/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 21:04:28,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 21:04:28,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 21:04:28,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 21:04:28,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 21:04:28,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 21:04:28,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 21:04:28,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 21:04:28,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 21:04:28,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 21:04:28,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 21:04:28,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 21:04:28,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 21:04:28,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 21:04:28,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 21:04:28,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 21:04:28,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 21:04:28,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 21:04:28,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 21:04:28,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 21:04:28,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 21:04:28,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 21:04:28,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 21:04:28,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 21:04:28,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 21:04:28,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 21:04:28,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 21:04:28,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 21:04:28,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 21:04:28,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 21:04:28,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 21:04:28,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 21:04:28,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 21:04:28,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 21:04:28,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 21:04:28,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 21:04:28,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 21:04:28,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 21:04:28,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 21:04:28,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 21:04:28,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 21:04:28,132 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 [2020-07-19 21:04:28,170 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 21:04:28,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 21:04:28,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 21:04:28,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 21:04:28,175 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 21:04:28,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 21:04:28,175 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 21:04:28,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 21:04:28,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 21:04:28,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 21:04:28,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 21:04:28,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 21:04:28,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 21:04:28,177 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 21:04:28,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 21:04:28,177 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 21:04:28,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 21:04:28,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 21:04:28,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 21:04:28,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 21:04:28,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 21:04:28,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 21:04:28,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 21:04:28,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 21:04:28,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 21:04:28,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 21:04:28,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 21:04:28,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 21:04:28,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 21:04:28,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 21:04:28,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 21:04:28,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 21:04:28,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 21:04:28,508 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 21:04:28,508 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 21:04:28,509 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-07-19 21:04:28,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7499defe7/a27d27c3555e4e81b6776f4611d822ac/FLAG0d8aeb0ac [2020-07-19 21:04:29,078 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 21:04:29,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2020-07-19 21:04:29,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7499defe7/a27d27c3555e4e81b6776f4611d822ac/FLAG0d8aeb0ac [2020-07-19 21:04:29,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7499defe7/a27d27c3555e4e81b6776f4611d822ac [2020-07-19 21:04:29,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 21:04:29,475 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 21:04:29,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 21:04:29,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 21:04:29,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 21:04:29,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:04:29" (1/1) ... [2020-07-19 21:04:29,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fc95561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:29, skipping insertion in model container [2020-07-19 21:04:29,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:04:29" (1/1) ... [2020-07-19 21:04:29,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 21:04:29,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 21:04:30,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:04:30,025 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 21:04:30,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:04:30,174 INFO L208 MainTranslator]: Completed translation [2020-07-19 21:04:30,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30 WrapperNode [2020-07-19 21:04:30,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 21:04:30,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 21:04:30,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 21:04:30,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 21:04:30,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (1/1) ... [2020-07-19 21:04:30,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 21:04:30,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 21:04:30,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 21:04:30,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 21:04:30,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (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 [2020-07-19 21:04:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 21:04:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 21:04:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 21:04:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 