/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:18:50,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:18:50,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:18:50,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:18:50,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:18:50,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:18:50,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:18:50,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:18:50,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:18:50,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:18:50,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:18:50,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:18:50,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:18:50,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:18:50,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:18:50,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:18:50,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:18:50,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:18:50,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:18:50,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:18:50,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:18:50,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:18:50,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:18:50,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:18:50,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:18:50,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:18:50,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:18:50,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:18:50,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:18:50,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:18:50,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:18:50,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:18:50,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:18:50,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:18:50,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:18:50,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:18:50,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:18:50,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:18:50,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:18:50,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:18:50,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:18:50,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:18:50,348 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:18:50,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:18:50,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:18:50,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:18:50,349 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:18:50,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:18:50,350 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:18:50,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:18:50,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:18:50,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:18:50,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:18:50,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:18:50,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:18:50,351 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:18:50,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:18:50,351 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:18:50,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:18:50,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:18:50,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:18:50,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:18:50,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:18:50,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:18:50,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:18:50,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:18:50,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:18:50,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:18:50,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:18:50,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:18:50,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:18:50,354 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:18:50,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:18:50,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:18:50,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:18:50,686 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:18:50,686 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:18:50,687 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-10-14 07:18:50,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fb4ced81a/91d01fdb96524664a693edfb05097e98/FLAGcda50ab11 [2020-10-14 07:18:51,262 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:18:51,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-10-14 07:18:51,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fb4ced81a/91d01fdb96524664a693edfb05097e98/FLAGcda50ab11 [2020-10-14 07:18:51,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fb4ced81a/91d01fdb96524664a693edfb05097e98 [2020-10-14 07:18:51,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:18:51,602 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:18:51,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:51,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:18:51,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:18:51,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:51" (1/1) ... [2020-10-14 07:18:51,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20abf48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:51, skipping insertion in model container [2020-10-14 07:18:51,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:18:51" (1/1) ... [2020-10-14 07:18:51,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:18:51,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:18:52,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:52,147 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:18:52,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:18:52,260 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:18:52,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52 WrapperNode [2020-10-14 07:18:52,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:18:52,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:18:52,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:18:52,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:18:52,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... [2020-10-14 07:18:52,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:18:52,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:18:52,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:18:52,355 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:18:52,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:18:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:18:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:18:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:52,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:18:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:18:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 07:18:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:18:52,431 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:18:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:18:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:18:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:18:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:18:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:18:52,432 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:18:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:18:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:18:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:18:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:18:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:18:52,433 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:18:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:18:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:18:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:18:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:18:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:18:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:18:52,435 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:18:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:18:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:18:52,436 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:18:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:18:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:18:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:18:52,436 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:18:52,437 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:18:52,437 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:18:52,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:18:52,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:18:52,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:18:52,437 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:18:52,438 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:18:52,439 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:18:52,440 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:18:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:18:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:18:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:18:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:18:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:18:52,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:18:52,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:18:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:18:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:18:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:18:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:18:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:18:52,443 