/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:17:12,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:17:12,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:17:12,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:17:12,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:17:12,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:17:12,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:17:12,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:17:12,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:17:12,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:17:12,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:17:12,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:17:12,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:17:12,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:17:12,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:17:12,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:17:12,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:17:12,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:17:12,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:17:12,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:17:12,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:17:12,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:17:12,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:17:12,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:17:12,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:17:12,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:17:12,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:17:12,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:17:12,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:17:12,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:17:12,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:17:12,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:17:12,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:17:12,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:17:12,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:17:12,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:17:12,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:17:12,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:17:12,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:17:12,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:17:12,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:17:12,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 12:17:12,968 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:17:12,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:17:12,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:17:12,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:17:12,970 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:17:12,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:17:12,972 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:17:12,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:17:12,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:17:12,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:17:12,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:17:12,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:17:12,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:17:12,973 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:17:12,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:17:12,973 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:17:12,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:17:12,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:17:12,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:17:12,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:17:12,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:17:12,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:17:12,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:17:12,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:17:12,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:17:12,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:17:12,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:17:12,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:17:12,980 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:17:12,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:17:13,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:17:13,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:17:13,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:17:13,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:17:13,468 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:17:13,470 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2020-09-21 12:17:13,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c46cbc27/3217e10a51524fafaba88da08ce64429/FLAG3bde00c2b [2020-09-21 12:17:14,199 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:17:14,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2020-09-21 12:17:14,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c46cbc27/3217e10a51524fafaba88da08ce64429/FLAG3bde00c2b [2020-09-21 12:17:14,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0c46cbc27/3217e10a51524fafaba88da08ce64429 [2020-09-21 12:17:14,444 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:17:14,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:17:14,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:17:14,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:17:14,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:17:14,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:17:14" (1/1) ... [2020-09-21 12:17:14,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:14, skipping insertion in model container [2020-09-21 12:17:14,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:17:14" (1/1) ... [2020-09-21 12:17:14,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:17:14,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:17:14,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:17:14,888 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:17:15,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:17:15,164 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:17:15,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15 WrapperNode [2020-09-21 12:17:15,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:17:15,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:17:15,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:17:15,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:17:15,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... [2020-09-21 12:17:15,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:17:15,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:17:15,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:17:15,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:17:15,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:17:15,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:17:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:17:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:17:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:17:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:17:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 12:17:15,368 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:17:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:17:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:17:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:17:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:17:15,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:17:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 12:17:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 12:17:15,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:17:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:17:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:17:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:17:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:17:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:17:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:17:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:17:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:17:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:17:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:17:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:17:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:17:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:17:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:17:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:17:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:17:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:17:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:17:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:17:15,376 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:17:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:17:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:17:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:17:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:17:15,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 