [2020-09-21 11:15:33,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:15:33,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:33,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:15:33,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:33,786 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:33,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,905 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:33,905 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,905 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:33,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-09-21 11:15:33,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:33,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:33,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:33,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:33,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,962 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:33,962 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,963 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,963 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:33,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:33,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:33,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:33,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:33,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:33,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,971 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:33,972 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,972 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,972 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:33,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:33,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:33,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:33,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:33,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,982 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:33,982 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,983 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,983 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:33,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:33,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:33,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:33,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:33,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:33,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,991 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:33,992 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,992 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,992 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:33,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:33,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:33,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:33,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:33,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,011 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,011 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,012 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:34,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,019 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,020 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,020 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,020 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:34,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:34,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:34,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,025 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,025 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,026 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,026 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:15:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,032 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,032 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,032 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,032 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:15:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,038 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,039 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,039 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,040 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:34,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:34,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [604384096] [2020-09-21 11:15:34,054 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:34,054 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:34,054 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003300552] [2020-09-21 11:15:34,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:34,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:34,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:34,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:34,058 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 5 states. [2020-09-21 11:15:34,442 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:35,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:35,939 INFO L93 Difference]: Finished difference Result 339 states and 425 transitions. [2020-09-21 11:15:35,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:15:35,940 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-09-21 11:15:35,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:35,949 INFO L225 Difference]: With dead ends: 339 [2020-09-21 11:15:35,949 INFO L226 Difference]: Without dead ends: 247 [2020-09-21 11:15:35,954 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:15:35,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-09-21 11:15:36,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 206. [2020-09-21 11:15:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-09-21 11:15:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 249 transitions. [2020-09-21 11:15:36,026 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 249 transitions. Word has length 64 [2020-09-21 11:15:36,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:36,026 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 249 transitions. [2020-09-21 11:15:36,026 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:36,026 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 249 transitions. [2020-09-21 11:15:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-09-21 11:15:36,028 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:36,028 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:36,029 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:15:36,029 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:36,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:36,029 INFO L82 PathProgramCache]: Analyzing trace with hash -651852444, now seen corresponding path program 1 times [2020-09-21 11:15:36,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:36,030 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1759245321] [2020-09-21 11:15:36,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,535 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,535 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,536 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,536 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-09-21 11:15:36,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 456 [2020-09-21 11:15:36,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-09-21 11:15:36,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:36,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-09-21 11:15:36,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,997 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:36,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,111 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,112 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,112 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,112 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:37,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-09-21 11:15:37,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:37,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,166 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,167 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,167 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,167 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:37,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:37,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:37,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,174 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,175 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,175 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,175 