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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:34:12,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:34:12,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:34:13,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:34:13,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:34:13,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:34:13,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:34:13,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:34:13,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:34:13,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:34:13,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:34:13,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:34:13,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:34:13,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:34:13,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:34:13,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:34:13,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:34:13,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:34:13,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:34:13,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:34:13,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:34:13,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:34:13,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:34:13,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:34:13,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:34:13,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:34:13,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:34:13,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:34:13,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:34:13,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:34:13,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:34:13,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:34:13,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:34:13,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:34:13,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:34:13,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:34:13,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:34:13,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:34:13,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:34:13,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:34:13,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:34:13,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 19:34:13,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:34:13,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:34:13,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:34:13,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:34:13,129 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:34:13,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:34:13,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:34:13,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:34:13,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:34:13,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:34:13,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:34:13,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:34:13,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:34:13,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:34:13,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:34:13,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:34:13,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:34:13,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:34:13,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:34:13,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:34:13,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:34:13,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:34:13,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:34:13,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:34:13,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:34:13,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:34:13,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:34:13,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:34:13,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:34:13,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:34:13,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:34:13,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:34:13,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:34:13,433 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:34:13,433 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-10-13 19:34:13,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d46aee76/a7d005f0396b456c84e6e56e956e596a/FLAG58c89594c [2019-10-13 19:34:14,056 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:34:14,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-10-13 19:34:14,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d46aee76/a7d005f0396b456c84e6e56e956e596a/FLAG58c89594c [2019-10-13 19:34:14,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d46aee76/a7d005f0396b456c84e6e56e956e596a [2019-10-13 19:34:14,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:34:14,373 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:34:14,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:34:14,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:34:14,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:34:14,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:34:14" (1/1) ... [2019-10-13 19:34:14,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e957a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:14, skipping insertion in model container [2019-10-13 19:34:14,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:34:14" (1/1) ... [2019-10-13 19:34:14,388 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:34:14,447 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:34:14,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:34:14,877 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:34:14,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:34:15,041 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:34:15,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15 WrapperNode [2019-10-13 19:34:15,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:34:15,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:34:15,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:34:15,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:34:15,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... [2019-10-13 19:34:15,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:34:15,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:34:15,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:34:15,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:34:15,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-13 19:34:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:34:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:34:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:34:15,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 19:34:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:34:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:34:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:34:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:34:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:34:15,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:34:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:34:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:34:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:34:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:34:15,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:34:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:34:15,202 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:34:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 19:34:15,204 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 19:34:15,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 