12:17:15,378 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:17:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:17:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:17:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:17:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:17:15,379 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:17:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 12:17:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:17:15,380 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 12:17:15,381 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 12:17:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:17:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:17:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:17:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:17:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:17:15,382 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:17:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:17:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:17:15,383 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:17:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:17:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:17:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:17:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:17:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:17:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:17:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:17:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:17:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:17:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:17:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:17:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:17:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:17:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:17:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:17:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:17:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:17:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:17:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:17:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:17:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:17:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:17:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:17:16,459 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:17:16,459 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:17:16,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:17:16 BoogieIcfgContainer [2020-09-21 12:17:16,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:17:16,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:17:16,468 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:17:16,471 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:17:16,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:17:14" (1/3) ... [2020-09-21 12:17:16,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8df5629 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:17:16, skipping insertion in model container [2020-09-21 12:17:16,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:15" (2/3) ... [2020-09-21 12:17:16,473 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8df5629 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:17:16, skipping insertion in model container [2020-09-21 12:17:16,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:17:16" (3/3) ... [2020-09-21 12:17:16,476 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product18.cil.c [2020-09-21 12:17:16,488 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:17:16,499 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:17:16,521 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:17:16,554 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:17:16,554 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:17:16,554 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:17:16,555 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:17:16,555 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:17:16,555 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:17:16,555 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:17:16,555 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:17:16,583 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-09-21 12:17:16,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 12:17:16,596 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:16,597 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:17:16,598 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:16,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:16,606 INFO L82 PathProgramCache]: Analyzing trace with hash -443153254, now seen corresponding path program 1 times [2020-09-21 12:17:16,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:16,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [313966260] [2020-09-21 12:17:16,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:17,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:17,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:17,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:17,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 12:17:17,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:17,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1014 [2020-09-21 12:17:17,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:17,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:17,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:17:17,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:17,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 12:17:18,353 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:18,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:18,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-09-21 12:17:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:18,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:18,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:18,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:18,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:18,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:18,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:18,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:18,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:18,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:18,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:18,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:18,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:18,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:18,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:18,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:18,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 12:17:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:18,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:18,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:17:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:18,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:18,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:18,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 12:17:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:18,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:18,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:18,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:18,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:17:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:18,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:18,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:18,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:18,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:18,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:18,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:18,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:17:18,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [313966260] [2020-09-21 12:17:18,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:18,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:17:18,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327070258] [2020-09-21 12:17:18,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:17:18,568 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:18,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:17:18,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:17:18,589 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2020-09-21 12:17:19,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:19,556 INFO L93 Difference]: Finished difference Result 263 states and 340 transitions. [2020-09-21 12:17:19,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:17:19,558 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 