java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:49,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:49,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:49,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:49,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:50,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:50,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:50,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:50,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:50,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:50,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:50,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:50,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:50,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:50,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:50,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:50,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:50,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:50,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:50,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:50,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:50,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:50,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:50,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:50,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:50,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:50,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:50,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:50,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:50,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:50,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:50,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:50,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:50,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:50,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:50,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:50,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:50,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:50,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:50,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:50,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:50,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:50,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:50,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:50,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:50,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:50,051 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:50,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:50,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:50,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:50,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:50,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:50,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:50,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:50,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:50,053 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:50,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:50,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:50,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:50,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:50,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:50,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:50,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:50,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:50,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:50,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:50,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:50,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:50,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:50,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:50,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:50,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:50,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:50,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:50,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:50,379 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:50,380 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-10-13 21:21:50,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/499bfbdc3/a295f815cb3641a6bf2d13c1f880118c/FLAG2119fd824 [2019-10-13 21:21:51,022 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:51,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-10-13 21:21:51,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/499bfbdc3/a295f815cb3641a6bf2d13c1f880118c/FLAG2119fd824 [2019-10-13 21:21:51,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/499bfbdc3/a295f815cb3641a6bf2d13c1f880118c [2019-10-13 21:21:51,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:51,341 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:51,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:51,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:51,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:51,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:51" (1/1) ... [2019-10-13 21:21:51,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24142310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:51, skipping insertion in model container [2019-10-13 21:21:51,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:51" (1/1) ... [2019-10-13 21:21:51,356 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:51,432 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:51,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:51,927 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:52,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:52,051 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:52,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52 WrapperNode [2019-10-13 21:21:52,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:52,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:52,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:52,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:52,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... [2019-10-13 21:21:52,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:52,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:52,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:52,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:52,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:52,210 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:21:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:52,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:21:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:52,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:52,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:52,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:52,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:21:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:52,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:52,228 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:53,235 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:53,235 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:53,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:53 BoogieIcfgContainer [2019-10-13 21:21:53,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:53,243 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:53,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:53,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:53,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:51" (1/3) ... [2019-10-13 21:21:53,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb5d504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:53, skipping insertion in model container [2019-10-13 21:21:53,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:52" (2/3) ... [2019-10-13 21:21:53,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb5d504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:53, skipping insertion in model container [2019-10-13 21:21:53,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:53" (3/3) ... [2019-10-13 21:21:53,259 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product21.cil.c [2019-10-13 21:21:53,271 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:53,280 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:53,291 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:53,318 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:53,318 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:53,318 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:53,319 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:53,319 