/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:13:50,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:13:50,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:13:50,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:13:50,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:13:50,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:13:50,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:13:50,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:13:50,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:13:50,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:13:50,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:13:50,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:13:50,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:13:50,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:13:50,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:13:50,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:13:50,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:13:50,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:13:50,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:13:50,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:13:50,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:13:50,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:13:50,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:13:50,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:13:50,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:13:50,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:13:50,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:13:50,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:13:50,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:13:50,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:13:50,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:13:50,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:13:50,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:13:50,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:13:50,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:13:50,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:13:50,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:13:50,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:13:50,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:13:50,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:13:50,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:13:50,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:13:50,134 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:13:50,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:13:50,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:13:50,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:13:50,137 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:13:50,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:13:50,138 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:13:50,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:13:50,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:13:50,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:13:50,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:13:50,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:13:50,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:13:50,139 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:13:50,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:13:50,141 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:13:50,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:13:50,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:13:50,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:13:50,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:13:50,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:13:50,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:13:50,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:13:50,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:13:50,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:13:50,143 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:13:50,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:13:50,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:13:50,144 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:13:50,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:13:50,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:13:50,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:13:50,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:13:50,468 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:13:50,468 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:13:50,469 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-10-14 07:13:50,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/95e9fbdc1/aece0d4bc5124d5091cdcc966bdca1d6/FLAGc741b1017 [2020-10-14 07:13:51,131 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:13:51,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2020-10-14 07:13:51,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/95e9fbdc1/aece0d4bc5124d5091cdcc966bdca1d6/FLAGc741b1017 [2020-10-14 07:13:51,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/95e9fbdc1/aece0d4bc5124d5091cdcc966bdca1d6 [2020-10-14 07:13:51,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:13:51,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:13:51,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:13:51,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:13:51,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:13:51,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:51" (1/1) ... [2020-10-14 07:13:51,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20abf48c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:51, skipping insertion in model container [2020-10-14 07:13:51,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:51" (1/1) ... [2020-10-14 07:13:51,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:13:51,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:13:51,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:13:51,997 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:13:52,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:13:52,116 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:13:52,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52 WrapperNode [2020-10-14 07:13:52,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:13:52,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:13:52,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:13:52,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:13:52,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... [2020-10-14 07:13:52,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:13:52,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:13:52,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:13:52,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:13:52,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:13:52,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:13:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:13:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:13:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:13:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:13:52,319 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:13:52,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 07:13:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:13:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:13:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:13:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:13:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:13:52,321 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:13:52,322 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:13:52,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:13:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:13:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:13:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:13:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:13:52,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:13:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:13:52,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:13:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:13:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:13:52,325 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:13:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:13:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:13:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:13:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:13:52,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:13:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:13:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:13:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:13:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:13:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:13:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:13:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:13:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:13:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:13:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:13:52,330 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:13:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:13:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:13:52,331 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:13:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:13:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:13:52,332 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:13:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:13:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:13:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:13:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:13:52,333 