12:17:19,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:19,575 INFO L225 Difference]: With dead ends: 263 [2020-09-21 12:17:19,575 INFO L226 Difference]: Without dead ends: 146 [2020-09-21 12:17:19,581 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:17:19,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-09-21 12:17:19,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 118. [2020-09-21 12:17:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-09-21 12:17:19,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2020-09-21 12:17:19,679 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2020-09-21 12:17:19,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:19,680 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2020-09-21 12:17:19,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:17:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2020-09-21 12:17:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 12:17:19,684 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:19,684 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] [2020-09-21 12:17:19,685 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:17:19,685 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:19,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:19,685 INFO L82 PathProgramCache]: Analyzing trace with hash 2066953346, now seen corresponding path program 1 times [2020-09-21 12:17:19,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:19,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1075958369] [2020-09-21 12:17:19,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:19,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:19,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:20,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:20,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 12:17:20,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:20,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1081 [2020-09-21 12:17:20,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:17:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 12:17:20,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:17:20,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:21,224 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:21,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:21,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-09-21 12:17:21,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:21,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:21,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:21,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:21,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:21,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:21,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:21,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:21,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:21,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:21,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 12:17:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:21,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:17:21,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:17:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:21,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:21,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:21,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 12:17:21,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:21,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:21,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:21,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:21,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 12:17:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:21,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:21,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:21,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:21,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:21,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:21,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:21,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:21,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:17:21,436 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1075958369] [2020-09-21 12:17:21,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:21,437 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:17:21,437 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729422578] [2020-09-21 12:17:21,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:17:21,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:21,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:17:21,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:17:21,440 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 5 states. [2020-09-21 12:17:21,909 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:22,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:22,562 INFO L93 Difference]: Finished difference Result 204 states and 248 transitions. [2020-09-21 12:17:22,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:17:22,563 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 12:17:22,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:22,566 INFO L225 Difference]: With dead ends: 204 [2020-09-21 12:17:22,566 INFO L226 Difference]: Without dead ends: 136 [2020-09-21 12:17:22,568 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:17:22,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-09-21 12:17:22,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 109. [2020-09-21 12:17:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-09-21 12:17:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2020-09-21 12:17:22,611 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2020-09-21 12:17:22,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:22,612 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2020-09-21 12:17:22,612 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:17:22,612 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2020-09-21 12:17:22,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 12:17:22,614 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:22,614 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] [2020-09-21 12:17:22,614 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:17:22,614 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:22,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:22,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1182119740, now seen corresponding path program 1 times [2020-09-21 12:17:22,615 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:22,616 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1089128841] [2020-09-21 12:17:22,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:22,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:23,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:23,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:23,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 12:17:23,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:23,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1019 [2020-09-21 12:17:23,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:23,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:17:23,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-09-21 12:17:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 12:17:23,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:24,172 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:24,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:24,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-09-21 12:17:24,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:24,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:24,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:24,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:24,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:24,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:24,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:24,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:24,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:24,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:24,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:24,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:24,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 12:17:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:24,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:24,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:24,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:24,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:24,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:24,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:17:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:24,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:24,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:17:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:24,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 