19:34:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 19:34:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 19:34:15,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 19:34:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 19:34:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 19:34:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 19:34:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:34:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:34:15,207 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:34:15,208 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:34:15,208 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:34:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:34:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:34:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:34:15,208 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:34:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 19:34:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 19:34:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 19:34:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:34:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:34:15,209 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:34:15,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 19:34:15,211 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:34:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 19:34:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 19:34:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 19:34:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 19:34:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 19:34:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:34:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:34:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:34:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:34:16,227 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:34:16,228 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 19:34:16,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:34:16 BoogieIcfgContainer [2019-10-13 19:34:16,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:34:16,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:34:16,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:34:16,235 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:34:16,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:34:14" (1/3) ... [2019-10-13 19:34:16,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c6524f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:34:16, skipping insertion in model container [2019-10-13 19:34:16,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:34:15" (2/3) ... [2019-10-13 19:34:16,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c6524f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:34:16, skipping insertion in model container [2019-10-13 19:34:16,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:34:16" (3/3) ... [2019-10-13 19:34:16,239 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2019-10-13 19:34:16,251 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:34:16,260 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:34:16,273 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:34:16,300 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:34:16,300 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:34:16,300 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:34:16,301 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:34:16,301 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:34:16,301 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:34:16,301 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:34:16,302 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:34:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2019-10-13 19:34:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 19:34:16,335 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:34:16,336 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:34:16,338 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:34:16,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:34:16,345 INFO L82 PathProgramCache]: Analyzing trace with hash -697118378, now seen corresponding path program 1 times [2019-10-13 19:34:16,354 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:34:16,355 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857494979] [2019-10-13 19:34:16,355 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:16,355 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:16,355 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:34:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,026 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:34:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:34:17,150 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857494979] [2019-10-13 19:34:17,152 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:34:17,152 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 19:34:17,153 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573796553] [2019-10-13 19:34:17,160 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 19:34:17,163 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:34:17,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 19:34:17,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:34:17,187 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 3 states. [2019-10-13 19:34:18,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:34:18,266 INFO L93 Difference]: Finished difference Result 247 states and 327 transitions. [2019-10-13 19:34:18,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 19:34:18,268 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-13 19:34:18,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:34:18,286 INFO L225 Difference]: With dead ends: 247 [2019-10-13 19:34:18,287 INFO L226 Difference]: Without dead ends: 134 [2019-10-13 19:34:18,291 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:34:18,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-10-13 19:34:18,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2019-10-13 19:34:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-13 19:34:18,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-10-13 19:34:18,454 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-10-13 19:34:18,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:34:18,455 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-10-13 19:34:18,455 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 19:34:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-10-13 19:34:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 19:34:18,460 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:34:18,460 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:34:18,461 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:34:18,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:34:18,462 INFO L82 PathProgramCache]: Analyzing trace with hash -133554589, now seen corresponding path program 1 times [2019-10-13 19:34:18,463 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:34:18,463 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399549283] [2019-10-13 19:34:18,464 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:18,464 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:18,464 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:34:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,865 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:34:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:34:18,898 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399549283] [2019-10-13 19:34:18,899 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:34:18,899 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:34:18,899 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192708441] [2019-10-13 19:34:18,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:34:18,901 