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 07:13:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:13:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:13:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:13:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:13:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:13:52,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:13:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:13:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:13:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:13:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:13:52,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:13:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:13:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:13:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:13:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:13:52,336 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:13:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:13:52,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:13:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:13:52,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:13:52,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:13:52,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:13:53,511 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:13:53,512 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:13:53,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:53 BoogieIcfgContainer [2020-10-14 07:13:53,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:13:53,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:13:53,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:13:53,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:13:53,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:13:51" (1/3) ... [2020-10-14 07:13:53,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a16d2e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:53, skipping insertion in model container [2020-10-14 07:13:53,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:52" (2/3) ... [2020-10-14 07:13:53,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a16d2e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:53, skipping insertion in model container [2020-10-14 07:13:53,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:53" (3/3) ... [2020-10-14 07:13:53,526 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11.cil.c [2020-10-14 07:13:53,536 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:13:53,545 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:13:53,560 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:13:53,585 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:13:53,585 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:13:53,585 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:13:53,586 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:13:53,586 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:13:53,586 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:13:53,586 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:13:53,586 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:13:53,608 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2020-10-14 07:13:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:13:53,617 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:53,619 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:13:53,619 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:53,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:53,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1153338705, now seen corresponding path program 1 times [2020-10-14 07:13:53,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:53,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [930442644] [2020-10-14 07:13:53,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:54,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:54,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:55,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:55,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:56,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:58,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:58,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:13:58,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:58,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:13:58,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:58,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:58,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:58,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:13:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:58,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:13:59,264 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:59,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:59,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:13:59,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:59,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:59,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:59,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:59,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:59,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:59,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:59,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:59,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:59,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:59,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:59,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:59,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:59,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:13:59,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:59,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:59,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:59,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:13:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:59,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:59,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:59,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:59,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:59,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:59,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:59,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:59,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:59,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:13:59,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [930442644] [2020-10-14 07:13:59,378 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:59,378 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:13:59,379 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3066664] [2020-10-14 07:13:59,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:13:59,385 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:59,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:13:59,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:13:59,403 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 3 states. [2020-10-14 07:14:00,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:00,374 INFO L93 Difference]: Finished difference Result 219 states and 293 transitions. [2020-10-14 07:14:00,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:14:00,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:14:00,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:00,390 INFO L225 Difference]: With dead ends: 219 [2020-10-14 07:14:00,390 INFO L226 Difference]: Without dead ends: 120 [2020-10-14 07:14:00,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:14:00,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-14 07:14:00,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90. [2020-10-14 07:14:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-14 07:14:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-10-14 07:14:00,471 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2020-10-14 07:14:00,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:00,472 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-10-14 07:14:00,472 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:14:00,472 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-10-14 07:14:00,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:14:00,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:00,475 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:00,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:14:00,476 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:00,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:00,477 INFO L82 PathProgramCache]: Analyzing trace with hash -976475527, now seen corresponding path program 1 times [2020-10-14 07:14:00,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:00,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490464739] [2020-10-14 07:14:00,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:00,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:00,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:00,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:02,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:03,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:14:05,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:05,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4684 [2020-10-14 07:14:05,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:14:05,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:14:05,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,490 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:05,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:05,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 