/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:46:35,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:46:35,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:46:35,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:46:35,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:46:35,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:46:35,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:46:35,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:46:35,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:46:35,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:46:35,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:46:35,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:46:35,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:46:35,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:46:35,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:46:35,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:46:35,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:46:35,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:46:35,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:46:35,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:46:35,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:46:35,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:46:35,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:46:35,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:46:35,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:46:35,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:46:35,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:46:35,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:46:35,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:46:35,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:46:35,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:46:35,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:46:35,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:46:35,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:46:35,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:46:35,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:46:35,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:46:35,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:46:35,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:46:35,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:46:35,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:46:35,157 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 [2020-10-15 01:46:35,202 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:46:35,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:46:35,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:46:35,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:46:35,208 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:46:35,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:46:35,209 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:46:35,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:46:35,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:46:35,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:46:35,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:46:35,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:46:35,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:46:35,210 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:46:35,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:46:35,210 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:46:35,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:46:35,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:46:35,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:46:35,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:46:35,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:46:35,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:46:35,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:46:35,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:46:35,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:46:35,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:46:35,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:46:35,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:46:35,213 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:46:35,213 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:46:35,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:46:35,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:46:35,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:46:35,535 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:46:35,536 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:46:35,536 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-10-15 01:46:35,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7702db7b7/ff964cafb9fb4021b3a40cedb47e3afb/FLAGc1cd1a140 [2020-10-15 01:46:36,125 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:46:36,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-10-15 01:46:36,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7702db7b7/ff964cafb9fb4021b3a40cedb47e3afb/FLAGc1cd1a140 [2020-10-15 01:46:36,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7702db7b7/ff964cafb9fb4021b3a40cedb47e3afb [2020-10-15 01:46:36,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:46:36,457 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:46:36,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:46:36,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:46:36,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:46:36,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:46:36" (1/1) ... [2020-10-15 01:46:36,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a47163c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:36, skipping insertion in model container [2020-10-15 01:46:36,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:46:36" (1/1) ... [2020-10-15 01:46:36,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:46:36,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:46:37,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:46:37,036 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:46:37,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:46:37,144 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:46:37,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37 WrapperNode [2020-10-15 01:46:37,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:46:37,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:46:37,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:46:37,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:46:37,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (1/1) ... [2020-10-15 01:46:37,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:46:37,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:46:37,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:46:37,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:46:37,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (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 [2020-10-15 01:46:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:46:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:46:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:46:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:46:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:46:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:46:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:46:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:46:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:46:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:46:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:46:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:46:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:46:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-15 01:46:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:46:37,325 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:46:37,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:46:37,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:46:37,325 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:46:37,325 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-15 01:46:37,326 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:46:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:46:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:46:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:46:37,328 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:46:37,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:46:37,329 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:46:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:46:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:46:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:46:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:46:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:46:37,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:46:37,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:46:37,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:46:37,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:46:37,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:46:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:46:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:46:37,331 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:46:37,332 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:46:37,332 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:46:37,332 