/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 01:18:30,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 01:18:30,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 01:18:31,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 01:18:31,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 01:18:31,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 01:18:31,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 01:18:31,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 01:18:31,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 01:18:31,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 01:18:31,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 01:18:31,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 01:18:31,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 01:18:31,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 01:18:31,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 01:18:31,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 01:18:31,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 01:18:31,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 01:18:31,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 01:18:31,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 01:18:31,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 01:18:31,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 01:18:31,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 01:18:31,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 01:18:31,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 01:18:31,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 01:18:31,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 01:18:31,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 01:18:31,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 01:18:31,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 01:18:31,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 01:18:31,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 01:18:31,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 01:18:31,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 01:18:31,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 01:18:31,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 01:18:31,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 01:18:31,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 01:18:31,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 01:18:31,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 01:18:31,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 01:18:31,049 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 [2020-08-22 01:18:31,091 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 01:18:31,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 01:18:31,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 01:18:31,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 01:18:31,095 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 01:18:31,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 01:18:31,096 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 01:18:31,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 01:18:31,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 01:18:31,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 01:18:31,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 01:18:31,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 01:18:31,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 01:18:31,098 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 01:18:31,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 01:18:31,099 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 01:18:31,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 01:18:31,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 01:18:31,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 01:18:31,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 01:18:31,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 01:18:31,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 01:18:31,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 01:18:31,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 01:18:31,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 01:18:31,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 01:18:31,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 01:18:31,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 01:18:31,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 01:18:31,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-08-22 01:18:31,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 01:18:31,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 01:18:31,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 01:18:31,456 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 01:18:31,457 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 01:18:31,457 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c [2020-08-22 01:18:31,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b0d3230ef/dd6bae2853c04ddfaf3a5dac4b0f8db6/FLAG440537a4a [2020-08-22 01:18:32,012 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 01:18:32,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c [2020-08-22 01:18:32,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b0d3230ef/dd6bae2853c04ddfaf3a5dac4b0f8db6/FLAG440537a4a [2020-08-22 01:18:32,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b0d3230ef/dd6bae2853c04ddfaf3a5dac4b0f8db6 [2020-08-22 01:18:32,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 01:18:32,396 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 01:18:32,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 01:18:32,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 01:18:32,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 01:18:32,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:18:32" (1/1) ... [2020-08-22 01:18:32,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30847a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:32, skipping insertion in model container [2020-08-22 01:18:32,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:18:32" (1/1) ... [2020-08-22 01:18:32,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 01:18:32,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 01:18:32,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:18:32,930 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 01:18:33,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 01:18:33,058 INFO L208 MainTranslator]: Completed translation [2020-08-22 01:18:33,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33 WrapperNode [2020-08-22 01:18:33,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 01:18:33,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 01:18:33,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 01:18:33,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 01:18:33,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (1/1) ... [2020-08-22 01:18:33,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 01:18:33,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 01:18:33,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 01:18:33,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 01:18:33,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (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 [2020-08-22 01:18:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 01:18:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 01:18:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 01:18:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-22 01:18:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-22 01:18:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-22 01:18:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 01:18:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-22 01:18:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 