07:14:05,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:05,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:05,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:05,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:05,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:05,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:05,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:05,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:05,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:05,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:05,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:05,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:05,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:14:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:05,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:05,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:05,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:14:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:05,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:05,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:05,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:05,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:05,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:05,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:05,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:05,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:05,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:05,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:05,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:05,578 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490464739] [2020-10-14 07:14:05,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:05,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:14:05,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587106060] [2020-10-14 07:14:05,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:14:05,581 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:05,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:14:05,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:14:05,581 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2020-10-14 07:14:06,048 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:14:06,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:06,533 INFO L93 Difference]: Finished difference Result 143 states and 174 transitions. [2020-10-14 07:14:06,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:14:06,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:14:06,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:06,536 INFO L225 Difference]: With dead ends: 143 [2020-10-14 07:14:06,536 INFO L226 Difference]: Without dead ends: 104 [2020-10-14 07:14:06,538 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:14:06,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-14 07:14:06,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 81. [2020-10-14 07:14:06,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-14 07:14:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-10-14 07:14:06,572 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2020-10-14 07:14:06,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:06,573 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-10-14 07:14:06,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:14:06,573 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-10-14 07:14:06,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 07:14:06,575 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:06,575 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:06,575 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:14:06,575 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:06,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:06,576 INFO L82 PathProgramCache]: Analyzing trace with hash 560294279, now seen corresponding path program 1 times [2020-10-14 07:14:06,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:06,576 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531589454] [2020-10-14 07:14:06,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:06,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:06,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:07,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:08,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:08,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:08,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 07:14:08,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:14:08,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2125 [2020-10-14 07:14:08,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:08,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:08,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:14:08,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 07:14:08,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:14:08,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,022 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:09,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:09,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:14:09,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:09,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:09,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:09,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:09,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:09,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:09,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:09,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:09,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:09,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:09,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:09,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:09,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:09,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:09,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:09,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:09,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:09,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 07:14:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:09,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:09,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:09,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:09,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 07:14:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:09,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:09,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:09,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:09,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:14:09,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:09,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:14:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:09,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:09,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:09,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531589454] [2020-10-14 07:14:09,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:09,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:14:09,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534819201] [2020-10-14 07:14:09,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:14:09,129 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:09,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:14:09,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:14:09,129 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 7 states. [2020-10-14 07:14:09,549 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:14:10,316 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:10,607 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:14:10,852 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:10,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:10,941 INFO L93 Difference]: Finished difference Result 144 states and 179 transitions. [2020-10-14 07:14:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:14:10,942 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-14 07:14:10,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:10,942 INFO L225 Difference]: With dead ends: 144 [2020-10-14 07:14:10,943 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:14:10,944 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:14:10,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:14:10,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:14:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:14:10,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:14:10,945 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-14 07:14:10,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:10,946 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:14:10,946 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:14:10,946 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:14:10,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:14:10,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:14:10,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:14:12,009 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:12,156 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:12,301 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:12,445 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:12,587 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:12,728 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:12,882 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:13,092 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:13,245 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:13,403 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:13,568 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:13,705 