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:34:18,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:34:18,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:34:18,902 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 4 states. [2019-10-13 19:34:19,417 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:34:20,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:34:20,055 INFO L93 Difference]: Finished difference Result 180 states and 218 transitions. [2019-10-13 19:34:20,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:34:20,056 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-13 19:34:20,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:34:20,058 INFO L225 Difference]: With dead ends: 180 [2019-10-13 19:34:20,058 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 19:34:20,060 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 19:34:20,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 19:34:20,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-10-13 19:34:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 19:34:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-10-13 19:34:20,091 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-10-13 19:34:20,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:34:20,091 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-10-13 19:34:20,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:34:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-10-13 19:34:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 19:34:20,094 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:34:20,094 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:34:20,094 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:34:20,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:34:20,095 INFO L82 PathProgramCache]: Analyzing trace with hash 70814948, now seen corresponding path program 1 times [2019-10-13 19:34:20,095 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:34:20,095 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44349701] [2019-10-13 19:34:20,095 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:20,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:20,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:34:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,406 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:34:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:20,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:34:20,448 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44349701] [2019-10-13 19:34:20,449 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:34:20,449 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:34:20,449 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868379279] [2019-10-13 19:34:20,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:34:20,450 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:34:20,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:34:20,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:34:20,450 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 4 states. [2019-10-13 19:34:20,789 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:34:21,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:34:21,355 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2019-10-13 19:34:21,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:34:21,360 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-10-13 19:34:21,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:34:21,367 INFO L225 Difference]: With dead ends: 189 [2019-10-13 19:34:21,367 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 19:34:21,371 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 19:34:21,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 19:34:21,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-10-13 19:34:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 19:34:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-10-13 19:34:21,421 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-10-13 19:34:21,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:34:21,421 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-10-13 19:34:21,421 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:34:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-10-13 19:34:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 19:34:21,430 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:34:21,431 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:34:21,431 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:34:21,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:34:21,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1870012479, now seen corresponding path program 1 times [2019-10-13 19:34:21,432 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:34:21,432 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681938801] [2019-10-13 19:34:21,432 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:21,432 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:21,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:34:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,831 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:34:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:34:21,949 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681938801] [2019-10-13 19:34:21,950 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:34:21,950 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 19:34:21,951 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216984452] [2019-10-13 19:34:21,951 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 19:34:21,952 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:34:21,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 19:34:21,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-13 19:34:21,952 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 8 states. [2019-10-13 19:34:22,420 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:34:23,436 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:34:23,783 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:34:24,065 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:34:24,364 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:34:24,766 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:34:25,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:34:25,515 INFO L93 Difference]: Finished difference Result 294 states and 384 transitions. [2019-10-13 19:34:25,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 19:34:25,518 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2019-10-13 19:34:25,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:34:25,521 INFO L225 Difference]: With dead ends: 294 [2019-10-13 19:34:25,521 INFO L226 Difference]: Without dead ends: 223 [2019-10-13 19:34:25,522 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-10-13 19:34:25,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2019-10-13 19:34:25,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 157. [2019-10-13 19:34:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-10-13 19:34:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 182 transitions. [2019-10-13 19:34:25,564 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 182 transitions. Word has length 59 [2019-10-13 19:34:25,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:34:25,564 INFO L462 AbstractCegarLoop]: Abstraction has 157 states and 182 transitions. [2019-10-13 19:34:25,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 19:34:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 182 transitions. [2019-10-13 19:34:25,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-13 19:34:25,566 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:34:25,566 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:34:25,566 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:34:25,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:34:25,567 INFO L82 PathProgramCache]: Analyzing trace with hash 654505667, now seen corresponding path program 1 times [2019-10-13 19:34:25,567 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:34:25,567 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826384103] [2019-10-13 