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:53,319 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:53,319 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:53,319 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2019-10-13 21:21:53,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:21:53,351 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:53,352 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:53,354 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:53,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:53,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1715391972, now seen corresponding path program 1 times [2019-10-13 21:21:53,369 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:53,369 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812563802] [2019-10-13 21:21:53,370 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:53,370 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:53,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:53,732 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812563802] [2019-10-13 21:21:53,733 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:53,735 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:53,736 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120968243] [2019-10-13 21:21:53,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:53,743 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:53,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:53,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:53,760 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2019-10-13 21:21:53,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:53,808 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2019-10-13 21:21:53,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:53,810 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:21:53,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:53,832 INFO L225 Difference]: With dead ends: 244 [2019-10-13 21:21:53,832 INFO L226 Difference]: Without dead ends: 122 [2019-10-13 21:21:53,850 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:53,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2019-10-13 21:21:53,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2019-10-13 21:21:53,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-10-13 21:21:53,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2019-10-13 21:21:53,917 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2019-10-13 21:21:53,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:53,918 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2019-10-13 21:21:53,918 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2019-10-13 21:21:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:21:53,922 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:53,922 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:53,922 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:53,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:53,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1451016252, now seen corresponding path program 1 times [2019-10-13 21:21:53,923 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:53,923 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520335353] [2019-10-13 21:21:53,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:53,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:53,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:54,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:54,066 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520335353] [2019-10-13 21:21:54,066 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:54,066 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:54,066 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290557814] [2019-10-13 21:21:54,069 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:54,070 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:54,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:54,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:54,071 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 3 states. [2019-10-13 21:21:54,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:54,118 INFO L93 Difference]: Finished difference Result 193 states and 225 transitions. [2019-10-13 21:21:54,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:54,119 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:21:54,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:54,124 INFO L225 Difference]: With dead ends: 193 [2019-10-13 21:21:54,124 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 21:21:54,127 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:54,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 21:21:54,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 21:21:54,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 21:21:54,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2019-10-13 21:21:54,153 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2019-10-13 21:21:54,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:54,154 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2019-10-13 21:21:54,154 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:54,154 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2019-10-13 21:21:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:21:54,158 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:54,158 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:54,158 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:54,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:54,159 INFO L82 PathProgramCache]: Analyzing trace with hash 880823031, now seen corresponding path program 1 times [2019-10-13 21:21:54,159 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:54,159 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191342288] [2019-10-13 21:21:54,159 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:54,159 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:54,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:54,352 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191342288] [2019-10-13 21:21:54,353 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:54,353 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:54,353 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036424181] [2019-10-13 21:21:54,354 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:54,354 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:54,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:54,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:54,355 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 7 states. [2019-10-13 21:21:54,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:54,651 INFO L93 Difference]: Finished difference Result 202 states and 239 transitions. [2019-10-13 21:21:54,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:54,652 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:21:54,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:54,654 INFO L225 Difference]: With dead ends: 202 [2019-10-13 21:21:54,654 INFO L226 Difference]: Without dead ends: 113 [2019-10-13 21:21:54,655 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:54,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-10-13 21:21:54,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-10-13 21:21:54,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-10-13 21:21:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2019-10-13 21:21:54,672 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 51 [2019-10-13 21:21:54,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:54,673 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2019-10-13 21:21:54,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:54,673 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2019-10-13 21:21:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 21:21:54,680 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:54,680 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:54,680 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:54,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:54,681 INFO L82 PathProgramCache]: Analyzing trace with hash 2056665484, now seen corresponding path program 1 times [2019-10-13 21:21:54,684 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:54,685 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731410713] [2019-10-13 21:21:54,685 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:54,685 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:54,686 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:54,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:54,925 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731410713] [2019-10-13 21:21:54,925 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:54,925 