12:17:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:24,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:24,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:24,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:24,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:17:24,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:17:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:24,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 12:17:24,412 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1089128841] [2020-09-21 12:17:24,412 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:24,412 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:17:24,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523834499] [2020-09-21 12:17:24,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:17:24,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:24,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:17:24,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:17:24,414 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 8 states. [2020-09-21 12:17:24,800 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:25,933 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-21 12:17:26,635 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 12:17:26,970 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:17:27,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:27,053 INFO L93 Difference]: Finished difference Result 189 states and 237 transitions. [2020-09-21 12:17:27,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 12:17:27,053 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-09-21 12:17:27,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:27,054 INFO L225 Difference]: With dead ends: 189 [2020-09-21 12:17:27,054 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:17:27,057 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:17:27,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:17:27,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:17:27,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:17:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:17:27,058 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-09-21 12:17:27,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:27,058 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:17:27,058 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:17:27,058 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:17:27,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:17:27,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:17:27,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:17:27,255 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:27,415 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:27,577 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:27,738 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:27,899 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:28,008 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 6 [2020-09-21 12:17:28,168 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:28,330 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:28,485 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:28,639 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:28,789 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:28,946 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:29,103 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:29,257 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:29,410 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:29,561 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:29,711 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:29,863 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:30,016 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:30,166 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:30,315 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:30,467 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:30,728 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:30,876 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,024 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,174 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,324 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,481 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,631 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,782 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:31,933 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,083 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,233 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,485 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,633 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,782 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:17:32,897 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 6 [2020-09-21 12:17:33,227 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-09-21 12:17:33,443 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:33,680 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:33,864 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:34,075 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:34,274 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-09-21 12:17:34,488 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:34,716 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:34,903 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:35,115 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:35,330 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:35,578 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:35,811 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-09-21 12:17:36,039 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:36,203 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-09-21 12:17:36,435 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:36,658 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-09-21 12:17:36,683 INFO L268 CegarLoopResult]: For program point L563(lines 563 567) no Hoare annotation was computed. [2020-09-21 12:17:36,683 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 532 587) no Hoare annotation was computed. [2020-09-21 12:17:36,684 INFO L268 CegarLoopResult]: For program point L563-1(lines 563 567) no Hoare annotation was computed. [2020-09-21 12:17:36,684 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-09-21 12:17:36,684 INFO L268 CegarLoopResult]: For program point L557-2(lines 557 578) no Hoare annotation was computed. [2020-09-21 12:17:36,684 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 532 587) no Hoare annotation was computed. [2020-09-21 12:17:36,684 INFO L268 CegarLoopResult]: For program point L579(lines 556 580) no Hoare annotation was computed. [2020-09-21 12:17:36,684 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 532 587) no Hoare annotation was computed. [2020-09-21 12:17:36,685 INFO L268 CegarLoopResult]: For program point L640(lines 613 641) no Hoare annotation was computed. [2020-09-21 12:17:36,685 INFO L268 CegarLoopResult]: For program point L633(line 633) no Hoare annotation was computed. [2020-09-21 12:17:36,685 INFO L268 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-09-21 12:17:36,685 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 588 647) no Hoare annotation was computed. [2020-09-21 12:17:36,685 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 588 647) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point L620(lines 620 624) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point L620-1(lines 620 624) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 588 647) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point L614-2(lines 614 639) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 315 321) the Hoare annotation is: true [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 315 321) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 322 330) no Hoare annotation was computed. [2020-09-21 12:17:36,686 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 322 330) the Hoare annotation is: true [2020-09-21 12:17:36,687 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 322 330) no Hoare annotation was computed. [2020-09-21 12:17:36,687 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 432 439) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:36,687 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 432 439) no Hoare annotation was computed. [2020-09-21 12:17:36,687 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 432 439) no Hoare annotation was computed. [2020-09-21 12:17:36,687 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 440 449) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-09-21 12:17:36,687 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-09-21 12:17:36,687 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 440 449) no Hoare annotation was computed. [2020-09-21 12:17:36,688 