19:34:25,567 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:25,568 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:34:25,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:34:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,899 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:34:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:34:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:34:26,029 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826384103] [2019-10-13 19:34:26,030 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:34:26,030 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-13 19:34:26,030 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183206719] [2019-10-13 19:34:26,031 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 19:34:26,031 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:34:26,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 19:34:26,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-13 19:34:26,032 INFO L87 Difference]: Start difference. First operand 157 states and 182 transitions. Second operand 9 states. [2019-10-13 19:34:26,555 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:34:27,523 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:34:27,809 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:34:28,093 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:34:28,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:34:28,263 INFO L93 Difference]: Finished difference Result 273 states and 338 transitions. [2019-10-13 19:34:28,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 19:34:28,263 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-10-13 19:34:28,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:34:28,264 INFO L225 Difference]: With dead ends: 273 [2019-10-13 19:34:28,265 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 19:34:28,267 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-10-13 19:34:28,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 19:34:28,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 19:34:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 19:34:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 19:34:28,268 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-10-13 19:34:28,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:34:28,268 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 19:34:28,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 19:34:28,268 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 19:34:28,268 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 19:34:28,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 19:34:29,936 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2019-10-13 19:34:30,257 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2019-10-13 19:34:30,423 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:30,581 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-10-13 19:34:30,914 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:34:31,084 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:31,407 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2019-10-13 19:34:31,586 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:31,873 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2019-10-13 19:34:32,225 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 12 [2019-10-13 19:34:32,584 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2019-10-13 19:34:32,742 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:32,906 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:33,062 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:33,255 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:33,414 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-10-13 19:34:33,710 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2019-10-13 19:34:33,861 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-10-13 19:34:34,057 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2019-10-13 19:34:34,275 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 156) no Hoare annotation was computed. [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 121 176) no Hoare annotation was computed. [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point L146-2(lines 146 167) no Hoare annotation was computed. [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point L168(lines 145 169) no Hoare annotation was computed. [2019-10-13 19:34:34,278 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 121 176) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 121 176) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 177 236) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-10-13 19:34:34,279 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 177 236) no Hoare annotation was computed. [2019-10-13 19:34:34,280 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-10-13 19:34:34,280 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 177 236) no Hoare annotation was computed. [2019-10-13 19:34:34,280 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 228) no Hoare annotation was computed. [2019-10-13 19:34:34,280 INFO L443 ceAbstractionStarter]: For program point L229(lines 202 230) no Hoare annotation was computed. [2019-10-13 19:34:34,280 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2019-10-13 19:34:34,280 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2019-10-13 19:34:34,281 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2019-10-13 19:34:34,281 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2019-10-13 19:34:34,281 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2019-10-13 19:34:34,281 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,281 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2019-10-13 19:34:34,281 INFO L439 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,282 INFO L439 ceAbstractionStarter]: At program point L527-1(line 527) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,282 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-10-13 19:34:34,282 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2019-10-13 19:34:34,282 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2019-10-13 19:34:34,282 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-13 19:34:34,282 INFO L439 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,282 INFO L439 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,283 INFO L439 ceAbstractionStarter]: At program point L521-1(line 521) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,283 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 19:34:34,283 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-10-13 19:34:34,283 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2019-10-13 19:34:34,283 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 19:34:34,283 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 19:34:34,283 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 19:34:34,284 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 19:34:34,285 INFO L443 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2019-10-13 19:34:34,285 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 19:34:34,285 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 640 648) no Hoare annotation was computed. [2019-10-13 19:34:34,285 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 640 648) the Hoare annotation is: true [2019-10-13 19:34:34,285 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 640 648) no Hoare annotation was computed. [2019-10-13 19:34:34,285 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 685 703) the Hoare annotation is: true [2019-10-13 19:34:34,285 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-10-13 19:34:34,285 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 685 703) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L446 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: true [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point L694-2(lines 694 698) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 685 703) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 676) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point L668-2(lines 668 676) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 664) no Hoare annotation was computed. [2019-10-13 19:34:34,286 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 649 684) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L443 ceAbstractionStarter]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L443 ceAbstractionStarter]: For program point L679(line 679) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 649 684) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L443 ceAbstractionStarter]: For program point L679-1(line 679) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 649 684) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2019-10-13 19:34:34,287 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 75 120) no Hoare annotation was computed. [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 75 120) no Hoare annotation was computed. [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 75 120) no Hoare annotation was computed. [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 388 433) no Hoare annotation was computed. [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 415) no Hoare annotation was computed. [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 422) no Hoare annotation was computed. [2019-10-13 19:34:34,288 INFO L443 ceAbstractionStarter]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2019-10-13 19:34:34,289 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 388 433) no Hoare annotation was computed. [2019-10-13 19:34:34,289 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 388 433) no Hoare annotation was computed. [2019-10-13 19:34:34,289 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,289 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2019-10-13 19:34:34,289 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2019-10-13 19:34:34,289 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 629 639) no Hoare annotation was computed. [2019-10-13 19:34:34,289 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 629 639) no Hoare annotation was computed. [2019-10-13 19:34:34,290 INFO L443 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2019-10-13 19:34:34,290 INFO L443 ceAbstractionStarter]: For program point L634-1(line 634) no Hoare annotation was computed. [2019-10-13 19:34:34,290 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 629 639) no Hoare annotation was computed. [2019-10-13 19:34:34,290 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 621 628) the Hoare annotation is: true [2019-10-13 19:34:34,290 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 621 628) no Hoare annotation was computed. [2019-10-13 19:34:34,290 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 621 628) no Hoare annotation was computed. [2019-10-13 19:34:34,290 INFO L439 ceAbstractionStarter]: At program point L607(line 607) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,290 INFO L443 ceAbstractionStarter]: For program point L607-1(lines 588 612) no Hoare annotation was computed. [2019-10-13 19:34:34,291 INFO L439 ceAbstractionStarter]: At program point L602(line 602) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,291 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 588 612) no Hoare annotation was computed. [2019-10-13 19:34:34,291 INFO L439 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,291 INFO L443 ceAbstractionStarter]: For program point L596(lines 596 604) no Hoare annotation was computed. [2019-10-13 19:34:34,291 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 588 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,291 INFO L439 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,291 INFO L443 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2019-10-13 19:34:34,291 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 609) no Hoare annotation was computed. [2019-10-13 19:34:34,292 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 580 586) no Hoare annotation was computed. [2019-10-13 19:34:34,292 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 580 586) the Hoare annotation is: true [2019-10-13 19:34:34,292 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 795 858) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,292 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 795 858) no Hoare annotation was computed. [2019-10-13 19:34:34,292 INFO L439 ceAbstractionStarter]: At program point L851(lines 804 852) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,292 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 845) no Hoare annotation was computed. [2019-10-13 19:34:34,292 INFO L439 ceAbstractionStarter]: At program point L841-2(lines 835 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,293 INFO L443 ceAbstractionStarter]: For program point L806(lines 805 850) no Hoare annotation was computed. [2019-10-13 19:34:34,293 INFO L443 ceAbstractionStarter]: For program point L835(lines 835 846) no Hoare annotation was computed. [2019-10-13 19:34:34,293 INFO L439 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,293 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 831) no Hoare annotation was computed. [2019-10-13 19:34:34,293 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 825 831) no Hoare annotation was computed. [2019-10-13 19:34:34,293 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,293 INFO L439 ceAbstractionStarter]: At program point L848(lines 805 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 821) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point L815-1(lines 815 821) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 811) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 795 858) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 342 387) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 342 387) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 342 387) no Hoare annotation was computed. [2019-10-13 19:34:34,294 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 369) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 376) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point L356-1(lines 356 376) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 785 793) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 785 793) the Hoare annotation is: true [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 785 793) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 769) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 753 775) no Hoare annotation was computed. [2019-10-13 19:34:34,295 INFO L443 ceAbstractionStarter]: For program point L761-2(lines 761 769) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 753 775) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 753 775) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point L289(lines 288 308) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 239 341) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 326) no Hoare annotation was computed. [2019-10-13 19:34:34,296 INFO L443 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 338) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 239 341) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point L290(lines 290 294) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point L288-2(lines 288 308) no Hoare annotation was computed. [2019-10-13 19:34:34,297 INFO L443 ceAbstractionStarter]: For program point L309(lines 287 310) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 239 341) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 284) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 335) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 861 870) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 861 870) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 861 870) no Hoare annotation was computed. [2019-10-13 19:34:34,298 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,299 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2019-10-13 19:34:34,299 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,299 