01:18:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 01:18:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 01:18:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 01:18:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 01:18:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 01:18:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 01:18:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 01:18:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 01:18:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 01:18:33,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 01:18:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 01:18:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 01:18:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 01:18:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 01:18:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 01:18:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 01:18:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 01:18:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 01:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 01:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 01:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 01:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 01:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 01:18:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 01:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 01:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 01:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 01:18:33,233 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 01:18:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 01:18:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 01:18:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 01:18:33,234 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 01:18:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 01:18:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 01:18:33,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-22 01:18:33,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-22 01:18:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-22 01:18:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 01:18:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 01:18:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 01:18:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 01:18:33,237 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 01:18:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 01:18:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 01:18:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 01:18:33,238 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-22 01:18:33,239 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 01:18:33,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 01:18:33,239 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 01:18:33,239 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 01:18:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 01:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 01:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 01:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 01:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 01:18:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 01:18:33,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 01:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 01:18:33,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 01:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 01:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 01:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 01:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 01:18:33,244 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 01:18:33,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 01:18:33,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 01:18:34,319 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 01:18:34,320 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 01:18:34,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:18:34 BoogieIcfgContainer [2020-08-22 01:18:34,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 01:18:34,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 01:18:34,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 01:18:34,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 01:18:34,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 01:18:32" (1/3) ... [2020-08-22 01:18:34,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6904a6ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:18:34, skipping insertion in model container [2020-08-22 01:18:34,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:18:33" (2/3) ... [2020-08-22 01:18:34,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6904a6ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 01:18:34, skipping insertion in model container [2020-08-22 01:18:34,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:18:34" (3/3) ... [2020-08-22 01:18:34,333 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product05.cil.c [2020-08-22 01:18:34,344 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 01:18:34,353 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 01:18:34,368 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 01:18:34,394 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 01:18:34,394 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 01:18:34,395 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 01:18:34,395 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 01:18:34,395 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 01:18:34,395 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 01:18:34,395 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 01:18:34,395 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 01:18:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2020-08-22 01:18:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-22 01:18:34,429 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:18:34,430 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:18:34,431 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:18:34,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:18:34,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1975272670, now seen corresponding path program 1 times [2020-08-22 01:18:34,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:18:34,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [786894086] [2020-08-22 01:18:34,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:18:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,210 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:18:35,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:18:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:18:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:18:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:18:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:18:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 01:18:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-22 01:18:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 01:18:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:18:35,388 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [786894086] [2020-08-22 01:18:35,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:18:35,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 01:18:35,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141907235] [2020-08-22 01:18:35,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 01:18:35,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:18:35,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 01:18:35,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:18:35,418 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 4 states. [2020-08-22 