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:54,925 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015262391] [2019-10-13 21:21:54,926 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:54,926 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:54,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:54,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:54,928 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 10 states. [2019-10-13 21:21:55,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:55,481 INFO L93 Difference]: Finished difference Result 360 states and 441 transitions. [2019-10-13 21:21:55,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:21:55,482 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2019-10-13 21:21:55,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:55,487 INFO L225 Difference]: With dead ends: 360 [2019-10-13 21:21:55,487 INFO L226 Difference]: Without dead ends: 271 [2019-10-13 21:21:55,489 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:55,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-10-13 21:21:55,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 267. [2019-10-13 21:21:55,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2019-10-13 21:21:55,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 318 transitions. [2019-10-13 21:21:55,524 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 318 transitions. Word has length 64 [2019-10-13 21:21:55,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:55,525 INFO L462 AbstractCegarLoop]: Abstraction has 267 states and 318 transitions. [2019-10-13 21:21:55,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:55,525 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 318 transitions. [2019-10-13 21:21:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-10-13 21:21:55,527 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:55,528 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:55,528 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:55,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:55,528 INFO L82 PathProgramCache]: Analyzing trace with hash -128733792, now seen corresponding path program 1 times [2019-10-13 21:21:55,529 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:55,529 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137206631] [2019-10-13 21:21:55,529 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:55,529 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:55,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:55,615 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137206631] [2019-10-13 21:21:55,615 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:55,615 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:55,616 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993968694] [2019-10-13 21:21:55,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:55,617 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:55,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:55,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:55,618 INFO L87 Difference]: Start difference. First operand 267 states and 318 transitions. Second operand 3 states. [2019-10-13 21:21:55,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:55,651 INFO L93 Difference]: Finished difference Result 407 states and 496 transitions. [2019-10-13 21:21:55,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:55,652 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2019-10-13 21:21:55,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:55,656 INFO L225 Difference]: With dead ends: 407 [2019-10-13 21:21:55,656 INFO L226 Difference]: Without dead ends: 164 [2019-10-13 21:21:55,660 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:55,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-10-13 21:21:55,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2019-10-13 21:21:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-10-13 21:21:55,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2019-10-13 21:21:55,687 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 72 [2019-10-13 21:21:55,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:55,687 INFO L462 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2019-10-13 21:21:55,688 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:55,688 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2019-10-13 21:21:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-13 21:21:55,690 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:55,691 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 21:21:55,691 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:55,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:55,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1672476349, now seen corresponding path program 1 times [2019-10-13 21:21:55,692 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:55,692 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701610715] [2019-10-13 21:21:55,692 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:55,693 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:55,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:55,875 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-13 21:21:55,875 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701610715] [2019-10-13 21:21:55,876 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260857586] [2019-10-13 21:21:55,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:56,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 21:21:56,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:21:56,212 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:21:56,213 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:21:56,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:56,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:56,495 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-13 21:21:56,495 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1442624220] [2019-10-13 21:21:56,501 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 109 [2019-10-13 21:21:56,541 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-13 21:21:56,541 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-13 21:21:56,616 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-13 21:21:56,618 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-13 21:21:56,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:56,623 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-13 21:21:56,671 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-13 21:21:56,671 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-13 21:21:56,680 INFO L553 sIntCurrentIteration]: We unified 107 AI predicates to 107 [2019-10-13 21:21:56,683 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-13 21:21:56,684 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:21:56,685 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-10-13 21:21:56,685 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026269061] [2019-10-13 21:21:56,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:56,688 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:56,688 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-13 21:21:56,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:56,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:56,688 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 2 states. [2019-10-13 21:21:56,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:56,692 INFO L93 Difference]: Finished difference Result 164 states and 182 transitions. [2019-10-13 21:21:56,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:56,692 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 108 [2019-10-13 21:21:56,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:56,693 INFO L225 Difference]: With dead ends: 164 [2019-10-13 21:21:56,693 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:56,694 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:56,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:56,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:56,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:56,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2019-10-13 21:21:56,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:56,695 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:56,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:56,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:56,902 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:56,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:57,083 INFO L443 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point L382-2(lines 382 403) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point L404(lines 381 405) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 357 412) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 357 412) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 392) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2019-10-13 21:21:57,084 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 357 412) no Hoare annotation was computed. [2019-10-13 21:21:57,085 INFO L443 ceAbstractionStarter]: For program point L445(lines 445 449) no Hoare annotation was computed. [2019-10-13 21:21:57,085 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 445 449) no Hoare annotation was computed. [2019-10-13 21:21:57,085 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-13 21:21:57,085 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 413 472) no Hoare annotation was computed. [2019-10-13 21:21:57,085 INFO L443 ceAbstractionStarter]: For program point L439-2(lines 439 464) no Hoare annotation was computed. [2019-10-13 21:21:57,085 INFO L443 ceAbstractionStarter]: For program point L465(lines 438 466) no Hoare annotation was computed. [2019-10-13 21:21:57,086 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 413 472) no Hoare annotation was computed. [2019-10-13 21:21:57,086 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 21:21:57,086 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 413 472) no Hoare annotation was computed. [2019-10-13 21:21:57,086 INFO L443 ceAbstractionStarter]: For program point L458-1(line 458) no Hoare annotation was computed. [2019-10-13 21:21:57,087 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 692 698) the Hoare annotation is: true [2019-10-13 21:21:57,087 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 692 698) no Hoare annotation was computed. [2019-10-13 21:21:57,087 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 699 707) no Hoare annotation was computed. [2019-10-13 21:21:57,087 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 699 707) the Hoare annotation is: true [2019-10-13 21:21:57,089 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 699 707) no Hoare annotation was computed. [2019-10-13 21:21:57,089 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 806 830) the Hoare annotation is: true [2019-10-13 21:21:57,089 INFO L446 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: true [2019-10-13 21:21:57,089 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 806 830) no Hoare annotation was computed. [2019-10-13 21:21:57,090 INFO L443 ceAbstractionStarter]: For program point L818(lines 818 824) no Hoare annotation was computed. [2019-10-13 21:21:57,090 INFO L446 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: true [2019-10-13 21:21:57,090 INFO L443 ceAbstractionStarter]: For program point L816-1(line 816) no Hoare annotation was computed. [2019-10-13 21:21:57,090 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 827) no Hoare annotation was computed. [2019-10-13 21:21:57,092 INFO L443 ceAbstractionStarter]: For program point L814-1(lines 806 830) no Hoare annotation was computed. [2019-10-13 21:21:57,092 INFO L446 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2019-10-13 21:21:57,092 INFO L443 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2019-10-13 21:21:57,092 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 781 803) the Hoare annotation is: true [2019-10-13 21:21:57,092 INFO L446 ceAbstractionStarter]: At program point L793(line 793) the Hoare annotation is: true [2019-10-13 21:21:57,092 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 781 803) no Hoare annotation was computed. [2019-10-13 21:21:57,093 INFO L446 ceAbstractionStarter]: At program point L793-1(line 793) the Hoare annotation is: true [2019-10-13 21:21:57,093 INFO L443 ceAbstractionStarter]: For program point L791(lines 791 798) no Hoare annotation was computed. [2019-10-13 21:21:57,093 INFO L443 ceAbstractionStarter]: For program point L791-1(lines 791 798) no Hoare annotation was computed. [2019-10-13 21:21:57,093 INFO L443 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2019-10-13 21:21:57,093 INFO L446 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: true [2019-10-13 21:21:57,094 INFO L446 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2019-10-13 21:21:57,094 INFO L446 ceAbstractionStarter]: At program point L787-1(line 787) the Hoare annotation is: true [2019-10-13 21:21:57,094 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 781 803) no Hoare annotation was computed. [2019-10-13 21:21:57,094 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 740 763) no Hoare annotation was computed. [2019-10-13 21:21:57,094 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 740 763) no Hoare annotation was computed. [2019-10-13 21:21:57,094 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 740 763) no Hoare annotation was computed. [2019-10-13 21:21:57,094 INFO L443 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2019-10-13 21:21:57,094 INFO L443 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L756(line 756) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L755(line 755) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L754(line 754) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L752(line 752) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L751(line 751) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2019-10-13 21:21:57,096 INFO L443 ceAbstractionStarter]: For program point L749(line 749) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L443 ceAbstractionStarter]: For program point L747(line 747) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L443 ceAbstractionStarter]: For program point L746(line 746) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L443 ceAbstractionStarter]: For program point L745(line 745) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2019-10-13 21:21:57,097 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2019-10-13 21:21:57,097 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 221) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L446 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point L191-2(lines 191 199) no Hoare annotation was computed. [2019-10-13 21:21:57,098 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 187) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 172 207) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 172 207) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 172 207) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 685 691) no Hoare annotation was computed. [2019-10-13 21:21:57,099 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 685 691) the Hoare annotation is: true [2019-10-13 21:21:57,099 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 311 356) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 311 356) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 311 356) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 658) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point L638-1(lines 638 658) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 624 669) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 624 669) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 624 669) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 651) no Hoare annotation was computed. [2019-10-13 21:21:57,100 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 771 780) the Hoare annotation is: true [2019-10-13 21:21:57,101 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 771 780) no Hoare annotation was computed. [2019-10-13 21:21:57,101 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 771 780) no Hoare annotation was computed. [2019-10-13 21:21:57,101 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2019-10-13 21:21:57,101 INFO L446 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2019-10-13 21:21:57,101 INFO L443 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2019-10-13 21:21:57,101 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2019-10-13 21:21:57,101 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2019-10-13 21:21:57,101 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: true [2019-10-13 21:21:57,102 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2019-10-13 21:21:57,102 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2019-10-13 21:21:57,102 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2019-10-13 21:21:57,102 INFO L446 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: true [2019-10-13 21:21:57,103 INFO L446 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: true [2019-10-13 21:21:57,103 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-10-13 21:21:57,103 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2019-10-13 21:21:57,103 INFO L446 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: true [2019-10-13 21:21:57,103 INFO L443 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2019-10-13 21:21:57,103 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: true [2019-10-13 21:21:57,103 