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:46:37,332 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:46:37,332 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:46:37,332 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:46:37,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:46:37,333 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:46:37,333 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:46:37,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:46:37,333 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:46:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-15 01:46:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:46:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:46:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:46:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:46:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:46:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:46:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:46:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:46:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:46:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:46:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:46:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:46:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:46:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:46:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:46:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:46:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:46:38,428 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:46:38,428 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:46:38,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:46:38 BoogieIcfgContainer [2020-10-15 01:46:38,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:46:38,435 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:46:38,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:46:38,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:46:38,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:46:36" (1/3) ... [2020-10-15 01:46:38,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@329c120a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:46:38, skipping insertion in model container [2020-10-15 01:46:38,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:46:37" (2/3) ... [2020-10-15 01:46:38,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@329c120a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:46:38, skipping insertion in model container [2020-10-15 01:46:38,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:46:38" (3/3) ... [2020-10-15 01:46:38,443 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2020-10-15 01:46:38,454 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:46:38,463 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:46:38,478 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:46:38,503 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:46:38,503 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:46:38,503 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:46:38,504 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:46:38,504 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:46:38,504 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:46:38,504 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:46:38,505 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:46:38,529 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2020-10-15 01:46:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:46:38,539 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:46:38,540 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] [2020-10-15 01:46:38,541 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:46:38,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:46:38,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1570984683, now seen corresponding path program 1 times [2020-10-15 01:46:38,558 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:46:38,558 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420910898] [2020-10-15 01:46:38,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:46:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:38,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:39,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:39,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:40,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:41,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:46:43,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:46:43,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 01:46:43,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:46:43,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:43,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:46:43,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-15 01:46:44,489 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:44,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-15 01:46:44,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:46:44,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:44,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:44,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:44,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:44,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:44,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:44,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:44,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:46:44,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:44,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:44,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:44,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:46:44,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:44,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:44,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:46:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:46:44,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:44,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:44,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:46:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:46:44,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:44,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:44,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:46:44,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420910898] [2020-10-15 01:46:44,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:46:44,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:46:44,872 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041094016] [2020-10-15 01:46:44,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:46:44,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:44,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:46:44,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:46:44,934 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 7 states. [2020-10-15 01:46:45,450 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:46,528 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:46,818 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:47,085 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:47,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:47,373 INFO L93 Difference]: Finished difference Result 203 states and 264 transitions. [2020-10-15 01:46:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 01:46:47,376 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:46:47,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:47,382 INFO L225 Difference]: With dead ends: 203 [2020-10-15 01:46:47,382 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:46:47,387 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:46:47,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:46:47,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:46:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:46:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:46:47,411 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2020-10-15 01:46:47,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:47,412 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:46:47,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:46:47,412 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:46:47,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:46:47,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:46:47,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:46:48,592 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:48,762 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:48,921 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:49,098 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:49,243 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:49,402 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:49,575 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:49,704 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:49,894 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:50,047 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:50,196 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:50,346 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:50,517 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:50,659 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:50,835 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:50,972 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:51,110 