21:04:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 21:04:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 21:04:30,333 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 21:04:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 21:04:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-19 21:04:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-19 21:04:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-19 21:04:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 21:04:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 21:04:30,335 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 21:04:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-19 21:04:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 21:04:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 21:04:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 21:04:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 21:04:30,336 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 21:04:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 21:04:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 21:04:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 21:04:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 21:04:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 21:04:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 21:04:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 21:04:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-19 21:04:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 21:04:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 21:04:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 21:04:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 21:04:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 21:04:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 21:04:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 21:04:31,396 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 21:04:31,397 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 21:04:31,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:04:31 BoogieIcfgContainer [2020-07-19 21:04:31,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 21:04:31,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 21:04:31,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 21:04:31,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 21:04:31,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 09:04:29" (1/3) ... [2020-07-19 21:04:31,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1a6154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:04:31, skipping insertion in model container [2020-07-19 21:04:31,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:04:30" (2/3) ... [2020-07-19 21:04:31,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1a6154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:04:31, skipping insertion in model container [2020-07-19 21:04:31,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:04:31" (3/3) ... [2020-07-19 21:04:31,411 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product07.cil.c [2020-07-19 21:04:31,421 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 21:04:31,429 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 21:04:31,443 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 21:04:31,468 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 21:04:31,468 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 21:04:31,468 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 21:04:31,468 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 21:04:31,469 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 21:04:31,469 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 21:04:31,469 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 21:04:31,469 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 21:04:31,491 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-07-19 21:04:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-19 21:04:31,508 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:04:31,509 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:04:31,511 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:04:31,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:04:31,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1021809772, now seen corresponding path program 1 times [2020-07-19 21:04:31,528 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:04:31,528 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675929178] [2020-07-19 21:04:31,530 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@bdcea32 [2020-07-19 21:04:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,210 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:04:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:04:32,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675929178] [2020-07-19 21:04:32,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:04:32,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 21:04:32,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19211182] [2020-07-19 21:04:32,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 21:04:32,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:04:32,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 21:04:32,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 21:04:32,375 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2020-07-19 21:04:33,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:04:33,518 INFO L93 Difference]: Finished difference Result 264 states and 343 transitions. [2020-07-19 21:04:33,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-19 21:04:33,520 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-07-19 21:04:33,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:04:33,535 INFO L225 Difference]: With dead ends: 264 [2020-07-19 21:04:33,536 INFO L226 Difference]: Without dead ends: 147 [2020-07-19 21:04:33,540 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-19 21:04:33,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-19 21:04:33,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 118. [2020-07-19 21:04:33,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-07-19 21:04:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2020-07-19 21:04:33,626 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 59 [2020-07-19 21:04:33,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:04:33,627 INFO L479 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2020-07-19 21:04:33,627 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 21:04:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2020-07-19 21:04:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-19 21:04:33,631 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:04:33,631 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:04:33,632 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 21:04:33,632 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:04:33,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:04:33,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1517301573, now seen corresponding path program 1 times [2020-07-19 21:04:33,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:04:33,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427271005] [2020-07-19 21:04:33,633 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@bdcea32 [2020-07-19 21:04:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,050 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:04:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 