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:18:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:18:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:18:52,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:18:53,393 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:18:53,393 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:18:53,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:53 BoogieIcfgContainer [2020-10-14 07:18:53,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:18:53,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:18:53,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:18:53,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:18:53,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:18:51" (1/3) ... [2020-10-14 07:18:53,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c34fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:53, skipping insertion in model container [2020-10-14 07:18:53,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:18:52" (2/3) ... [2020-10-14 07:18:53,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38c34fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:18:53, skipping insertion in model container [2020-10-14 07:18:53,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:18:53" (3/3) ... [2020-10-14 07:18:53,413 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12.cil.c [2020-10-14 07:18:53,424 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:18:53,432 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:18:53,447 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:18:53,471 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:18:53,471 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:18:53,471 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:18:53,472 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:18:53,472 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:18:53,472 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:18:53,472 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:18:53,473 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:18:53,494 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2020-10-14 07:18:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:18:53,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:53,504 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] [2020-10-14 07:18:53,505 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:53,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:53,509 INFO L82 PathProgramCache]: Analyzing trace with hash -347827160, now seen corresponding path program 1 times [2020-10-14 07:18:53,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:53,519 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1569600223] [2020-10-14 07:18:53,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:53,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:54,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:54,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:55,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:55,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:18:58,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:18:58,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4398 [2020-10-14 07:18:58,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:18:58,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:18:58,549 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:18:58,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:58,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 07:18:58,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:18:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:58,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:18:58,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:18:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:58,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:58,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:18:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:58,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:58,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:18:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:18:58,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:58,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:18:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:58,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:58,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 07:18:58,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:18:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:18:58,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:18:58,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:18:58,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:18:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:58,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:58,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:18:58,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:18:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:58,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:18:58,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:58,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:18:58,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:18:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:58,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:58,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:18:58,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:18:58,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:18:58,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:18:58,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:18:58,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:18:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:18:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:18:58,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:18:58,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-14 07:18:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:18:58,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1569600223] [2020-10-14 07:18:58,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:18:58,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:18:58,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856013063] [2020-10-14 07:18:58,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:18:58,796 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:18:58,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:18:58,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:18:58,815 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 4 states. [2020-10-14 07:18:59,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:18:59,781 INFO L93 Difference]: Finished difference Result 236 states and 309 transitions. [2020-10-14 07:18:59,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:18:59,783 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:18:59,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:18:59,797 INFO L225 Difference]: With dead ends: 236 [2020-10-14 07:18:59,798 INFO L226 Difference]: Without dead ends: 133 [2020-10-14 07:18:59,802 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 [2020-10-14 07:18:59,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-14 07:18:59,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 104. [2020-10-14 07:18:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-14 07:18:59,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2020-10-14 07:18:59,882 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2020-10-14 07:18:59,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:18:59,883 INFO L479 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2020-10-14 07:18:59,883 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:18:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2020-10-14 07:18:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-14 07:18:59,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:18:59,887 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] [2020-10-14 07:18:59,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:18:59,887 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:18:59,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:18:59,888 INFO L82 PathProgramCache]: Analyzing trace with hash -445277406, now seen corresponding path program 1 times [2020-10-14 07:18:59,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:18:59,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [527661965] [2020-10-14 07:18:59,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:18:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:18:59,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:18:59,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:00,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:00,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:01,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:04,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:04,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:19:04,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:19:04,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-14 07:19:04,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:04,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:19:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:19:04,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,262 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:05,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:05,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 