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:37,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:37,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:37,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,183 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,183 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,183 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,184 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:37,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:37,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:37,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,191 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,191 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,192 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,192 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:37,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:37,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:37,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:37,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,213 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,213 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,214 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,214 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:37,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:37,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:37,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:15:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,223 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,223 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,224 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,224 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:37,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:37,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:37,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,232 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,232 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,233 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,233 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:37,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:37,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:15:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,257 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,257 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,257 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,258 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:37,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:37,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:37,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:15:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,267 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,267 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,267 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:37,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:37,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:37,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 11:15:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,275 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,275 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,276 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,276 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:37,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:37,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:37,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:37,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 11:15:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:37,289 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:37,290 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:37,290 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:37,291 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:37,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:37,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:37,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:15:37,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:37,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:15:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:37,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 11:15:37,329 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1759245321] [2020-09-21 11:15:37,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:37,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:15:37,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24215191] [2020-09-21 11:15:37,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:15:37,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:37,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:15:37,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:15:37,332 INFO L87 Difference]: Start difference. First operand 206 states and 249 transitions. Second operand 9 states. [2020-09-21 11:15:37,964 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:38,742 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:39,526 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:39,868 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:39,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:39,977 INFO L93 Difference]: Finished difference Result 364 states and 473 transitions. [2020-09-21 11:15:39,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:15:39,978 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-09-21 11:15:39,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:39,980 INFO L225 Difference]: With dead ends: 364 [2020-09-21 11:15:39,980 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:15:39,984 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:15:39,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:15:39,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:15:39,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:15:39,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:15:39,985 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-09-21 11:15:39,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:39,985 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:15:39,985 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:15:39,985 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:15:39,985 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:15:39,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:15:39,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:15:40,207 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:40,389 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:40,560 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:40,724 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:40,890 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:41,066 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:41,250 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:41,408 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:41,564 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:41,729 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:41,882 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:42,045 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:42,203 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:42,360 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:42,511 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:42,667 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:42,813 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:42,967 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:43,071 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 6 [2020-09-21 11:15:43,239 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:43,395 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:43,553 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:43,707 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:43,857 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:44,011 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:44,163 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:44,315 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:44,472 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:44,629 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:44,778 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:44,931 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,081 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:45,234 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,388 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,538 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:45,711 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,862 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:46,014 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,167 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,319 