21:04:34,253 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427271005] [2020-07-19 21:04:34,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:04:34,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 21:04:34,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875145876] [2020-07-19 21:04:34,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:04:34,256 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:04:34,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:04:34,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:04:34,257 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand 9 states. [2020-07-19 21:04:34,743 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:04:35,104 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-07-19 21:04:35,357 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:04:35,639 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:04:36,723 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 21:04:38,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:04:38,127 INFO L93 Difference]: Finished difference Result 405 states and 512 transitions. [2020-07-19 21:04:38,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 21:04:38,133 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-07-19 21:04:38,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:04:38,140 INFO L225 Difference]: With dead ends: 405 [2020-07-19 21:04:38,140 INFO L226 Difference]: Without dead ends: 315 [2020-07-19 21:04:38,142 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-07-19 21:04:38,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2020-07-19 21:04:38,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 265. [2020-07-19 21:04:38,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-07-19 21:04:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 326 transitions. [2020-07-19 21:04:38,225 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 326 transitions. Word has length 64 [2020-07-19 21:04:38,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:04:38,225 INFO L479 AbstractCegarLoop]: Abstraction has 265 states and 326 transitions. [2020-07-19 21:04:38,226 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:04:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 326 transitions. [2020-07-19 21:04:38,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-07-19 21:04:38,229 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:04:38,230 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:04:38,230 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 21:04:38,230 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:04:38,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:04:38,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1316709032, now seen corresponding path program 1 times [2020-07-19 21:04:38,231 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:04:38,231 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993110437] [2020-07-19 21:04:38,232 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@bdcea32 [2020-07-19 21:04:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,569 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:04:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:04:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-19 21:04:38,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993110437] [2020-07-19 21:04:38,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:04:38,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 21:04:38,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241050521] [2020-07-19 21:04:38,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:04:38,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:04:38,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:04:38,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:04:38,664 INFO L87 Difference]: Start difference. First operand 265 states and 326 transitions. Second operand 9 states. [2020-07-19 21:04:39,055 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-19 21:04:39,628 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:04:40,275 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:04:40,526 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 21:04:40,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:04:40,642 INFO L93 Difference]: Finished difference Result 481 states and 636 transitions. [2020-07-19 21:04:40,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 21:04:40,643 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-07-19 21:04:40,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:04:40,644 INFO L225 Difference]: With dead ends: 481 [2020-07-19 21:04:40,644 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 21:04:40,649 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-07-19 21:04:40,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 21:04:40,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 21:04:40,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 21:04:40,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 21:04:40,651 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-07-19 21:04:40,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:04:40,651 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 21:04:40,651 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:04:40,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 21:04:40,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 21:04:40,652 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 21:04:40,654 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 21:04:42,442 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 9 [2020-07-19 21:04:42,632 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-19 21:04:42,805 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 1 [2020-07-19 21:04:42,952 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-07-19 21:04:43,107 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-19 21:04:43,253 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-07-19 21:04:43,415 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-19 21:04:43,627 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 21:04:43,959 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 14 [2020-07-19 21:04:44,106 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-07-19 21:04:44,270 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-07-19 21:04:44,560 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-07-19 21:04:44,890 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 14 [2020-07-19 21:04:45,206 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 9 [2020-07-19 21:04:45,497 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-07-19 21:04:45,797 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-07-19 21:04:45,958 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-19 21:04:46,134 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-19 21:04:46,263 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2020-07-19 21:04:46,413 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-07-19 21:04:46,595 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-07-19 21:04:46,735 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-07-19 21:04:46,908 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-07-19 21:04:47,223 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 14 [2020-07-19 21:04:47,537 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-07-19 21:04:47,542 INFO L268 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-07-19 21:04:47,542 INFO L268 CegarLoopResult]: For program point L629-1(lines 