07:19:05,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:05,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:05,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:05,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:05,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:05,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:05,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:05,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:19:05,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:05,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:05,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:05,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:05,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:19:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:05,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:05,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:19:05,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:05,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:05,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:05,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:19:05,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:05,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:05,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:05,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:19:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:05,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:05,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:05,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:05,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:05,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:05,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:05,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:05,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:05,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:05,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:19:05,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [527661965] [2020-10-14 07:19:05,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:05,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:19:05,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599664959] [2020-10-14 07:19:05,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:19:05,415 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:05,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:19:05,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:19:05,416 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 5 states. [2020-10-14 07:19:05,923 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:19:06,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:19:06,605 INFO L93 Difference]: Finished difference Result 168 states and 207 transitions. [2020-10-14 07:19:06,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:19:06,606 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-14 07:19:06,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:19:06,609 INFO L225 Difference]: With dead ends: 168 [2020-10-14 07:19:06,610 INFO L226 Difference]: Without dead ends: 123 [2020-10-14 07:19:06,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:19:06,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-14 07:19:06,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 95. [2020-10-14 07:19:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-14 07:19:06,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2020-10-14 07:19:06,665 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2020-10-14 07:19:06,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:19:06,665 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2020-10-14 07:19:06,665 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:19:06,666 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2020-10-14 07:19:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 07:19:06,673 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:06,674 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] [2020-10-14 07:19:06,674 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:19:06,674 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:06,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:06,675 INFO L82 PathProgramCache]: Analyzing trace with hash -1419491684, now seen corresponding path program 1 times [2020-10-14 07:19:06,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:06,675 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2118669991] [2020-10-14 07:19:06,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:06,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:06,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:07,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:07,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-14 07:19:09,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:19:09,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2840 [2020-10-14 07:19:09,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:19:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 07:19:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:19:09,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,864 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:09,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:09,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 07:19:09,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:09,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:09,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:09,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:09,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:09,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:09,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:09,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:09,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:09,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:09,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:19:09,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:19:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:09,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:09,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:09,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:09,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:09,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:09,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:19:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:09,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:09,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:19:09,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 07:19:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:09,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:09,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:09,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:09,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:09,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:09,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:09,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:19:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:19:09,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:19:09,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2118669991] [2020-10-14 07:19:09,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:09,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:19:09,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128312831] [2020-10-14 07:19:09,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:19:09,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:09,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:19:09,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:19:09,985 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 8 states. [2020-10-14 07:19:10,397 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:19:11,131 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:19:11,674 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:19:11,944 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:19:12,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:19:12,037 INFO L93 Difference]: Finished difference Result 177 states and 226 transitions. [2020-10-14 07:19:12,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:19:12,037 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-14 07:19:12,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:19:12,039 INFO L225 Difference]: With dead ends: 177 [2020-10-14 07:19:12,039 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:19:12,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:19:12,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:19:12,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:19:12,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:19:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:19:12,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-14 07:19:12,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:19:12,043 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:19:12,043 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:19:12,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:19:12,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:19:12,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:19:12,046 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:19:13,384 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:13,570 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:13,751 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:13,933 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:19:14,145 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:14,295 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-14 07:19:14,468 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:19:14,637 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:19:14,789 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:19:14,954 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:15,119 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:15,277 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:15,429 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-14 07:19:15,601 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:15,765 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-14 07:19:15,924 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 07:19:15,936 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-10-14 07:19:15,936 INFO