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,490 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,642 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,791 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:46,943 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:47,096 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,354 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,507 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,759 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,007 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,159 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,448 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,698 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:48,851 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,004 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,154 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:49,307 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,460 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,613 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,760 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:49,915 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:50,067 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:50,476 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:50,907 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 7 [2020-09-21 11:15:51,122 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:51,333 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:51,549 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:51,754 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:51,985 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:52,202 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:52,445 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:52,660 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:53,105 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:53,327 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:53,589 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 1 [2020-09-21 11:15:54,014 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:54,463 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:54,878 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 8 [2020-09-21 11:15:55,141 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:55,373 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:55,621 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:55,846 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:56,076 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:56,582 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 11:15:57,029 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-21 11:15:57,389 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 7 [2020-09-21 11:15:57,615 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:57,620 INFO L268 CegarLoopResult]: For program point L213(lines 213 217) no Hoare annotation was computed. [2020-09-21 11:15:57,621 INFO L268 CegarLoopResult]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2020-09-21 11:15:57,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 182 237) no Hoare annotation was computed. [2020-09-21 11:15:57,621 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-09-21 11:15:57,621 INFO L268 CegarLoopResult]: For program point L207-2(lines 207 228) no Hoare annotation was computed. [2020-09-21 11:15:57,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 182 237) no Hoare annotation was computed. [2020-09-21 11:15:57,622 INFO L268 CegarLoopResult]: For program point L229(lines 206 230) no Hoare annotation was computed. [2020-09-21 11:15:57,622 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 182 237) no Hoare annotation was computed. [2020-09-21 11:15:57,622 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-09-21 11:15:57,622 INFO L268 CegarLoopResult]: For program point L283-1(line 283) no Hoare annotation was computed. [2020-09-21 11:15:57,622 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 238 297) no Hoare annotation was computed. [2020-09-21 11:15:57,622 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 238 297) no Hoare annotation was computed. [2020-09-21 11:15:57,623 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-09-21 11:15:57,623 INFO L268 CegarLoopResult]: For program point L270-1(lines 270 274) no Hoare annotation was computed. [2020-09-21 11:15:57,623 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 238 297) no Hoare annotation was computed. [2020-09-21 11:15:57,623 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-09-21 11:15:57,623 INFO L268 CegarLoopResult]: For program point L264-2(lines 264 289) no Hoare annotation was computed. [2020-09-21 11:15:57,623 INFO L268 CegarLoopResult]: For program point L290(lines 263 291) no Hoare annotation was computed. [2020-09-21 11:15:57,624 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:15:57,624 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:15:57,624 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:15:57,624 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:15:57,624 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:15:57,624 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 82 89) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:57,624 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 82 89) no Hoare annotation was computed. [2020-09-21 11:15:57,625 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 82 89) no Hoare annotation was computed. [2020-09-21 11:15:57,625 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 90 99) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 11:15:57,625 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-09-21 11:15:57,625 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 90 99) no Hoare annotation was computed. [2020-09-21 11:15:57,625 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 90 99) no Hoare annotation was computed. [2020-09-21 11:15:57,625 INFO L264 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,626 INFO L268 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-09-21 11:15:57,626 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 100 128) the Hoare annotation is: true [2020-09-21 11:15:57,626 INFO L268 CegarLoopResult]: For program point L112(lines 112 122) no Hoare annotation was computed. [2020-09-21 11:15:57,626 INFO L271 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: true [2020-09-21 11:15:57,626 INFO L268 CegarLoopResult]: For program point L110-1(line 110) no Hoare annotation was computed. [2020-09-21 11:15:57,626 INFO L268 CegarLoopResult]: For program point L108(lines 108 125) no Hoare annotation was computed. [2020-09-21 11:15:57,626 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 100 128) no Hoare annotation was computed. [2020-09-21 11:15:57,626 INFO L268 CegarLoopResult]: For program point L108-1(lines 100 128) no Hoare annotation was computed. [2020-09-21 11:15:57,627 INFO L271 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: true [2020-09-21 11:15:57,627 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-09-21 11:15:57,627 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 676 698) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,627 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 676 698) no Hoare annotation was computed. [2020-09-21 11:15:57,627 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,628 INFO L264 CegarLoopResult]: At program point L688-1(line 688) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,628 INFO L268 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-09-21 11:15:57,628 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 693) no Hoare annotation was computed. [2020-09-21 11:15:57,628 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 676 698) no Hoare annotation was computed. [2020-09-21 11:15:57,628 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-09-21 11:15:57,628 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,628 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,629 INFO L264 CegarLoopResult]: At program point L682-1(line 682) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point L641(line 641) no Hoare annotation was computed. [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 633 656) no Hoare annotation was computed. [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point L639(line 639) no Hoare annotation was computed. [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point L638(line 638) no Hoare annotation was computed. [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 633 656) no Hoare annotation was computed. [2020-09-21 11:15:57,629 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 633 656) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-09-21 11:15:57,630 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-09-21 11:15:57,631 INFO L268 CegarLoopResult]: For program point L644(line 644) no Hoare annotation was computed. [2020-09-21 11:15:57,631 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-09-21 11:15:57,631 INFO L268 CegarLoopResult]: For program point L642(line 642) no Hoare annotation was computed. [2020-09-21 11:15:57,631 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 942 956) no Hoare annotation was computed. [2020-09-21 11:15:57,631 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 942 956) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 11:15:57,631 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 942 956) no Hoare annotation was computed. [2020-09-21 11:15:57,631 INFO L264 CegarLoopResult]: At program point L948(line 948) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:57,632 INFO L268 CegarLoopResult]: For program point L946(lines 946 952) no Hoare annotation was computed. [2020-09-21 11:15:57,632 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 878 886) no Hoare annotation was computed. [2020-09-21 11:15:57,632 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 878 886) the Hoare annotation is: true [2020-09-21 11:15:57,632 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 878 886) no Hoare annotation was computed. [2020-09-21 11:15:57,632 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-09-21 11:15:57,632 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 923 941) the Hoare annotation is: true [2020-09-21 11:15:57,632 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 923 941) no Hoare annotation was computed. [2020-09-21 11:15:57,632 INFO L268 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2020-09-21 11:15:57,633 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-09-21 11:15:57,633 INFO L268 CegarLoopResult]: For program point L932-2(lines 932 936) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 923 941) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point L894(lines 894 902) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point L894-2(lines 894 902) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point L917(line 917) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point L917-1(line 917) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 887 922) no Hoare annotation was computed. [2020-09-21 11:15:57,634 INFO L268 CegarLoopResult]: For program point L906(lines 906 914) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point L906-2(lines 906 914) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 887 922) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 887 922) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 136 181) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 136 181) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 136 181) no Hoare annotation was computed. [2020-09-21 11:15:57,635 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 449 494) no Hoare annotation was computed. [2020-09-21 11:15:57,636 INFO L268 CegarLoopResult]: For program point L469(lines 469 476) no Hoare annotation was computed. [2020-09-21 11:15:57,636 INFO L268 CegarLoopResult]: For program point L463(lines 463 483) no Hoare annotation was computed. [2020-09-21 11:15:57,636 INFO L268 CegarLoopResult]: For program point L463-1(lines 463 483) no Hoare annotation was computed. [2020-09-21 11:15:57,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 449 494) no Hoare annotation was computed. [2020-09-21 11:15:57,636 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 449 494) no Hoare annotation was computed. [2020-09-21 11:15:57,636 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 665 675) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,636 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 665 675) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 665 675) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 867 877) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 867 877) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point L872(line 872) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point L872-1(line 872) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 867 877) no Hoare annotation was computed. [2020-09-21 11:15:57,637 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 859 866) the Hoare annotation is: true [2020-09-21 11:15:57,638 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 859 866) no Hoare annotation was computed. [2020-09-21 11:15:57,638 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 859 866) no Hoare annotation was computed. [2020-09-21 11:15:57,638 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,638 INFO L268 CegarLoopResult]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2020-09-21 11:15:57,639 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2020-09-21 11:15:57,639 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:57,639 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,639 INFO L264 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:57,639 INFO L268 CegarLoopResult]: For program point L816(lines 816 824) no Hoare annotation was computed. [2020-09-21 11:15:57,639 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:57,639 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-09-21 11:15:57,639 INFO L268 CegarLoopResult]: For program point L812(lines 812 829) no Hoare annotation was computed. [2020-09-21 11:15:57,640 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 800 806) no Hoare annotation was computed. [2020-09-21 11:15:57,640 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 800 806) the Hoare annotation is: true [2020-09-21 11:15:57,640 INFO L264 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,640 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,640 INFO L268 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-09-21 11:15:57,640 INFO L268 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-09-21 11:15:57,640 INFO L268 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-09-21 11:15:57,641 INFO L264 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,641 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,641 INFO L268 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-09-21 11:15:57,642 INFO L268 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-09-21 11:15:57,642 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-09-21 11:15:57,642 INFO L264 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,642 INFO L264 CegarLoopResult]: At program point L749(line 749) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,642 INFO L268 CegarLoopResult]: For program point L747(lines 747 753) no Hoare annotation was computed. [2020-09-21 11:15:57,642 INFO L264 CegarLoopResult]: At program point L747-1(lines 741 754) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,642 INFO L268 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-09-21 11:15:57,642 INFO L268 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point L417(lines 417 437) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point L417-1(lines 417 437) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 403 448) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 403 448) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 403 448) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 833 840) no Hoare annotation was computed. [2020-09-21 11:15:57,643 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 581 589) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 581 589) the Hoare annotation is: true [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 581 589) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point L557(lines 557 565) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 565) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 549 571) no Hoare annotation was computed. [2020-09-21 11:15:57,644 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 549 571) no Hoare annotation was computed. [2020-09-21 11:15:57,645 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 549 571) no Hoare annotation was computed. [2020-09-21 11:15:57,645 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:15:57,645 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:15:57,646 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:15:57,646 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-09-21 11:15:57,646 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 300 402) no Hoare annotation was computed. [2020-09-21 11:15:57,646 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 369) no Hoare annotation was computed. [2020-09-21 11:15:57,646 INFO L268 CegarLoopResult]: For program point L370(lines 348 371) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point L329(lines 329 345) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 300 402) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point L389(lines 389 396) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point L350(lines 349 369) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point L346(lines 346 387) no Hoare annotation was computed. [2020-09-21 11:15:57,647 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 300 402) no Hoare annotation was computed. [2020-09-21 11:15:57,648 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-09-21 11:15:57,648 INFO L268 CegarLoopResult]: For program point L365-1(line 365) no Hoare annotation was computed. [2020-09-21 11:15:57,648 INFO L268 CegarLoopResult]: For program point L324(lines 324 328) no Hoare annotation was computed. [2020-09-21 11:15:57,648 INFO L268 CegarLoopResult]: For program point L388(lines 388 399) no Hoare annotation was computed. [2020-09-21 11:15:57,648 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,648 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string48.offset| |old(#t~string48.