629 633) no Hoare annotation was computed. [2020-07-19 21:04:47,542 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 598 653) no Hoare annotation was computed. [2020-07-19 21:04:47,542 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point L623-2(lines 623 644) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 598 653) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point L645(lines 622 646) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 598 653) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point L699(line 699) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point L699-1(line 699) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 654 713) no Hoare annotation was computed. [2020-07-19 21:04:47,543 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 654 713) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point L686(lines 686 690) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point L686-1(lines 686 690) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 654 713) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point L681(line 681) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point L680-2(lines 680 705) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point L706(lines 679 707) no Hoare annotation was computed. [2020-07-19 21:04:47,544 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 529 535) the Hoare annotation is: true [2020-07-19 21:04:47,544 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 529 535) no Hoare annotation was computed. [2020-07-19 21:04:47,545 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 536 544) no Hoare annotation was computed. [2020-07-19 21:04:47,545 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 536 544) the Hoare annotation is: true [2020-07-19 21:04:47,545 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 536 544) no Hoare annotation was computed. [2020-07-19 21:04:47,545 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 233 240) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-19 21:04:47,545 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 233 240) no Hoare annotation was computed. [2020-07-19 21:04:47,545 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 233 240) no Hoare annotation was computed. [2020-07-19 21:04:47,545 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 241 250) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0))) [2020-07-19 21:04:47,546 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 241 250) no Hoare annotation was computed. [2020-07-19 21:04:47,546 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 241 250) no Hoare annotation was computed. [2020-07-19 21:04:47,546 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-07-19 21:04:47,546 INFO L271 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: true [2020-07-19 21:04:47,546 INFO L268 CegarLoopResult]: For program point L257-1(line 257) no Hoare annotation was computed. [2020-07-19 21:04:47,546 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 251 279) the Hoare annotation is: true [2020-07-19 21:04:47,547 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 251 279) no Hoare annotation was computed. [2020-07-19 21:04:47,547 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-19 21:04:47,547 INFO L268 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-07-19 21:04:47,547 INFO L268 CegarLoopResult]: For program point L263(lines 263 273) no Hoare annotation was computed. [2020-07-19 21:04:47,547 INFO L271 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: true [2020-07-19 21:04:47,547 INFO L268 CegarLoopResult]: For program point L261-1(line 261) no Hoare annotation was computed. [2020-07-19 21:04:47,548 INFO L268 CegarLoopResult]: For program point L259(lines 259 276) no Hoare annotation was computed. [2020-07-19 21:04:47,548 INFO L268 CegarLoopResult]: For program point L259-1(lines 251 279) no Hoare annotation was computed. [2020-07-19 21:04:47,548 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:04:47,548 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:04:47,548 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:04:47,549 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:04:47,549 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-19 21:04:47,549 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-19 21:04:47,549 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,549 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-19 21:04:47,550 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-19 21:04:47,551 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-19 21:04:47,552 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-19 21:04:47,552 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 486 500) no Hoare annotation was computed. [2020-07-19 21:04:47,552 INFO L264 CegarLoopResult]: At program point L492(line 492) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-19 21:04:47,552 INFO L268 CegarLoopResult]: For program point L490(lines 490 496) no Hoare annotation was computed. [2020-07-19 21:04:47,552 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 486 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0))) [2020-07-19 21:04:47,552 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 486 500) no Hoare annotation was computed. [2020-07-19 21:04:47,552 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 441 449) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 441 449) the Hoare annotation is: true [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 441 449) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point L480-1(line 480) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point L469(lines 469 477) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 450 485) no Hoare annotation was computed. [2020-07-19 21:04:47,553 INFO L268 CegarLoopResult]: For program point L457(lines 457 465) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point L457-2(lines 457 465) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 450 485) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 450 485) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 522 528) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 522 528) the Hoare annotation is: true [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 552 597) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 552 597) no Hoare annotation was computed. [2020-07-19 21:04:47,554 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 552 597) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 865 910) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L268 CegarLoopResult]: For program point L885(lines 885 892) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L268 CegarLoopResult]: For program point L879(lines 879 899) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L268 CegarLoopResult]: For program point L879-1(lines 879 899) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 865 910) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 865 910) no Hoare annotation was computed. [2020-07-19 21:04:47,555 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,556 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:04:47,556 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-19 21:04:47,556 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-19 21:04:47,556 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 430 440) the Hoare annotation is: true [2020-07-19 21:04:47,556 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 430 440) no Hoare annotation was computed. [2020-07-19 