L268 CegarLoopResult]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2020-10-14 07:19:15,936 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2020-10-14 07:19:15,936 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-14 07:19:15,937 INFO L268 CegarLoopResult]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2020-10-14 07:19:15,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2020-10-14 07:19:15,937 INFO L268 CegarLoopResult]: For program point L612(lines 589 613) no Hoare annotation was computed. [2020-10-14 07:19:15,937 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2020-10-14 07:19:15,937 INFO L268 CegarLoopResult]: For program point L673(lines 646 674) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point L653(lines 653 657) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point L648(line 648) no Hoare annotation was computed. [2020-10-14 07:19:15,938 INFO L268 CegarLoopResult]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2020-10-14 07:19:15,939 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 897 903) the Hoare annotation is: true [2020-10-14 07:19:15,939 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 897 903) no Hoare annotation was computed. [2020-10-14 07:19:15,939 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 904 912) no Hoare annotation was computed. [2020-10-14 07:19:15,939 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 904 912) the Hoare annotation is: true [2020-10-14 07:19:15,939 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 904 912) no Hoare annotation was computed. [2020-10-14 07:19:15,939 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:19:15,939 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-10-14 07:19:15,939 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-10-14 07:19:15,940 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-14 07:19:15,940 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-10-14 07:19:15,940 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-14 07:19:15,940 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-10-14 07:19:15,940 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-10-14 07:19:15,940 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:19:15,940 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-10-14 07:19:15,941 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-14 07:19:15,941 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-10-14 07:19:15,941 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-10-14 07:19:15,941 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-10-14 07:19:15,941 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-10-14 07:19:15,941 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-10-14 07:19:15,941 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-10-14 07:19:15,941 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-10-14 07:19:15,942 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 489 511) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,942 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 489 511) no Hoare annotation was computed. [2020-10-14 07:19:15,942 INFO L264 CegarLoopResult]: At program point L501(line 501) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,942 INFO L264 CegarLoopResult]: At program point L501-1(line 501) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,942 INFO L268 CegarLoopResult]: For program point L499(lines 499 506) no Hoare annotation was computed. [2020-10-14 07:19:15,942 INFO L268 CegarLoopResult]: For program point L499-1(lines 499 506) no Hoare annotation was computed. [2020-10-14 07:19:15,942 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-14 07:19:15,943 INFO L264 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,943 INFO L264 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,943 INFO L264 CegarLoopResult]: At program point L495-1(line 495) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,943 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 489 511) no Hoare annotation was computed. [2020-10-14 07:19:15,943 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-10-14 07:19:15,943 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 444 467) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 444 467) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 444 467) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-14 07:19:15,944 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-14 07:19:15,945 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-10-14 07:19:15,946 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 228 242) no Hoare annotation was computed. [2020-10-14 07:19:15,946 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:19:15,946 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-10-14 07:19:15,946 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 228 242) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:19:15,946 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 228 242) no Hoare annotation was computed. [2020-10-14 07:19:15,946 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 138 145) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 138 145) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 138 145) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 183 191) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 183 191) the Hoare annotation is: true [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 183 191) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-10-14 07:19:15,947 INFO L268 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point L211-2(lines 211 219) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 192 227) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point L199(lines 199 207) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 192 227) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point L199-2(lines 199 207) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 192 227) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 890 896) no Hoare annotation was computed. [2020-10-14 07:19:15,948 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 890 896) the Hoare annotation is: true [2020-10-14 07:19:15,948 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point L852(lines 852 859) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point L846(lines 846 866) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2020-10-14 07:19:15,949 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2020-10-14 07:19:15,950 INFO L264 CegarLoopResult]: At program point L480(line 480) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 07:19:15,950 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 475 485) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,950 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 475 485) no Hoare annotation was computed. [2020-10-14 07:19:15,950 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 475 485) no Hoare annotation was computed. [2020-10-14 07:19:15,950 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-14 07:19:15,950 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-10-14 07:19:15,950 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 172 182) no Hoare annotation was computed. [2020-10-14 07:19:15,950 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 172 182) no Hoare annotation was computed. [2020-10-14 07:19:15,951 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 172 182) no Hoare annotation was computed. [2020-10-14 07:19:15,951 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 164 171) the Hoare annotation is: true [2020-10-14 07:19:15,951 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 164 171) no Hoare annotation was computed. [2020-10-14 07:19:15,951 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 164 171) no Hoare annotation was computed. [2020-10-14 07:19:15,951 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 131 137) no Hoare annotation was computed. [2020-10-14 07:19:15,951 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 131 137) the Hoare annotation is: true [2020-10-14 07:19:15,951 INFO L264 CegarLoopResult]: At program point testENTRY(lines 335 402) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:19:15,952 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-10-14 07:19:15,952 INFO L268 CegarLoopResult]: For program point testFINAL(lines 335 402) no Hoare annotation was computed. [2020-10-14 07:19:15,952 INFO L264 CegarLoopResult]: At program point L395(lines 344 396) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:19:15,952 INFO L264 CegarLoopResult]: At program point L385(line 385) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,952 INFO L268 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-14 07:19:15,952 INFO L264 CegarLoopResult]: At program point L383-1(lines 375 390) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,952 INFO L268 CegarLoopResult]: For program point L346(lines 345 394) no Hoare annotation was computed. [2020-10-14 07:19:15,952 INFO L264 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,952 INFO L268 CegarLoopResult]: For program point L375(lines 375 390) no Hoare annotation was computed. [2020-10-14 07:19:15,953 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,953 INFO L268 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-10-14 07:19:15,953 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 371) no Hoare annotation was computed. [2020-10-14 07:19:15,953 INFO L264 CegarLoopResult]: At program point L392(lines 345 394) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,953 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,953 INFO L268 CegarLoopResult]: For program point L355(lines 355 361) no Hoare annotation was computed. [2020-10-14 07:19:15,953 INFO L268 CegarLoopResult]: For program point testEXIT(lines 335 402) no Hoare annotation was computed. [2020-10-14 07:19:15,953 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2020-10-14 07:19:15,953 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 301 323) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 301 323) no Hoare annotation was