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~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:15:57,648 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 842 858) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 842 858) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point L853-1(lines 842 858) no Hoare annotation was computed. [2020-09-21 11:15:57,649 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 572 580) the Hoare annotation is: true [2020-09-21 11:15:57,649 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 572 580) no Hoare annotation was computed. [2020-09-21 11:15:57,650 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 572 580) no Hoare annotation was computed. [2020-09-21 11:15:57,650 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,650 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,650 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,650 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 528 539) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:15:57,650 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 528 539) no Hoare annotation was computed. [2020-09-21 11:15:57,650 INFO L268 CegarLoopResult]: For program point L532-1(lines 528 539) no Hoare annotation was computed. [2020-09-21 11:15:57,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 540 548) no Hoare annotation was computed. [2020-09-21 11:15:57,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 540 548) no Hoare annotation was computed. [2020-09-21 11:15:57,651 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 540 548) no Hoare annotation was computed. [2020-09-21 11:15:57,651 INFO L264 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,652 INFO L264 CegarLoopResult]: At program point L787(lines 787 793) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,652 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 773 799) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,652 INFO L264 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 11:15:57,652 INFO L268 CegarLoopResult]: For program point L780(lines 776 798) no Hoare annotation was computed. [2020-09-21 11:15:57,652 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 773 799) no Hoare annotation was computed. [2020-09-21 11:15:57,653 INFO L268 CegarLoopResult]: For program point L778(lines 776 798) no Hoare annotation was computed. [2020-09-21 11:15:57,653 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 773 799) no Hoare annotation was computed. [2020-09-21 11:15:57,653 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,653 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 602 631) no Hoare annotation was computed. [2020-09-21 11:15:57,653 INFO L268 CegarLoopResult]: For program point L608-1(line 608) no Hoare annotation was computed. [2020-09-21 11:15:57,653 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 602 631) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:57,654 INFO L271 CegarLoopResult]: At program point L627(lines 602 631) the Hoare annotation is: true [2020-09-21 11:15:57,654 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-09-21 11:15:57,654 INFO L268 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2020-09-21 11:15:57,654 INFO L264 CegarLoopResult]: At program point L616-1(lines 616 620) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,654 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 11:15:57,654 INFO L264 CegarLoopResult]: At program point L612-2(lines 612 626) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,654 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 504 515) the Hoare annotation is: true [2020-09-21 11:15:57,654 INFO L268 CegarLoopResult]: For program point L508-1(lines 504 515) no Hoare annotation was computed. [2020-09-21 11:15:57,655 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 504 515) no Hoare annotation was computed. [2020-09-21 11:15:57,655 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 657 663) no Hoare annotation was computed. [2020-09-21 11:15:57,655 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 657 663) the Hoare annotation is: true [2020-09-21 11:15:57,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,655 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 11:15:57,655 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:15:57,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:57,655 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 516 527) no Hoare annotation was computed. [2020-09-21 11:15:57,655 INFO L268 CegarLoopResult]: For program point L520-1(lines 516 527) no Hoare annotation was computed. [2020-09-21 11:15:57,656 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 516 527) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 11:15:57,656 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2020-09-21 11:15:57,656 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2020-09-21 11:15:57,656 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2020-09-21 11:15:57,656 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2020-09-21 11:15:57,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:15:57 BoogieIcfgContainer [2020-09-21 11:15:57,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:15:57,682 INFO L168 Benchmark]: Toolchain (without parser) took 29299.42 ms. Allocated memory was 140.0 MB in the beginning and 504.4 MB in the end (delta: 364.4 MB). Free memory was 102.7 MB in the beginning and 204.5 MB in the end (delta: -101.8 MB). Peak memory consumption was 378.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:57,683 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:15:57,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.46 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 102.0 MB in the beginning and 173.4 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:57,684 INFO L168 Benchmark]: Boogie Preprocessor took 98.43 ms. Allocated memory is still 204.5 MB. Free memory was 173.4 MB in the beginning and 169.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:57,685 INFO L168 Benchmark]: RCFGBuilder took 1215.45 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 169.3 MB in the beginning and 198.1 MB in the end (delta: -28.8 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:57,686 INFO L168 Benchmark]: TraceAbstraction took 27218.69 ms. Allocated memory was 237.5 MB in the beginning and 504.4 MB in the end (delta: 266.9 MB). Free memory was 198.1 MB in the beginning and 204.5 MB in the end (delta: -6.4 MB). Peak memory consumption was 376.4 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:57,690 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 756.46 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 102.0 MB in the beginning and 173.4 MB in the end (delta: -71.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.43 ms. Allocated memory is still 204.5 MB. Free memory was 173.4 MB in the beginning and 169.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1215.45 ms. Allocated memory was 204.5 MB in the beginning and 237.5 MB in the end (delta: 33.0 MB). Free memory was 169.3 MB in the beginning and 198.1 MB in the end (delta: -28.8 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27218.69 ms. Allocated memory was 237.5 MB in the beginning and 504.4 MB in the end (delta: 266.9 MB). Free memory was 198.1 MB in the beginning and 204.5 MB in the end (delta: -6.4 MB). Peak memory consumption was 376.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.4s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 323 SDtfs, 477 SDslu, 222 SDs, 0 SdLazy, 727 SolverSat, 335 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=206occurred 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, 70 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 288 PreInvPairs, 340 NumberOfFragments, 665 HoareAnnotationTreeSize, 288 FomulaSimplifications, 4201 FormulaSimplificationTreeSizeReduction, 10.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 8460 FormulaSimplificationTreeSizeReductionInter, 7.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 57952 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...