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 440 449) no Hoare annotation was computed. [2020-09-21 12:17:36,688 INFO L264 CegarLoopResult]: At program point L465(line 465) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-09-21 12:17:36,688 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 450 478) the Hoare annotation is: true [2020-09-21 12:17:36,688 INFO L268 CegarLoopResult]: For program point L463(lines 463 469) no Hoare annotation was computed. [2020-09-21 12:17:36,688 INFO L268 CegarLoopResult]: For program point L462(lines 462 472) no Hoare annotation was computed. [2020-09-21 12:17:36,688 INFO L271 CegarLoopResult]: At program point L460(line 460) the Hoare annotation is: true [2020-09-21 12:17:36,688 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 450 478) no Hoare annotation was computed. [2020-09-21 12:17:36,688 INFO L268 CegarLoopResult]: For program point L460-1(line 460) no Hoare annotation was computed. [2020-09-21 12:17:36,689 INFO L268 CegarLoopResult]: For program point L458(lines 458 475) no Hoare annotation was computed. [2020-09-21 12:17:36,689 INFO L268 CegarLoopResult]: For program point L458-1(lines 450 478) no Hoare annotation was computed. [2020-09-21 12:17:36,689 INFO L271 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: true [2020-09-21 12:17:36,689 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-09-21 12:17:36,689 INFO L264 CegarLoopResult]: At program point L418-1(line 418) 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))) [2020-09-21 12:17:36,689 INFO L268 CegarLoopResult]: For program point L416(lines 416 423) no Hoare annotation was computed. [2020-09-21 12:17:36,689 INFO L268 CegarLoopResult]: For program point L416-1(lines 416 423) no Hoare annotation was computed. [2020-09-21 12:17:36,689 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-09-21 12:17:36,690 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 406 428) 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))) [2020-09-21 12:17:36,690 INFO L264 CegarLoopResult]: At program point L413(line 413) 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))) [2020-09-21 12:17:36,690 INFO L264 CegarLoopResult]: At program point L412(line 412) 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))) [2020-09-21 12:17:36,690 INFO L264 CegarLoopResult]: At program point L412-1(line 412) 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))) [2020-09-21 12:17:36,690 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 406 428) no Hoare annotation was computed. [2020-09-21 12:17:36,690 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 406 428) no Hoare annotation was computed. [2020-09-21 12:17:36,691 INFO L264 CegarLoopResult]: At program point L418(line 418) 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))) [2020-09-21 12:17:36,691 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 363 386) no Hoare annotation was computed. [2020-09-21 12:17:36,691 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-09-21 12:17:36,691 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 363 386) no Hoare annotation was computed. [2020-09-21 12:17:36,691 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-09-21 12:17:36,691 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 363 386) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-09-21 12:17:36,692 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-09-21 12:17:36,693 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2020-09-21 12:17:36,694 INFO L271 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: true [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point L251-1(line 251) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point L240(lines 240 248) no Hoare annotation was computed. [2020-09-21 12:17:36,694 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 308 314) no Hoare annotation was computed. [2020-09-21 12:17:36,695 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 308 314) the Hoare annotation is: true [2020-09-21 12:17:36,695 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 486 531) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 486 531) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 486 531) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 799 844) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point L819(lines 819 826) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point L813(lines 813 833) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point L813-1(lines 813 833) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 799 844) no Hoare annotation was computed. [2020-09-21 12:17:36,696 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 799 844) no Hoare annotation was computed. [2020-09-21 12:17:36,697 INFO L264 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:36,697 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 395 405) 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))) [2020-09-21 12:17:36,697 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 395 405) no Hoare annotation was computed. [2020-09-21 12:17:36,697 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 395 405) no Hoare annotation was computed. [2020-09-21 12:17:36,697 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2020-09-21 12:17:36,697 INFO L268 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-09-21 12:17:36,697 INFO L268 CegarLoopResult]: For program point L206-1(line 206) no Hoare annotation was computed. [2020-09-21 12:17:36,698 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2020-09-21 12:17:36,698 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2020-09-21 12:17:36,698 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2020-09-21 12:17:36,698 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2020-09-21 12:17:36,698 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2020-09-21 12:17:36,698 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2020-09-21 12:17:36,698 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:36,698 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:36,699 INFO L268 CegarLoopResult]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2020-09-21 12:17:36,699 INFO L264 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:36,699 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:36,699 INFO L268 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-09-21 12:17:36,699 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:36,699 INFO L268 CegarLoopResult]: For program point L166-1(line 166) no Hoare annotation was computed. [2020-09-21 12:17:36,699 INFO L268 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-09-21 12:17:36,700 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2020-09-21 12:17:36,700 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2020-09-21 12:17:36,700 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) 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))) [2020-09-21 12:17:36,700 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-09-21 12:17:36,700 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,700 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-09-21 12:17:36,700 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,701 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-09-21 12:17:36,701 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-09-21 12:17:36,701 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,701 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-09-21 12:17:36,701 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-09-21 12:17:36,701 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,701 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,701 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point L767(lines 767 787) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point L767-1(lines 767 787) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 753 798) no Hoare annotation was computed. [2020-09-21 12:17:36,702 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 753 798) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 753 798) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point L773(lines 773 780) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 925 933) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 925 933) the Hoare annotation is: true [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 925 933) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 893 915) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 893 915) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point L901(lines 901 909) no Hoare annotation was computed. [2020-09-21 12:17:36,703 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 893 915) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point L901-2(lines 901 909) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 298 307) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 298 307) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 298 307) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 650 752) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point