21:04:47,556 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 430 440) no Hoare annotation was computed. [2020-07-19 21:04:47,556 INFO L271 CegarLoopResult]: At program point L435(line 435) the Hoare annotation is: true [2020-07-19 21:04:47,556 INFO L268 CegarLoopResult]: For program point L435-1(line 435) no Hoare annotation was computed. [2020-07-19 21:04:47,557 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 422 429) the Hoare annotation is: true [2020-07-19 21:04:47,557 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 422 429) no Hoare annotation was computed. [2020-07-19 21:04:47,557 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 422 429) no Hoare annotation was computed. [2020-07-19 21:04:47,557 INFO L264 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= 0 ~pumpRunning~0)) [2020-07-19 21:04:47,557 INFO L268 CegarLoopResult]: For program point L408-1(lines 389 413) no Hoare annotation was computed. [2020-07-19 21:04:47,557 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 389 413) no Hoare annotation was computed. [2020-07-19 21:04:47,557 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 389 413) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0) (= 0 ~pumpRunning~0)) [2020-07-19 21:04:47,557 INFO L264 CegarLoopResult]: At program point L403(line 403) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-07-19 21:04:47,558 INFO L264 CegarLoopResult]: At program point L399(line 399) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-07-19 21:04:47,558 INFO L268 CegarLoopResult]: For program point L397(lines 397 405) no Hoare annotation was computed. [2020-07-19 21:04:47,558 INFO L264 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-07-19 21:04:47,558 INFO L268 CegarLoopResult]: For program point L395-1(line 395) no Hoare annotation was computed. [2020-07-19 21:04:47,558 INFO L268 CegarLoopResult]: For program point L393(lines 393 410) no Hoare annotation was computed. [2020-07-19 21:04:47,558 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 381 387) no Hoare annotation was computed. [2020-07-19 21:04:47,558 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 381 387) the Hoare annotation is: true [2020-07-19 21:04:47,559 INFO L264 CegarLoopResult]: At program point testENTRY(lines 282 347) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-19 21:04:47,559 INFO L264 CegarLoopResult]: At program point L314(line 314) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,559 INFO L268 CegarLoopResult]: For program point L312(lines 312 318) no Hoare annotation was computed. [2020-07-19 21:04:47,559 INFO L268 CegarLoopResult]: For program point L312-1(lines 312 318) no Hoare annotation was computed. [2020-07-19 21:04:47,559 INFO L268 CegarLoopResult]: For program point testFINAL(lines 282 347) no Hoare annotation was computed. [2020-07-19 21:04:47,559 INFO L264 CegarLoopResult]: At program point L337(lines 292 339) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,560 INFO L264 CegarLoopResult]: At program point L304(line 304) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,560 INFO L268 CegarLoopResult]: For program point L302(lines 302 308) no Hoare annotation was computed. [2020-07-19 21:04:47,560 INFO L268 CegarLoopResult]: For program point L302-1(lines 302 308) no Hoare annotation was computed. [2020-07-19 21:04:47,560 INFO L268 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-07-19 21:04:47,560 INFO L264 CegarLoopResult]: At program point L340(lines 291 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,560 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,560 INFO L268 CegarLoopResult]: For program point L328(lines 328 334) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L264 CegarLoopResult]: At program point L328-1(lines 322 335) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= 1 |old(~systemActive~0)|))) [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point L293(lines 292 339) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point testEXIT(lines 282 347) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point L322(lines 322 335) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point L833(lines 833 853) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point L833-1(lines 833 853) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 819 864) no Hoare annotation was computed. [2020-07-19 21:04:47,561 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 819 864) no Hoare annotation was computed. [2020-07-19 21:04:47,562 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 819 864) no Hoare annotation was computed. [2020-07-19 21:04:47,562 INFO L268 CegarLoopResult]: For program point L839(lines 839 846) no Hoare annotation was computed. [2020-07-19 21:04:47,562 INFO L268 CegarLoopResult]: For program point L205(lines 205 213) no Hoare annotation was computed. [2020-07-19 21:04:47,562 INFO L268 CegarLoopResult]: For program point L205-2(lines 205 213) no Hoare annotation was computed. [2020-07-19 21:04:47,562 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 197 219) no Hoare annotation was computed. [2020-07-19 21:04:47,562 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 197 219) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 197 219) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 512 521) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 512 521) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 512 521) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 716 818) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point L766(lines 765 785) no Hoare annotation was computed. [2020-07-19 21:04:47,563 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point L797-1(line 797) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point L762(lines 762 803) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 716 818) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point L740(lines 740 744) no Hoare annotation was computed. [2020-07-19 21:04:47,564 INFO L268 CegarLoopResult]: For program point L804(lines 804 815) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point L767(lines 767 771) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 785) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point L786(lines 764 787) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 716 818) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point L745(lines 745 761) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point L805(lines 805 812) no Hoare annotation was computed. [2020-07-19 21:04:47,565 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,566 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-19 21:04:47,566 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,566 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 414 421) no Hoare annotation was computed. [2020-07-19 21:04:47,566 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 414 421) no Hoare annotation was computed. [2020-07-19 21:04:47,567 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 414 421) no Hoare annotation was computed. [2020-07-19 21:04:47,567 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 220 228) the Hoare annotation is: true [2020-07-19 21:04:47,567 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 220 228) no Hoare annotation was computed. [2020-07-19 21:04:47,567 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 220 228) no Hoare annotation was computed. [2020-07-19 21:04:47,567 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 176 187) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0))) [2020-07-19 