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:51,252 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-15 01:46:51,413 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:51,601 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 11 [2020-10-15 01:46:51,764 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2020-10-15 01:46:51,770 INFO L268 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2020-10-15 01:46:51,770 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 564 619) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point L589-2(lines 589 610) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 564 619) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point L611(lines 588 612) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 564 619) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point L672(lines 645 673) no Hoare annotation was computed. [2020-10-15 01:46:51,771 INFO L268 CegarLoopResult]: For program point L665(line 665) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 620 679) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 620 679) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point L652(lines 652 656) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point L652-1(lines 652 656) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 620 679) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-10-15 01:46:51,772 INFO L268 CegarLoopResult]: For program point L646-2(lines 646 671) no Hoare annotation was computed. [2020-10-15 01:46:51,773 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 399 405) the Hoare annotation is: true [2020-10-15 01:46:51,773 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 399 405) no Hoare annotation was computed. [2020-10-15 01:46:51,773 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 406 414) no Hoare annotation was computed. [2020-10-15 01:46:51,773 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 406 414) the Hoare annotation is: true [2020-10-15 01:46:51,773 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 406 414) no Hoare annotation was computed. [2020-10-15 01:46:51,773 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2020-10-15 01:46:51,774 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2020-10-15 01:46:51,774 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,774 INFO L268 CegarLoopResult]: For program point L140(lines 140 146) no Hoare annotation was computed. [2020-10-15 01:46:51,774 INFO L271 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: true [2020-10-15 01:46:51,774 INFO L268 CegarLoopResult]: For program point L138-1(line 138) no Hoare annotation was computed. [2020-10-15 01:46:51,774 INFO L268 CegarLoopResult]: For program point L136(lines 136 149) no Hoare annotation was computed. [2020-10-15 01:46:51,774 INFO L268 CegarLoopResult]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2020-10-15 01:46:51,775 INFO L271 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: true [2020-10-15 01:46:51,775 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-10-15 01:46:51,775 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 488 510) 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))) [2020-10-15 01:46:51,775 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2020-10-15 01:46:51,775 INFO L264 CegarLoopResult]: At program point L500(line 500) 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))) [2020-10-15 01:46:51,775 INFO L264 CegarLoopResult]: At program point L500-1(line 500) 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))) [2020-10-15 01:46:51,776 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-10-15 01:46:51,776 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2020-10-15 01:46:51,776 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-15 01:46:51,776 INFO L264 CegarLoopResult]: At program point L495(line 495) 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))) [2020-10-15 01:46:51,776 INFO L264 CegarLoopResult]: At program point L494(line 494) 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))) [2020-10-15 01:46:51,776 INFO L264 CegarLoopResult]: At program point L494-1(line 494) 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))) [2020-10-15 01:46:51,776 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 447 470) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 447 470) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 447 470) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-15 01:46:51,777 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-15 01:46:51,778 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-15 01:46:51,779 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-15 01:46:51,779 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 354 368) no Hoare annotation was computed. [2020-10-15 01:46:51,779 INFO L264 CegarLoopResult]: At program point L360(line 360) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-15 01:46:51,779 INFO L268 CegarLoopResult]: For program point L358(lines 358 364) no Hoare annotation was computed. [2020-10-15 01:46:51,779 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 354 368) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-15 01:46:51,779 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 354 368) no Hoare annotation was computed. [2020-10-15 01:46:51,779 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 264 271) no Hoare annotation was computed. [2020-10-15 01:46:51,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 264 271) no Hoare annotation was computed. [2020-10-15 01:46:51,780 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 264 271) no Hoare annotation was computed. [2020-10-15 01:46:51,780 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2020-10-15 01:46:51,780 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2020-10-15 01:46:51,780 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2020-10-15 01:46:51,780 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-15 01:46:51,780 INFO L268 CegarLoopResult]: For program point L348-1(line 348) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point L337(lines 337 345) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point L325(lines 325 333) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2020-10-15 01:46:51,781 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 392 398) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 392 398) the Hoare annotation is: true [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 518 563) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 518 563) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 518 563) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 831 876) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point L851(lines 851 858) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point L845(lines 845 865) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point L845-1(lines 845 865) no Hoare annotation was computed. [2020-10-15 01:46:51,782 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 831 876) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 831 876) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 478 487) 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))) [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 478 487) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 478 487) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2020-10-15 01:46:51,783 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2020-10-15 01:46:51,784 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 290 297) the Hoare annotation is: true [2020-10-15 01:46:51,784 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2020-10-15 01:46:51,784 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2020-10-15 01:46:51,784 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 257 263) no Hoare annotation was computed. [2020-10-15 01:46:51,784 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 257 263) the Hoare annotation is: true [2020-10-15 01:46:51,784 INFO L264 CegarLoopResult]: At program point testENTRY(lines 158 225) 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))) [2020-10-15 01:46:51,785 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,785 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-10-15 01:46:51,785 INFO L268 CegarLoopResult]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2020-10-15 01:46:51,785 INFO L264 CegarLoopResult]: At program point L215(lines 168 217) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,785 INFO L268 CegarLoopResult]: For program point testFINAL(lines 158 225) no Hoare annotation was computed. [2020-10-15 01:46:51,785 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,785 INFO L268 CegarLoopResult]: For program point L178(lines 178 184) no Hoare annotation was computed. [2020-10-15 01:46:51,785 INFO L268 CegarLoopResult]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2020-10-15 01:46:51,786 INFO L268 CegarLoopResult]: For program point L170(lines 170 174) no Hoare annotation was computed. [2020-10-15 01:46:51,786 INFO L264 CegarLoopResult]: At program point L218(lines 167 219) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,786 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,786 INFO L268 CegarLoopResult]: For program point L206(lines 206 212) no Hoare annotation was computed. [2020-10-15 01:46:51,786 INFO L264 CegarLoopResult]: At program point L206-1(lines 198 213) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,786 INFO L268 CegarLoopResult]: For program point L169(lines 168 217) no Hoare annotation