L700(lines 699 719) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point L731(line 731) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-09-21 12:17:36,704 INFO L268 CegarLoopResult]: For program point L696(lines 696 737) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 650 752) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L674(lines 674 678) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L738(lines 738 749) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L701(lines 701 705) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L699-2(lines 699 719) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 650 752) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L720(lines 698 721) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L679(lines 679 695) no Hoare annotation was computed. [2020-09-21 12:17:36,705 INFO L268 CegarLoopResult]: For program point L739(lines 739 746) no Hoare annotation was computed. [2020-09-21 12:17:36,706 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,706 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:17:36,706 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,706 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2020-09-21 12:17:36,706 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 916 924) the Hoare annotation is: true [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 916 924) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 916 924) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 872 883) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point L876-1(lines 872 883) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 872 883) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,707 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 12:17:36,708 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:36,708 INFO L264 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2020-09-21 12:17:36,708 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point L132(lines 128 150) no Hoare annotation was computed. [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point L130(lines 128 150) no Hoare annotation was computed. [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 333 362) no Hoare annotation was computed. [2020-09-21 12:17:36,708 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 333 362) the Hoare annotation is: true [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-09-21 12:17:36,708 INFO L271 CegarLoopResult]: At program point L347-1(lines 347 351) the Hoare annotation is: true [2020-09-21 12:17:36,708 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-09-21 12:17:36,709 INFO L271 CegarLoopResult]: At program point L343-2(lines 343 357) the Hoare annotation is: true [2020-09-21 12:17:36,709 INFO L271 CegarLoopResult]: At program point L339(line 339) the Hoare annotation is: true [2020-09-21 12:17:36,709 INFO L268 CegarLoopResult]: For program point L339-1(line 339) no Hoare annotation was computed. [2020-09-21 12:17:36,709 INFO L271 CegarLoopResult]: At program point L358(lines 333 362) the Hoare annotation is: true [2020-09-21 12:17:36,709 INFO L268 CegarLoopResult]: For program point L354(line 354) no Hoare annotation was computed. [2020-09-21 12:17:36,709 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 884 892) no Hoare annotation was computed. [2020-09-21 12:17:36,709 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 884 892) no Hoare annotation was computed. [2020-09-21 12:17:36,709 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 884 892) no Hoare annotation was computed. [2020-09-21 12:17:36,709 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 848 859) the Hoare annotation is: true [2020-09-21 12:17:36,710 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 848 859) no Hoare annotation was computed. [2020-09-21 12:17:36,710 INFO L268 CegarLoopResult]: For program point L852-1(lines 848 859) no Hoare annotation was computed. [2020-09-21 12:17:36,710 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 387 393) no Hoare annotation was computed. [2020-09-21 12:17:36,710 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 387 393) the Hoare annotation is: true [2020-09-21 12:17:36,710 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,710 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-09-21 12:17:36,710 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:17:36,710 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:17:36,711 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 276 283) no Hoare annotation was computed. [2020-09-21 12:17:36,711 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 276 283) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,711 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 276 283) no Hoare annotation was computed. [2020-09-21 12:17:36,711 INFO L268 CegarLoopResult]: For program point L864-1(lines 860 871) no Hoare annotation was computed. [2020-09-21 12:17:36,711 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 860 871) no Hoare annotation was computed. [2020-09-21 12:17:36,711 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 860 871) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-09-21 12:17:36,711 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 285 292) no Hoare annotation was computed. [2020-09-21 12:17:36,712 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 289) no Hoare annotation was computed. [2020-09-21 12:17:36,712 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 285 292) the Hoare annotation is: true [2020-09-21 12:17:36,712 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 285 292) no Hoare annotation was computed. [2020-09-21 12:17:36,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:17:36 BoogieIcfgContainer [2020-09-21 12:17:36,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:17:36,734 INFO L168 Benchmark]: Toolchain (without parser) took 22288.89 ms. Allocated memory was 147.3 MB in the beginning and 461.4 MB in the end (delta: 314.0 MB). Free memory was 101.7 MB in the beginning and 181.2 MB in the end (delta: -79.6 MB). Peak memory consumption was 322.8 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:36,735 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:17:36,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.78 ms. Allocated memory was 147.3 MB in the beginning and 206.6 MB in the end (delta: 59.2 MB). Free memory was 101.0 MB in the beginning and 176.5 MB in the end (delta: -75.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:36,737 INFO L168 Benchmark]: Boogie Preprocessor took 102.74 ms. Allocated memory is still 206.6 MB. Free memory was 176.5 MB in the beginning and 172.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:36,738 INFO L168 Benchmark]: RCFGBuilder took 1196.94 ms. Allocated memory was 206.6 MB in the beginning and 235.4 MB in the end (delta: 28.8 MB). Free memory was 172.4 MB in the beginning and 199.3 MB in the end (delta: -26.8 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:36,739 INFO L168 Benchmark]: TraceAbstraction took 20264.84 ms. Allocated memory was 235.4 MB in the beginning and 461.4 MB in the end (delta: 226.0 MB). Free memory was 199.3 MB in the beginning and 181.2 MB in the end (delta: 18.0 MB). Peak memory consumption was 332.3 MB. Max. memory is 7.1 GB. [2020-09-21 12:17:36,744 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 714.78 ms. Allocated memory was 147.3 MB in the beginning and 206.6 MB in the end (delta: 59.2 MB). Free memory was 101.0 MB in the beginning and 176.5 MB in the end (delta: -75.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.74 ms. Allocated memory is still 206.6 MB. Free memory was 176.5 MB in the beginning and 172.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1196.94 ms. Allocated memory was 206.6 MB in the beginning and 235.4 MB in the end (delta: 28.8 MB). Free memory was 172.4 MB in the beginning and 199.3 MB in the end (delta: -26.8 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20264.84 ms. Allocated memory was 235.4 MB in the beginning and 461.4 MB in the end (delta: 226.0 MB). Free memory was 199.3 MB in the beginning and 181.2 MB in the end (delta: 18.0 MB). Peak memory consumption was 332.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 289]: 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: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.5s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 307 SDtfs, 314 SDslu, 208 SDs, 0 SdLazy, 617 SolverSat, 180 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, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred 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, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 160 PreInvPairs, 180 NumberOfFragments, 559 HoareAnnotationTreeSize, 160 FomulaSimplifications, 3546 FormulaSimplificationTreeSizeReduction, 5.9s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4821 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 48383 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...