21:04:47,567 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 176 187) no Hoare annotation was computed. [2020-07-19 21:04:47,567 INFO L268 CegarLoopResult]: For program point L180-1(lines 176 187) no Hoare annotation was computed. [2020-07-19 21:04:47,568 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,568 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,568 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,568 INFO L264 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 21:04:47,568 INFO L264 CegarLoopResult]: At program point L368(lines 368 374) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-19 21:04:47,568 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 354 380) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 21:04:47,569 INFO L264 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-19 21:04:47,569 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 354 380) no Hoare annotation was computed. [2020-07-19 21:04:47,569 INFO L268 CegarLoopResult]: For program point L361(lines 357 379) no Hoare annotation was computed. [2020-07-19 21:04:47,569 INFO L268 CegarLoopResult]: For program point L359(lines 357 379) no Hoare annotation was computed. [2020-07-19 21:04:47,569 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 354 380) no Hoare annotation was computed. [2020-07-19 21:04:47,569 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-19 21:04:47,569 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-19 21:04:47,570 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 21:04:47,570 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-19 21:04:47,570 INFO L264 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-19 21:04:47,570 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-19 21:04:47,570 INFO L264 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-19 21:04:47,570 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-19 21:04:47,571 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-19 21:04:47,571 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-19 21:04:47,571 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 188 196) the Hoare annotation is: true [2020-07-19 21:04:47,571 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 188 196) no Hoare annotation was computed. [2020-07-19 21:04:47,571 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 188 196) no Hoare annotation was computed. [2020-07-19 21:04:47,571 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 152 163) the Hoare annotation is: true [2020-07-19 21:04:47,572 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-07-19 21:04:47,572 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-07-19 21:04:47,572 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-19 21:04:47,572 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-19 21:04:47,572 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,572 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~systemActive~0)) [2020-07-19 21:04:47,572 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 21:04:47,573 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:04:47,573 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 164 175) no Hoare annotation was computed. [2020-07-19 21:04:47,573 INFO L268 CegarLoopResult]: For program point L168-1(lines 164 175) no Hoare annotation was computed. [2020-07-19 21:04:47,573 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 164 175) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~pumpRunning~0))) [2020-07-19 21:04:47,573 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 502 509) no Hoare annotation was computed. [2020-07-19 21:04:47,573 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2020-07-19 21:04:47,574 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 502 509) the Hoare annotation is: true [2020-07-19 21:04:47,574 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 502 509) no Hoare annotation was computed. [2020-07-19 21:04:47,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 09:04:47 BoogieIcfgContainer [2020-07-19 21:04:47,589 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 21:04:47,591 INFO L168 Benchmark]: Toolchain (without parser) took 18117.47 ms. Allocated memory was 140.5 MB in the beginning and 480.8 MB in the end (delta: 340.3 MB). Free memory was 104.3 MB in the beginning and 93.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 356.3 MB. Max. memory is 7.1 GB. [2020-07-19 21:04:47,592 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-19 21:04:47,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.71 ms. Allocated memory was 140.5 MB in the beginning and 207.6 MB in the end (delta: 67.1 MB). Free memory was 103.8 MB in the beginning and 177.6 MB in the end (delta: -73.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2020-07-19 21:04:47,594 INFO L168 Benchmark]: Boogie Preprocessor took 88.11 ms. Allocated memory is still 207.6 MB. Free memory was 177.6 MB in the beginning and 173.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-19 21:04:47,595 INFO L168 Benchmark]: RCFGBuilder took 1138.65 ms. Allocated memory was 207.6 MB in the beginning and 231.7 MB in the end (delta: 24.1 MB). Free memory was 173.0 MB in the beginning and 193.8 MB in the end (delta: -20.7 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2020-07-19 21:04:47,596 INFO L168 Benchmark]: TraceAbstraction took 16185.74 ms. Allocated memory was 231.7 MB in the beginning and 480.8 MB in the end (delta: 249.0 MB). Free memory was 192.5 MB in the beginning and 93.5 MB in the end (delta: 99.0 MB). Peak memory consumption was 353.3 MB. Max. memory is 7.1 GB. [2020-07-19 21:04:47,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.71 ms. Allocated memory was 140.5 MB in the beginning and 207.6 MB in the end (delta: 67.1 MB). Free memory was 103.8 MB in the beginning and 177.6 MB in the end (delta: -73.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.11 ms. Allocated memory is still 207.6 MB. Free memory was 177.6 MB in the beginning and 173.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1138.65 ms. Allocated memory was 207.6 MB in the beginning and 231.7 MB in the end (delta: 24.1 MB). Free memory was 173.0 MB in the beginning and 193.8 MB in the end (delta: -20.7 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16185.74 ms. Allocated memory was 231.7 MB in the beginning and 480.8 MB in the end (delta: 249.0 MB). Free memory was 192.5 MB in the beginning and 93.5 MB in the end (delta: 99.0 MB). Peak memory consumption was 353.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 292]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || 0 == pumpRunning) || !(1 == \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || 0 == pumpRunning - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || 0 == pumpRunning) || !(1 == \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 220 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 334 SDtfs, 587 SDslu, 364 SDs, 0 SdLazy, 1332 SolverSat, 398 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 101 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=265occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 79 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 348 PreInvPairs, 422 NumberOfFragments, 694 HoareAnnotationTreeSize, 348 FomulaSimplifications, 4339 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 55 FomulaSimplificationsInter, 10998 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 59779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...