01:18:36,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:18:36,453 INFO L93 Difference]: Finished difference Result 249 states and 322 transitions. [2020-08-22 01:18:36,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 01:18:36,455 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-22 01:18:36,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:18:36,473 INFO L225 Difference]: With dead ends: 249 [2020-08-22 01:18:36,473 INFO L226 Difference]: Without dead ends: 138 [2020-08-22 01:18:36,478 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 01:18:36,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-22 01:18:36,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 112. [2020-08-22 01:18:36,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-08-22 01:18:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-08-22 01:18:36,567 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 59 [2020-08-22 01:18:36,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:18:36,567 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-08-22 01:18:36,567 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 01:18:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-08-22 01:18:36,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-22 01:18:36,571 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:18:36,572 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:18:36,572 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 01:18:36,572 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:18:36,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:18:36,573 INFO L82 PathProgramCache]: Analyzing trace with hash -907286863, now seen corresponding path program 1 times [2020-08-22 01:18:36,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:18:36,573 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [798715211] [2020-08-22 01:18:36,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:18:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:36,921 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:18:36,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:36,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:18:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:36,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:18:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:36,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:18:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:18:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:18:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 01:18:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-22 01:18:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 01:18:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:37,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 01:18:37,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [798715211] [2020-08-22 01:18:37,074 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:18:37,074 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 01:18:37,075 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984922817] [2020-08-22 01:18:37,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:18:37,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:18:37,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:18:37,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:18:37,078 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 9 states. [2020-08-22 01:18:37,531 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:18:37,840 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:18:38,134 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:18:38,366 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:18:39,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:18:39,307 INFO L93 Difference]: Finished difference Result 222 states and 277 transitions. [2020-08-22 01:18:39,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 01:18:39,308 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-22 01:18:39,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:18:39,313 INFO L225 Difference]: With dead ends: 222 [2020-08-22 01:18:39,314 INFO L226 Difference]: Without dead ends: 138 [2020-08-22 01:18:39,318 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-22 01:18:39,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-22 01:18:39,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 112. [2020-08-22 01:18:39,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-08-22 01:18:39,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 129 transitions. [2020-08-22 01:18:39,372 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 129 transitions. Word has length 64 [2020-08-22 01:18:39,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:18:39,373 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 129 transitions. [2020-08-22 01:18:39,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:18:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 129 transitions. [2020-08-22 01:18:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-22 01:18:39,382 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 01:18:39,383 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 01:18:39,383 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 01:18:39,383 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 01:18:39,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 01:18:39,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1342562684, now seen corresponding path program 1 times [2020-08-22 01:18:39,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 01:18:39,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1722612012] [2020-08-22 01:18:39,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 01:18:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,764 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:18:39,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 01:18:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 01:18:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 01:18:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 01:18:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 01:18:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 01:18:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 01:18:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-22 01:18:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 01:18:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-08-22 01:18:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-08-22 01:18:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 01:18:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 01:18:39,876 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1722612012] [2020-08-22 01:18:39,876 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 01:18:39,876 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 01:18:39,876 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878756354] [2020-08-22 01:18:39,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 01:18:39,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 01:18:39,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 01:18:39,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 01:18:39,878 INFO L87 Difference]: Start difference. First operand 112 states and 129 transitions. Second operand 9 states. [2020-08-22 01:18:40,252 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 01:18:40,869 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:18:41,486 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:18:41,716 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 01:18:41,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 01:18:41,819 INFO L93 Difference]: Finished difference Result 196 states and 248 transitions. [2020-08-22 01:18:41,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 01:18:41,819 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-08-22 01:18:41,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 