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:13,894 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:14,037 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-14 07:14:14,199 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-14 07:14:14,205 INFO L268 CegarLoopResult]: For program point L574(lines 551 575) no Hoare annotation was computed. [2020-10-14 07:14:14,205 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 527 582) no Hoare annotation was computed. [2020-10-14 07:14:14,205 INFO L268 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-10-14 07:14:14,205 INFO L268 CegarLoopResult]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2020-10-14 07:14:14,205 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 527 582) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point L552-2(lines 552 573) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 527 582) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point L609-2(lines 609 634) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point L635(lines 608 636) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 583 642) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 583 642) no Hoare annotation was computed. [2020-10-14 07:14:14,206 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 583 642) no Hoare annotation was computed. [2020-10-14 07:14:14,207 INFO L268 CegarLoopResult]: For program point L615(lines 615 619) no Hoare annotation was computed. [2020-10-14 07:14:14,207 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2020-10-14 07:14:14,207 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-14 07:14:14,207 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 859 865) the Hoare annotation is: true [2020-10-14 07:14:14,207 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 859 865) no Hoare annotation was computed. [2020-10-14 07:14:14,207 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 866 874) no Hoare annotation was computed. [2020-10-14 07:14:14,207 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 866 874) the Hoare annotation is: true [2020-10-14 07:14:14,208 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 866 874) no Hoare annotation was computed. [2020-10-14 07:14:14,208 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 270 294) the Hoare annotation is: true [2020-10-14 07:14:14,208 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:14:14,208 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-10-14 07:14:14,208 INFO L271 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: true [2020-10-14 07:14:14,208 INFO L268 CegarLoopResult]: For program point L280-1(line 280) no Hoare annotation was computed. [2020-10-14 07:14:14,208 INFO L268 CegarLoopResult]: For program point L278(lines 278 291) no Hoare annotation was computed. [2020-10-14 07:14:14,208 INFO L268 CegarLoopResult]: For program point L278-1(lines 270 294) no Hoare annotation was computed. [2020-10-14 07:14:14,209 INFO L271 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: true [2020-10-14 07:14:14,209 INFO L268 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2020-10-14 07:14:14,209 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 270 294) no Hoare annotation was computed. [2020-10-14 07:14:14,209 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 451 473) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,209 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 451 473) no Hoare annotation was computed. [2020-10-14 07:14:14,209 INFO L264 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,209 INFO L264 CegarLoopResult]: At program point L463-1(line 463) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,209 INFO L268 CegarLoopResult]: For program point L461(lines 461 468) no Hoare annotation was computed. [2020-10-14 07:14:14,210 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 451 473) no Hoare annotation was computed. [2020-10-14 07:14:14,210 INFO L268 CegarLoopResult]: For program point L461-1(lines 461 468) no Hoare annotation was computed. [2020-10-14 07:14:14,210 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-14 07:14:14,210 INFO L264 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,210 INFO L264 CegarLoopResult]: At program point L457(line 457) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,210 INFO L264 CegarLoopResult]: At program point L457-1(line 457) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,210 INFO L268 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 407 430) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 407 430) no Hoare annotation was computed. [2020-10-14 07:14:14,211 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 407 430) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-10-14 07:14:14,212 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 183 197) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 183 197) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 183 197) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 93 100) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 93 100) no Hoare annotation was computed. [2020-10-14 07:14:14,213 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 93 100) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point L154(lines 154 162) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point L177-1(line 177) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 147 182) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 147 182) no Hoare annotation was computed. [2020-10-14 07:14:14,214 INFO L268 CegarLoopResult]: For program point L166(lines 166 174) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 147 182) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 852 858) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 852 858) the Hoare annotation is: true [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 481 526) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 481 526) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 481 526) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 794 839) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point L814(lines 814 821) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 794 839) no Hoare annotation was computed. [2020-10-14 07:14:14,215 INFO L268 CegarLoopResult]: For program point L808(lines 808 828) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 794 839) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 438 447) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 438 447) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 438 447) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 127 137) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 127 137) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 127 137) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L268 CegarLoopResult]: For program point L132-1(line 132) no Hoare annotation was computed. [2020-10-14 07:14:14,216 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2020-10-14 07:14:14,217 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2020-10-14 07:14:14,217 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2020-10-14 07:14:14,217 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 86 92) no Hoare annotation was computed. [2020-10-14 07:14:14,217 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 86 92) the Hoare annotation is: true [2020-10-14 07:14:14,217 INFO L264 CegarLoopResult]: At program point testENTRY(lines 202 267) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:14:14,217 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,217 INFO L268 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-10-14 07:14:14,218 INFO L264 CegarLoopResult]: At program point L248-1(lines 242 255) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,218 INFO L268 CegarLoopResult]: For program point testFINAL(lines 202 267) no Hoare annotation was computed. [2020-10-14 07:14:14,218 INFO L268 CegarLoopResult]: For program point L213(lines 212 259) no Hoare annotation was computed. [2020-10-14 07:14:14,218 INFO L268 CegarLoopResult]: For program point L242(lines 242 255) no Hoare annotation was computed. [2020-10-14 07:14:14,218 INFO L264 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,218 INFO L268 CegarLoopResult]: For program point L232(lines 232 238) no Hoare annotation was computed. [2020-10-14 07:14:14,218 INFO L268 CegarLoopResult]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2020-10-14 07:14:14,219 INFO L264 CegarLoopResult]: At program point L257(lines 212 259) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,219 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,219 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-10-14 07:14:14,219 INFO L268 CegarLoopResult]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2020-10-14 07:14:14,219 INFO L268 CegarLoopResult]: For program point L214(lines 214 218) no Hoare annotation was computed. [2020-10-14 07:14:14,219 INFO L264 CegarLoopResult]: At program point L260(lines 211 261) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-14 07:14:14,219 INFO L268 CegarLoopResult]: For program point testEXIT(lines 202 267) no Hoare annotation was computed. [2020-10-14 07:14:14,219 INFO L268 CegarLoopResult]: For program point L768(lines 768 775) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point L762(lines 762 782) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 748 793) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point L762-1(lines 762 782) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 748 793) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 748 793) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point L351(lines 351 359) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point L351-2(lines 351 359) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 343 365) no Hoare annotation was