computed. [2020-10-14 07:19:15,954 INFO L268 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 301 323) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L309-2(lines 309 317) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L733(lines 732 752) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L764-1(line 764) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L729(lines 729 770) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-14 07:19:15,955 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point L707(lines 707 711) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point L771(lines 771 782) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point L734(lines 734 738) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point L753(lines 731 754) no Hoare annotation was computed. [2020-10-14 07:19:15,956 INFO L268 CegarLoopResult]: For program point L712(lines 712 728) no Hoare annotation was computed. [2020-10-14 07:19:15,957 INFO L268 CegarLoopResult]: For program point L772(lines 772 779) no Hoare annotation was computed. [2020-10-14 07:19:15,957 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 880 889) no Hoare annotation was computed. [2020-10-14 07:19:15,957 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 880 889) no Hoare annotation was computed. [2020-10-14 07:19:15,957 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 880 889) no Hoare annotation was computed. [2020-10-14 07:19:15,957 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,957 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point L158-1(lines 147 163) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 147 163) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point L154(lines 154 160) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 147 163) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-14 07:19:15,958 INFO L268 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-10-14 07:19:15,959 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 324 332) the Hoare annotation is: true [2020-10-14 07:19:15,959 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 324 332) no Hoare annotation was computed. [2020-10-14 07:19:15,959 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 324 332) no Hoare annotation was computed. [2020-10-14 07:19:15,959 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 280 291) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:19:15,959 INFO L268 CegarLoopResult]: For program point L284-1(lines 280 291) no Hoare annotation was computed. [2020-10-14 07:19:15,959 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 280 291) no Hoare annotation was computed. [2020-10-14 07:19:15,959 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,960 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,960 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,960 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 292 300) no Hoare annotation was computed. [2020-10-14 07:19:15,960 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 292 300) no Hoare annotation was computed. [2020-10-14 07:19:15,960 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 292 300) no Hoare annotation was computed. [2020-10-14 07:19:15,960 INFO L271 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: true [2020-10-14 07:19:15,960 INFO L271 CegarLoopResult]: At program point L118(lines 118 124) the Hoare annotation is: true [2020-10-14 07:19:15,961 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:19:15,961 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,961 INFO L268 CegarLoopResult]: For program point L111(lines 107 129) no Hoare annotation was computed. [2020-10-14 07:19:15,961 INFO L268 CegarLoopResult]: For program point L109(lines 107 129) no Hoare annotation was computed. [2020-10-14 07:19:15,961 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2020-10-14 07:19:15,961 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2020-10-14 07:19:15,961 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 414 443) no Hoare annotation was computed. [2020-10-14 07:19:15,961 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 414 443) the Hoare annotation is: true [2020-10-14 07:19:15,962 INFO L271 CegarLoopResult]: At program point L439(lines 414 443) the Hoare annotation is: true [2020-10-14 07:19:15,962 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-10-14 07:19:15,962 INFO L268 CegarLoopResult]: For program point L428(lines 428 432) no Hoare annotation was computed. [2020-10-14 07:19:15,962 INFO L271 CegarLoopResult]: At program point L428-1(lines 428 432) the Hoare annotation is: true [2020-10-14 07:19:15,962 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-14 07:19:15,962 INFO L271 CegarLoopResult]: At program point L424-2(lines 424 438) the Hoare annotation is: true [2020-10-14 07:19:15,962 INFO L271 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: true [2020-10-14 07:19:15,962 INFO L268 CegarLoopResult]: For program point L420-1(line 420) no Hoare annotation was computed. [2020-10-14 07:19:15,963 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 256 267) the Hoare annotation is: true [2020-10-14 07:19:15,963 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 256 267) no Hoare annotation was computed. [2020-10-14 07:19:15,963 INFO L268 CegarLoopResult]: For program point L260-1(lines 256 267) no Hoare annotation was computed. [2020-10-14 07:19:15,963 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 468 474) no Hoare annotation was computed. [2020-10-14 07:19:15,963 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 468 474) the Hoare annotation is: true [2020-10-14 07:19:15,963 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,963 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:19:15,964 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:19:15,964 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:19:15,964 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 243 250) no Hoare annotation was computed. [2020-10-14 07:19:15,964 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 243 250) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,964 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 243 250) no Hoare annotation was computed. [2020-10-14 07:19:15,964 INFO L268 CegarLoopResult]: For program point L272-1(lines 268 279) no Hoare annotation was computed. [2020-10-14 07:19:15,964 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 268 279) no Hoare annotation was computed. [2020-10-14 07:19:15,965 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 268 279) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:19:15,965 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 404 411) no Hoare annotation was computed. [2020-10-14 07:19:15,965 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 408) no Hoare annotation was computed. [2020-10-14 07:19:15,965 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 404 411) the Hoare annotation is: true [2020-10-14 07:19:15,965 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 404 411) no Hoare annotation was computed. [2020-10-14 07:19:15,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:19:15 BoogieIcfgContainer [2020-10-14 07:19:15,983 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:19:15,985 INFO L168 Benchmark]: Toolchain (without parser) took 24383.04 ms. Allocated memory was 145.8 MB in the beginning and 651.7 MB in the end (delta: 505.9 MB). Free memory was 101.1 MB in the beginning and 460.7 MB in the end (delta: -359.7 MB). Peak memory consumption was 478.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:19:15,985 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:19:15,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.49 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 100.7 MB in the beginning and 169.8 MB in the end (delta: -69.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:19:15,987 INFO L168 Benchmark]: Boogie Preprocessor took 92.55 ms. Allocated memory is still 201.3 MB. Free memory was 169.8 MB in the beginning and 165.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:19:15,988 INFO L168 Benchmark]: RCFGBuilder took 1048.27 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 165.8 MB in the beginning and 198.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:19:15,989 INFO L168 Benchmark]: TraceAbstraction took 22578.26 ms. Allocated memory was 234.9 MB in the beginning and 651.7 MB in the end (delta: 416.8 MB). Free memory was 198.3 MB in the beginning and 460.7 MB in the end (delta: -262.4 MB). Peak memory consumption was 486.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:19:15,994 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.49 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 100.7 MB in the beginning and 169.8 MB in the end (delta: -69.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.55 ms. Allocated memory is still 201.3 MB. Free memory was 169.8 MB in the beginning and 165.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1048.27 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 165.8 MB in the beginning and 198.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22578.26 ms. Allocated memory was 234.9 MB in the beginning and 651.7 MB in the end (delta: 416.8 MB). Free memory was 198.3 MB in the beginning and 460.7 MB in the end (delta: -262.4 MB). Peak memory consumption was 486.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 408]: 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: 424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.5s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 282 SDtfs, 293 SDslu, 203 SDs, 0 SdLazy, 623 SolverSat, 188 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=0, 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, 57 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 138 PreInvPairs, 161 NumberOfFragments, 539 HoareAnnotationTreeSize, 138 FomulaSimplifications, 4344 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 4647 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 46975 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...