01:18:41,820 INFO L225 Difference]: With dead ends: 196 [2020-08-22 01:18:41,820 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 01:18:41,823 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-08-22 01:18:41,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 01:18:41,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 01:18:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 01:18:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 01:18:41,824 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-08-22 01:18:41,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 01:18:41,824 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 01:18:41,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 01:18:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 01:18:41,825 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 01:18:41,825 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 01:18:41,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 01:18:42,987 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-22 01:18:43,141 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-22 01:18:43,310 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-22 01:18:43,591 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 01:18:43,790 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-22 01:18:43,967 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-08-22 01:18:44,131 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-22 01:18:44,290 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 01:18:44,461 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 01:18:44,627 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 01:18:44,792 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-22 01:18:44,975 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-22 01:18:45,148 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-22 01:18:45,316 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 01:18:45,500 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-22 01:18:45,772 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-08-22 01:18:45,938 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-22 01:18:46,103 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-22 01:18:46,107 INFO L268 CegarLoopResult]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2020-08-22 01:18:46,108 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-08-22 01:18:46,108 INFO L268 CegarLoopResult]: For program point L380-2(lines 380 401) no Hoare annotation was computed. [2020-08-22 01:18:46,108 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 355 410) no Hoare annotation was computed. [2020-08-22 01:18:46,108 INFO L268 CegarLoopResult]: For program point L402(lines 379 403) no Hoare annotation was computed. [2020-08-22 01:18:46,108 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 355 410) no Hoare annotation was computed. [2020-08-22 01:18:46,108 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 355 410) no Hoare annotation was computed. [2020-08-22 01:18:46,109 INFO L268 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2020-08-22 01:18:46,109 INFO L268 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-08-22 01:18:46,109 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 447) no Hoare annotation was computed. [2020-08-22 01:18:46,109 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-08-22 01:18:46,110 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 411 470) no Hoare annotation was computed. [2020-08-22 01:18:46,110 INFO L268 CegarLoopResult]: For program point L437-2(lines 437 462) no Hoare annotation was computed. [2020-08-22 01:18:46,110 INFO L268 CegarLoopResult]: For program point L463(lines 436 464) no Hoare annotation was computed. [2020-08-22 01:18:46,110 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 411 470) no Hoare annotation was computed. [2020-08-22 01:18:46,111 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 411 470) no Hoare annotation was computed. [2020-08-22 01:18:46,111 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-22 01:18:46,111 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-08-22 01:18:46,111 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 876 882) the Hoare annotation is: true [2020-08-22 01:18:46,111 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 876 882) no Hoare annotation was computed. [2020-08-22 01:18:46,112 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 883 891) no Hoare annotation was computed. [2020-08-22 01:18:46,112 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 883 891) the Hoare annotation is: true [2020-08-22 01:18:46,112 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 883 891) no Hoare annotation was computed. [2020-08-22 01:18:46,112 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-22 01:18:46,112 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-08-22 01:18:46,112 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-08-22 01:18:46,113 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-22 01:18:46,113 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-08-22 01:18:46,113 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-08-22 01:18:46,113 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-08-22 01:18:46,113 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-08-22 01:18:46,113 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-22 01:18:46,113 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-08-22 01:18:46,114 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-08-22 01:18:46,114 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-08-22 01:18:46,114 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-08-22 01:18:46,114 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-08-22 01:18:46,114 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-08-22 01:18:46,114 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-08-22 01:18:46,114 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-08-22 01:18:46,114 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-08-22 01:18:46,115 INFO L264 CegarLoopResult]: At program point L766(line 766) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,115 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 754 776) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,115 INFO L264 CegarLoopResult]: At program point L766-1(line 766) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,115 INFO L268 CegarLoopResult]: For program point L764(lines 764 771) no Hoare annotation was computed. [2020-08-22 01:18:46,115 INFO L268 CegarLoopResult]: For program point L764-1(lines 764 771) no Hoare annotation was computed. [2020-08-22 01:18:46,116 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-08-22 01:18:46,116 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,116 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 754 776) no Hoare annotation was computed. [2020-08-22 01:18:46,116 INFO L264 CegarLoopResult]: At program point L760(line 760) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,116 INFO L264 CegarLoopResult]: At program point L760-1(line 760) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 754 776) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 709 732) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 709 732) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 709 732) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-08-22 01:18:46,117 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L716(line 716) no Hoare annotation was computed. [2020-08-22 01:18:46,118 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point L714(line 714) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 189 197) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 189 197) the Hoare annotation is: true [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 189 197) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point L217(lines 217 225) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point