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 613 620) no Hoare annotation was computed. [2019-10-13 19:34:34,299 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 613 620) no Hoare annotation was computed. [2019-10-13 19:34:34,299 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 613 620) no Hoare annotation was computed. [2019-10-13 19:34:34,299 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 776 784) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 776 784) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 776 784) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L443 ceAbstractionStarter]: For program point L736-1(lines 732 743) no Hoare annotation was computed. [2019-10-13 19:34:34,300 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 732 743) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,301 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 732 743) no Hoare annotation was computed. [2019-10-13 19:34:34,301 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 744 752) the Hoare annotation is: true [2019-10-13 19:34:34,301 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 744 752) no Hoare annotation was computed. [2019-10-13 19:34:34,301 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 744 752) no Hoare annotation was computed. [2019-10-13 19:34:34,301 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,301 INFO L439 ceAbstractionStarter]: At program point L567(lines 567 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,301 INFO L439 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,302 INFO L443 ceAbstractionStarter]: For program point L560(lines 559 578) no Hoare annotation was computed. [2019-10-13 19:34:34,302 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 556 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,302 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 556 579) no Hoare annotation was computed. [2019-10-13 19:34:34,302 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 556 579) no Hoare annotation was computed. [2019-10-13 19:34:34,302 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 19:34:34,302 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2019-10-13 19:34:34,302 INFO L446 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: true [2019-10-13 19:34:34,302 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: true [2019-10-13 19:34:34,303 INFO L446 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: true [2019-10-13 19:34:34,303 INFO L443 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2019-10-13 19:34:34,303 INFO L446 ceAbstractionStarter]: At program point L462(lines 437 466) the Hoare annotation is: true [2019-10-13 19:34:34,303 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 19:34:34,303 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-10-13 19:34:34,303 INFO L446 ceAbstractionStarter]: At program point L451-1(lines 451 455) the Hoare annotation is: true [2019-10-13 19:34:34,303 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 708 719) the Hoare annotation is: true [2019-10-13 19:34:34,303 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 708 719) no Hoare annotation was computed. [2019-10-13 19:34:34,303 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 708 719) no Hoare annotation was computed. [2019-10-13 19:34:34,303 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2019-10-13 19:34:34,303 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,304 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 19:34:34,304 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 720 731) no Hoare annotation was computed. [2019-10-13 19:34:34,304 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 720 731) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point L724-1(lines 720 731) no Hoare annotation was computed. [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 539 546) no Hoare annotation was computed. [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-10-13 19:34:34,304 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 539 546) the Hoare annotation is: true [2019-10-13 19:34:34,304 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 539 546) no Hoare annotation was computed. [2019-10-13 19:34:34,305 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-10-13 19:34:34,305 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,305 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-10-13 19:34:34,305 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-10-13 19:34:34,305 INFO L439 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (<= 1 ~systemActive~0))) [2019-10-13 19:34:34,305 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-10-13 19:34:34,305 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-10-13 19:34:34,305 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-10-13 19:34:34,306 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-10-13 19:34:34,306 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-10-13 19:34:34,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:34:34 BoogieIcfgContainer [2019-10-13 19:34:34,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 19:34:34,321 INFO L168 Benchmark]: Toolchain (without parser) took 19948.79 ms. Allocated memory was 138.9 MB in the beginning and 533.7 MB in the end (delta: 394.8 MB). Free memory was 103.0 MB in the beginning and 123.9 MB in the end (delta: -21.0 MB). Peak memory consumption was 378.9 MB. Max. memory is 7.1 GB. [2019-10-13 19:34:34,322 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 19:34:34,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.76 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 102.8 MB in the beginning and 171.7 MB in the end (delta: -69.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-10-13 19:34:34,325 INFO L168 Benchmark]: Boogie Preprocessor took 89.08 ms. Allocated memory is still 203.9 MB. Free memory was 171.7 MB in the beginning and 167.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:34:34,326 INFO L168 Benchmark]: RCFGBuilder took 1098.24 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.6 MB in the beginning and 198.3 MB in the end (delta: -30.7 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:34:34,329 INFO L168 Benchmark]: TraceAbstraction took 18088.18 ms. Allocated memory was 235.4 MB in the beginning and 533.7 MB in the end (delta: 298.3 MB). Free memory was 198.3 MB in the beginning and 123.9 MB in the end (delta: 74.4 MB). Peak memory consumption was 377.7 MB. Max. memory is 7.1 GB. [2019-10-13 19:34:34,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 668.76 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 102.8 MB in the beginning and 171.7 MB in the end (delta: -69.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.08 ms. Allocated memory is still 203.9 MB. Free memory was 171.7 MB in the beginning and 167.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1098.24 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.6 MB in the beginning and 198.3 MB in the end (delta: -30.7 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18088.18 ms. Allocated memory was 235.4 MB in the beginning and 533.7 MB in the end (delta: 298.3 MB). Free memory was 198.3 MB in the beginning and 123.9 MB in the end (delta: 74.4 MB). Peak memory consumption was 377.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: 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: 804]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. Result: SAFE, OverallTime: 18.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.0s, HoareTripleCheckerStatistics: 419 SDtfs, 579 SDslu, 220 SDs, 0 SdLazy, 1200 SolverSat, 342 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 142 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 235 PreInvPairs, 261 NumberOfFragments, 646 HoareAnnotationTreeSize, 235 FomulaSimplifications, 33782 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 49 FomulaSimplificationsInter, 7142 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 73108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...