computed. [2020-10-14 07:14:14,220 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 343 365) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 343 365) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 645 747) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point L669(lines 669 673) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point L733(lines 733 744) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point L696(lines 696 700) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point L694-2(lines 694 714) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point L715(lines 693 716) no Hoare annotation was computed. [2020-10-14 07:14:14,221 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 645 747) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L674(lines 674 690) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L734(lines 734 741) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L695(lines 694 714) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L726-1(line 726) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L691(lines 691 732) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 645 747) no Hoare annotation was computed. [2020-10-14 07:14:14,222 INFO L268 CegarLoopResult]: For program point L710(line 710) no Hoare annotation was computed. [2020-10-14 07:14:14,223 INFO L268 CegarLoopResult]: For program point L710-1(line 710) no Hoare annotation was computed. [2020-10-14 07:14:14,223 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 842 851) no Hoare annotation was computed. [2020-10-14 07:14:14,223 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 842 851) no Hoare annotation was computed. [2020-10-14 07:14:14,223 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 842 851) no Hoare annotation was computed. [2020-10-14 07:14:14,223 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,223 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:14:14,224 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,224 INFO L268 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-14 07:14:14,224 INFO L268 CegarLoopResult]: For program point L113-1(lines 102 118) no Hoare annotation was computed. [2020-10-14 07:14:14,224 INFO L268 CegarLoopResult]: For program point L109(lines 109 115) no Hoare annotation was computed. [2020-10-14 07:14:14,224 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 102 118) no Hoare annotation was computed. [2020-10-14 07:14:14,224 INFO L268 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-14 07:14:14,225 INFO L268 CegarLoopResult]: For program point L107-1(line 107) no Hoare annotation was computed. [2020-10-14 07:14:14,225 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 102 118) no Hoare annotation was computed. [2020-10-14 07:14:14,225 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 366 374) the Hoare annotation is: true [2020-10-14 07:14:14,225 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 366 374) no Hoare annotation was computed. [2020-10-14 07:14:14,225 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 366 374) no Hoare annotation was computed. [2020-10-14 07:14:14,225 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 322 333) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:14:14,225 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 322 333) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point L326-1(lines 322 333) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 334 342) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 334 342) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 334 342) no Hoare annotation was computed. [2020-10-14 07:14:14,226 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 62 85) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,227 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,227 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 62 85) no Hoare annotation was computed. [2020-10-14 07:14:14,227 INFO L264 CegarLoopResult]: At program point L73(lines 73 79) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,227 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 62 85) no Hoare annotation was computed. [2020-10-14 07:14:14,227 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:14:14,227 INFO L268 CegarLoopResult]: For program point L66(lines 65 84) no Hoare annotation was computed. [2020-10-14 07:14:14,228 INFO L271 CegarLoopResult]: At program point L387-2(lines 387 401) the Hoare annotation is: true [2020-10-14 07:14:14,228 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 377 406) no Hoare annotation was computed. [2020-10-14 07:14:14,228 INFO L271 CegarLoopResult]: At program point L383(line 383) the Hoare annotation is: true [2020-10-14 07:14:14,228 INFO L268 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-10-14 07:14:14,228 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 377 406) the Hoare annotation is: true [2020-10-14 07:14:14,228 INFO L271 CegarLoopResult]: At program point L402(lines 377 406) the Hoare annotation is: true [2020-10-14 07:14:14,228 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-10-14 07:14:14,228 INFO L268 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2020-10-14 07:14:14,229 INFO L271 CegarLoopResult]: At program point L391-1(lines 391 395) the Hoare annotation is: true [2020-10-14 07:14:14,229 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-10-14 07:14:14,229 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 298 309) the Hoare annotation is: true [2020-10-14 07:14:14,229 INFO L268 CegarLoopResult]: For program point L302-1(lines 298 309) no Hoare annotation was computed. [2020-10-14 07:14:14,229 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 298 309) no Hoare annotation was computed. [2020-10-14 07:14:14,229 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 431 437) no Hoare annotation was computed. [2020-10-14 07:14:14,229 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 431 437) the Hoare annotation is: true [2020-10-14 07:14:14,229 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,230 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:14:14,230 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:14:14,230 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:14,230 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 310 321) no Hoare annotation was computed. [2020-10-14 07:14:14,230 INFO L268 CegarLoopResult]: For program point L314-1(lines 310 321) no Hoare annotation was computed. [2020-10-14 07:14:14,230 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 310 321) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:14,230 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:14:14,231 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-14 07:14:14,231 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-14 07:14:14,231 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:14:14,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:14:14 BoogieIcfgContainer [2020-10-14 07:14:14,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:14:14,250 INFO L168 Benchmark]: Toolchain (without parser) took 22832.82 ms. Allocated memory was 147.3 MB in the beginning and 596.6 MB in the end (delta: 449.3 MB). Free memory was 102.2 MB in the beginning and 253.4 MB in the end (delta: -151.2 MB). Peak memory consumption was 464.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:14,251 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 07:14:14,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.94 ms. Allocated memory was 147.3 MB in the beginning and 202.9 MB in the end (delta: 55.6 MB). Free memory was 101.8 MB in the beginning and 167.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:14,253 INFO L168 Benchmark]: Boogie Preprocessor took 101.05 ms. Allocated memory is still 202.9 MB. Free memory was 167.8 MB in the beginning and 164.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:14,254 INFO L168 Benchmark]: RCFGBuilder took 1297.89 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 164.0 MB in the beginning and 195.6 MB in the end (delta: -31.6 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:14,255 INFO L168 Benchmark]: TraceAbstraction took 20729.44 ms. Allocated memory was 234.9 MB in the beginning and 596.6 MB in the end (delta: 361.8 MB). Free memory was 195.6 MB in the beginning and 253.4 MB in the end (delta: -57.9 MB). Peak memory consumption was 470.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:14,259 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 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.94 ms. Allocated memory was 147.3 MB in the beginning and 202.9 MB in the end (delta: 55.6 MB). Free memory was 101.8 MB in the beginning and 167.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.05 ms. Allocated memory is still 202.9 MB. Free memory was 167.8 MB in the beginning and 164.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1297.89 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 164.0 MB in the beginning and 195.6 MB in the end (delta: -31.6 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20729.44 ms. Allocated memory was 234.9 MB in the beginning and 596.6 MB in the end (delta: 361.8 MB). Free memory was 195.6 MB in the beginning and 253.4 MB in the end (delta: -57.9 MB). Peak memory consumption was 470.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 225 SDtfs, 239 SDslu, 91 SDs, 0 SdLazy, 456 SolverSat, 129 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 53 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 115 PreInvPairs, 131 NumberOfFragments, 478 HoareAnnotationTreeSize, 115 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 44 FomulaSimplificationsInter, 4402 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.0s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 34328 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...