L217-2(lines 217 225) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 198 233) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-08-22 01:18:46,119 INFO L268 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 198 233) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point L228-1(line 228) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 198 233) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 869 875) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 869 875) the Hoare annotation is: true [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 309 354) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 309 354) no Hoare annotation was computed. [2020-08-22 01:18:46,120 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 309 354) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point L636(lines 636 656) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point L636-1(lines 636 656) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 622 667) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 622 667) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 622 667) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point L642(lines 642 649) no Hoare annotation was computed. [2020-08-22 01:18:46,121 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 740 750) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,121 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 740 750) no Hoare annotation was computed. [2020-08-22 01:18:46,122 INFO L264 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,122 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 740 750) no Hoare annotation was computed. [2020-08-22 01:18:46,122 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 178 188) the Hoare annotation is: true [2020-08-22 01:18:46,122 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 178 188) no Hoare annotation was computed. [2020-08-22 01:18:46,122 INFO L271 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: true [2020-08-22 01:18:46,122 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 178 188) no Hoare annotation was computed. [2020-08-22 01:18:46,122 INFO L268 CegarLoopResult]: For program point L183-1(line 183) no Hoare annotation was computed. [2020-08-22 01:18:46,122 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 170 177) the Hoare annotation is: true [2020-08-22 01:18:46,123 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 170 177) no Hoare annotation was computed. [2020-08-22 01:18:46,123 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 170 177) no Hoare annotation was computed. [2020-08-22 01:18:46,123 INFO L264 CegarLoopResult]: At program point L156(line 156) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,123 INFO L268 CegarLoopResult]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2020-08-22 01:18:46,123 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,123 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 137 161) no Hoare annotation was computed. [2020-08-22 01:18:46,123 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 137 161) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,124 INFO L264 CegarLoopResult]: At program point L147(line 147) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,124 INFO L268 CegarLoopResult]: For program point L145(lines 145 153) no Hoare annotation was computed. [2020-08-22 01:18:46,124 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,124 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-08-22 01:18:46,124 INFO L268 CegarLoopResult]: For program point L141(lines 141 158) no Hoare annotation was computed. [2020-08-22 01:18:46,124 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2020-08-22 01:18:46,124 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2020-08-22 01:18:46,124 INFO L268 CegarLoopResult]: For program point L258-1(lines 258 264) no Hoare annotation was computed. [2020-08-22 01:18:46,125 INFO L264 CegarLoopResult]: At program point testENTRY(lines 238 301) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,125 INFO L268 CegarLoopResult]: For program point L250(lines 250 254) no Hoare annotation was computed. [2020-08-22 01:18:46,125 INFO L268 CegarLoopResult]: For program point testFINAL(lines 238 301) no Hoare annotation was computed. [2020-08-22 01:18:46,125 INFO L264 CegarLoopResult]: At program point L294(lines 247 295) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,125 INFO L268 CegarLoopResult]: For program point L284(lines 284 288) no Hoare annotation was computed. [2020-08-22 01:18:46,125 INFO L264 CegarLoopResult]: At program point L284-2(lines 278 289) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,125 INFO L268 CegarLoopResult]: For program point L249(lines 248 293) no Hoare annotation was computed. [2020-08-22 01:18:46,126 INFO L268 CegarLoopResult]: For program point L278(lines 278 289) no Hoare annotation was computed. [2020-08-22 01:18:46,126 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,126 INFO L268 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2020-08-22 01:18:46,126 INFO L268 CegarLoopResult]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2020-08-22 01:18:46,126 INFO L264 CegarLoopResult]: At program point L260(line 260) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,126 INFO L264 CegarLoopResult]: At program point L291(lines 248 293) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,126 INFO L268 CegarLoopResult]: For program point testEXIT(lines 238 301) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point L258(lines 258 264) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 576 621) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 576 621) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point L596(lines 596 603) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 576 621) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point L590(lines 590 610) no Hoare annotation was computed. [2020-08-22 01:18:46,127 INFO L268 CegarLoopResult]: For program point L590-1(lines 590 610) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point L833(lines 833 841) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 825 847) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 825 847) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 825 847) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point L543(lines 521 544) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 473 575) no Hoare annotation was computed. [2020-08-22 01:18:46,128 INFO L268 CegarLoopResult]: For program point L502(lines 502 518) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L562(lines 562 569) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L523(lines 522 542) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L554-1(line 554) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L519(lines 519 560) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 473 575) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-08-22 01:18:46,129 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 473 575) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point L497(lines 497 501) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point L561(lines 561 572) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point L524(lines 524 528) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point L522-2(lines 522 542) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 859 868) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 859 868) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 859 868) no Hoare annotation was computed. [2020-08-22 01:18:46,130 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,131 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-22 01:18:46,131 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,131 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 162 169) no Hoare annotation was computed. [2020-08-22 01:18:46,132 