was computed. [2020-10-15 01:46:51,786 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point L198(lines 198 213) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point testEXIT(lines 158 225) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point L799(lines 799 819) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point L799-1(lines 799 819) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 785 830) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 785 830) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 785 830) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point L805(lines 805 812) no Hoare annotation was computed. [2020-10-15 01:46:51,787 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 382 391) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 382 391) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 382 391) no Hoare annotation was computed. [2020-10-15 01:46:51,788 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 682 784) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L731-2(lines 731 751) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L752(lines 730 753) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L711(lines 711 727) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 682 784) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L771(lines 771 778) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L732(lines 731 751) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L763(line 763) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-10-15 01:46:51,789 INFO L268 CegarLoopResult]: For program point L728(lines 728 769) no Hoare annotation was computed. [2020-10-15 01:46:51,790 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 682 784) no Hoare annotation was computed. [2020-10-15 01:46:51,790 INFO L268 CegarLoopResult]: For program point L747(line 747) no Hoare annotation was computed. [2020-10-15 01:46:51,790 INFO L268 CegarLoopResult]: For program point L747-1(line 747) no Hoare annotation was computed. [2020-10-15 01:46:51,790 INFO L268 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-10-15 01:46:51,790 INFO L268 CegarLoopResult]: For program point L770(lines 770 781) no Hoare annotation was computed. [2020-10-15 01:46:51,790 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,791 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~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.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~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~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~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.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~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~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 273 289) no Hoare annotation was computed. [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point L284-1(lines 273 289) no Hoare annotation was computed. [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 273 289) no Hoare annotation was computed. [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-10-15 01:46:51,791 INFO L268 CegarLoopResult]: For program point L278(line 278) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point L278-1(line 278) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,792 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,793 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,793 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-10-15 01:46:51,793 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-15 01:46:51,793 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-15 01:46:51,793 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,793 INFO L264 CegarLoopResult]: At program point L244(lines 244 250) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,793 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 233 256) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,793 INFO L264 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-15 01:46:51,794 INFO L268 CegarLoopResult]: For program point L237(lines 236 255) no Hoare annotation was computed. [2020-10-15 01:46:51,794 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2020-10-15 01:46:51,794 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 233 256) no Hoare annotation was computed. [2020-10-15 01:46:51,794 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2020-10-15 01:46:51,794 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,794 INFO L264 CegarLoopResult]: At program point L442(lines 417 446) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,794 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-10-15 01:46:51,794 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-10-15 01:46:51,794 INFO L264 CegarLoopResult]: At program point L431-1(lines 431 435) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,795 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-10-15 01:46:51,795 INFO L264 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,795 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,795 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-10-15 01:46:51,795 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-15 01:46:51,795 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-15 01:46:51,795 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-15 01:46:51,795 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 471 477) no Hoare annotation was computed. [2020-10-15 01:46:51,796 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 471 477) the Hoare annotation is: true [2020-10-15 01:46:51,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,796 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-15 01:46:51,796 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:46:51,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:46:51,796 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 369 376) no Hoare annotation was computed. [2020-10-15 01:46:51,796 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 369 376) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,797 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 369 376) no Hoare annotation was computed. [2020-10-15 01:46:51,797 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-15 01:46:51,797 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-15 01:46:51,797 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-15 01:46:51,797 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 878 885) no Hoare annotation was computed. [2020-10-15 01:46:51,797 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2020-10-15 01:46:51,797 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 878 885) the Hoare annotation is: true [2020-10-15 01:46:51,797 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 878 885) no Hoare annotation was computed. [2020-10-15 01:46:51,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:46:51 BoogieIcfgContainer [2020-10-15 01:46:51,813 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:46:51,815 INFO L168 Benchmark]: Toolchain (without parser) took 15357.77 ms. Allocated memory was 147.3 MB in the beginning and 485.5 MB in the end (delta: 338.2 MB). Free memory was 102.4 MB in the beginning and 368.5 MB in the end (delta: -266.1 MB). Peak memory consumption was 350.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:51,816 INFO L168 Benchmark]: CDTParser took 0.21 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: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:46:51,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.64 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 171.9 MB in the end (delta: -69.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:51,817 INFO L168 Benchmark]: Boogie Preprocessor took 112.44 ms. Allocated memory is still 203.9 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:51,818 INFO L168 Benchmark]: RCFGBuilder took 1175.49 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 167.9 MB in the beginning and 198.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:51,819 INFO L168 Benchmark]: TraceAbstraction took 13377.39 ms. Allocated memory was 234.9 MB in the beginning and 485.5 MB in the end (delta: 250.6 MB). Free memory was 197.0 MB in the beginning and 368.5 MB in the end (delta: -171.5 MB). Peak memory consumption was 357.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:46:51,824 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 687.64 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 171.9 MB in the end (delta: -69.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.44 ms. Allocated memory is still 203.9 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1175.49 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 167.9 MB in the beginning and 198.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13377.39 ms. Allocated memory was 234.9 MB in the beginning and 485.5 MB in the end (delta: 250.6 MB). Free memory was 197.0 MB in the beginning and 368.5 MB in the end (delta: -171.5 MB). Peak memory consumption was 357.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 80 SDtfs, 140 SDslu, 74 SDs, 0 SdLazy, 354 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=137occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 97 PreInvPairs, 125 NumberOfFragments, 513 HoareAnnotationTreeSize, 97 FomulaSimplifications, 1316 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 46 FomulaSimplificationsInter, 5506 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 12870 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...