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 162 169) no Hoare annotation was computed. [2020-08-22 01:18:46,132 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 162 169) no Hoare annotation was computed. [2020-08-22 01:18:46,132 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 848 856) the Hoare annotation is: true [2020-08-22 01:18:46,132 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 848 856) no Hoare annotation was computed. [2020-08-22 01:18:46,132 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 848 856) no Hoare annotation was computed. [2020-08-22 01:18:46,132 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 804 815) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-22 01:18:46,132 INFO L268 CegarLoopResult]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2020-08-22 01:18:46,132 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 804 815) no Hoare annotation was computed. [2020-08-22 01:18:46,133 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,133 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,133 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,133 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 816 824) the Hoare annotation is: true [2020-08-22 01:18:46,133 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 816 824) no Hoare annotation was computed. [2020-08-22 01:18:46,133 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 816 824) no Hoare annotation was computed. [2020-08-22 01:18:46,133 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,134 INFO L264 CegarLoopResult]: At program point L116(lines 116 122) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,134 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,134 INFO L264 CegarLoopResult]: At program point L111(line 111) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,134 INFO L268 CegarLoopResult]: For program point L109(lines 105 127) no Hoare annotation was computed. [2020-08-22 01:18:46,134 INFO L268 CegarLoopResult]: For program point L107(lines 105 127) no Hoare annotation was computed. [2020-08-22 01:18:46,134 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2020-08-22 01:18:46,135 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2020-08-22 01:18:46,135 INFO L271 CegarLoopResult]: At program point L704(lines 679 708) the Hoare annotation is: true [2020-08-22 01:18:46,135 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 679 708) no Hoare annotation was computed. [2020-08-22 01:18:46,135 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 679 708) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,135 INFO L268 CegarLoopResult]: For program point L700(line 700) no Hoare annotation was computed. [2020-08-22 01:18:46,135 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-08-22 01:18:46,135 INFO L264 CegarLoopResult]: At program point L693-1(lines 693 697) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,136 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-08-22 01:18:46,136 INFO L264 CegarLoopResult]: At program point L689-2(lines 689 703) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,136 INFO L264 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 01:18:46,136 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-08-22 01:18:46,136 INFO L268 CegarLoopResult]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2020-08-22 01:18:46,136 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 780 791) the Hoare annotation is: true [2020-08-22 01:18:46,136 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 780 791) no Hoare annotation was computed. [2020-08-22 01:18:46,137 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 733 739) no Hoare annotation was computed. [2020-08-22 01:18:46,137 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 733 739) the Hoare annotation is: true [2020-08-22 01:18:46,137 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,137 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-22 01:18:46,137 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 01:18:46,137 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 01:18:46,137 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 792 803) no Hoare annotation was computed. [2020-08-22 01:18:46,138 INFO L268 CegarLoopResult]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2020-08-22 01:18:46,138 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 792 803) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-22 01:18:46,138 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 669 676) no Hoare annotation was computed. [2020-08-22 01:18:46,138 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 673) no Hoare annotation was computed. [2020-08-22 01:18:46,138 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 669 676) the Hoare annotation is: true [2020-08-22 01:18:46,138 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 669 676) no Hoare annotation was computed. [2020-08-22 01:18:46,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 01:18:46 BoogieIcfgContainer [2020-08-22 01:18:46,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 01:18:46,169 INFO L168 Benchmark]: Toolchain (without parser) took 13777.77 ms. Allocated memory was 146.8 MB in the beginning and 460.3 MB in the end (delta: 313.5 MB). Free memory was 101.7 MB in the beginning and 302.6 MB in the end (delta: -200.9 MB). Peak memory consumption was 325.4 MB. Max. memory is 7.1 GB. [2020-08-22 01:18:46,172 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-22 01:18:46,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.61 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 172.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-08-22 01:18:46,174 INFO L168 Benchmark]: Boogie Preprocessor took 82.63 ms. Allocated memory is still 204.5 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-22 01:18:46,175 INFO L168 Benchmark]: RCFGBuilder took 1182.51 ms. Allocated memory was 204.5 MB in the beginning and 238.0 MB in the end (delta: 33.6 MB). Free memory was 168.1 MB in the beginning and 201.4 MB in the end (delta: -33.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2020-08-22 01:18:46,176 INFO L168 Benchmark]: TraceAbstraction took 11840.95 ms. Allocated memory was 238.0 MB in the beginning and 460.3 MB in the end (delta: 222.3 MB). Free memory was 201.4 MB in the beginning and 302.6 MB in the end (delta: -101.2 MB). Peak memory consumption was 333.9 MB. Max. memory is 7.1 GB. [2020-08-22 01:18:46,181 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 146.8 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.61 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 172.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.63 ms. Allocated memory is still 204.5 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1182.51 ms. Allocated memory was 204.5 MB in the beginning and 238.0 MB in the end (delta: 33.6 MB). Free memory was 168.1 MB in the beginning and 201.4 MB in the end (delta: -33.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11840.95 ms. Allocated memory was 238.0 MB in the beginning and 460.3 MB in the end (delta: 222.3 MB). Free memory was 201.4 MB in the beginning and 302.6 MB in the end (delta: -101.2 MB). Peak memory consumption was 333.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 673]: 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: 679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.4s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 293 SDtfs, 386 SDslu, 243 SDs, 0 SdLazy, 925 SolverSat, 245 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 52 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 191 PreInvPairs, 221 NumberOfFragments, 688 HoareAnnotationTreeSize, 191 FomulaSimplifications, 3330 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 52 FomulaSimplificationsInter, 5209 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 59275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...