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-10-13 21:21:57,103 INFO L446 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: true [2019-10-13 21:21:57,104 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2019-10-13 21:21:57,104 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2019-10-13 21:21:57,104 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 231 294) the Hoare annotation is: true [2019-10-13 21:21:57,104 INFO L446 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: true [2019-10-13 21:21:57,104 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2019-10-13 21:21:57,104 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2019-10-13 21:21:57,104 INFO L446 ceAbstractionStarter]: At program point L277-2(lines 271 282) the Hoare annotation is: true [2019-10-13 21:21:57,104 INFO L443 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2019-10-13 21:21:57,104 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 282) no Hoare annotation was computed. [2019-10-13 21:21:57,105 INFO L446 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: true [2019-10-13 21:21:57,105 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2019-10-13 21:21:57,105 INFO L443 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2019-10-13 21:21:57,105 INFO L446 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: true [2019-10-13 21:21:57,105 INFO L446 ceAbstractionStarter]: At program point L284(lines 241 286) the Hoare annotation is: true [2019-10-13 21:21:57,105 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-10-13 21:21:57,105 INFO L443 ceAbstractionStarter]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2019-10-13 21:21:57,105 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 578 623) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 605) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 578 623) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 578 623) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 612) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point L592-1(lines 592 612) no Hoare annotation was computed. [2019-10-13 21:21:57,106 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 911 919) no Hoare annotation was computed. [2019-10-13 21:21:57,107 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 911 919) the Hoare annotation is: true [2019-10-13 21:21:57,107 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 911 919) no Hoare annotation was computed. [2019-10-13 21:21:57,107 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 879 901) no Hoare annotation was computed. [2019-10-13 21:21:57,107 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 895) no Hoare annotation was computed. [2019-10-13 21:21:57,107 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 879 901) no Hoare annotation was computed. [2019-10-13 21:21:57,109 INFO L443 ceAbstractionStarter]: For program point L887-2(lines 887 895) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 879 901) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L545(lines 523 546) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 475 577) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 520) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L564(lines 564 571) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L525(lines 524 544) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L556-1(line 556) no Hoare annotation was computed. [2019-10-13 21:21:57,110 INFO L443 ceAbstractionStarter]: For program point L521(lines 521 562) no Hoare annotation was computed. [2019-10-13 21:21:57,111 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 475 577) no Hoare annotation was computed. [2019-10-13 21:21:57,111 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point L540-1(line 540) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 503) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 574) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 475 577) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point L524-2(lines 524 544) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 675 684) no Hoare annotation was computed. [2019-10-13 21:21:57,112 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 675 684) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 675 684) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:57,113 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 136 143) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 136 143) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 136 143) no Hoare annotation was computed. [2019-10-13 21:21:57,113 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 902 910) the Hoare annotation is: true [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 902 910) no Hoare annotation was computed. [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 902 910) no Hoare annotation was computed. [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point L862-1(lines 858 869) no Hoare annotation was computed. [2019-10-13 21:21:57,114 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 858 869) the Hoare annotation is: true [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 858 869) no Hoare annotation was computed. [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,114 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,115 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 870 878) the Hoare annotation is: true [2019-10-13 21:21:57,115 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 870 878) no Hoare annotation was computed. [2019-10-13 21:21:57,115 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 870 878) no Hoare annotation was computed. [2019-10-13 21:21:57,115 INFO L446 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: true [2019-10-13 21:21:57,116 INFO L446 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: true [2019-10-13 21:21:57,116 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2019-10-13 21:21:57,116 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: true [2019-10-13 21:21:57,116 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2019-10-13 21:21:57,116 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2019-10-13 21:21:57,116 INFO L446 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: true [2019-10-13 21:21:57,116 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 710 739) no Hoare annotation was computed. [2019-10-13 21:21:57,116 INFO L446 ceAbstractionStarter]: At program point L735(lines 710 739) the Hoare annotation is: true [2019-10-13 21:21:57,116 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 710 739) the Hoare annotation is: true [2019-10-13 21:21:57,117 INFO L443 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2019-10-13 21:21:57,117 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2019-10-13 21:21:57,117 INFO L446 ceAbstractionStarter]: At program point L724-1(lines 724 728) the Hoare annotation is: true [2019-10-13 21:21:57,117 INFO L443 ceAbstractionStarter]: For program point L721(line 721) no Hoare annotation was computed. [2019-10-13 21:21:57,117 INFO L446 ceAbstractionStarter]: At program point L720-2(lines 720 734) the Hoare annotation is: true [2019-10-13 21:21:57,117 INFO L446 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: true [2019-10-13 21:21:57,117 INFO L443 ceAbstractionStarter]: For program point L716-1(line 716) no Hoare annotation was computed. [2019-10-13 21:21:57,118 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 834 845) the Hoare annotation is: true [2019-10-13 21:21:57,118 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 834 845) no Hoare annotation was computed. [2019-10-13 21:21:57,118 INFO L443 ceAbstractionStarter]: For program point L838-1(lines 834 845) no Hoare annotation was computed. [2019-10-13 21:21:57,118 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 764 770) no Hoare annotation was computed. [2019-10-13 21:21:57,118 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 764 770) the Hoare annotation is: true [2019-10-13 21:21:57,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,119 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-13 21:21:57,119 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:57,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:57,119 INFO L443 ceAbstractionStarter]: For program point L850-1(lines 846 857) no Hoare annotation was computed. [2019-10-13 21:21:57,119 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 846 857) no Hoare annotation was computed. [2019-10-13 21:21:57,119 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 846 857) the Hoare annotation is: true [2019-10-13 21:21:57,120 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 296 303) no Hoare annotation was computed. [2019-10-13 21:21:57,120 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 296 303) the Hoare annotation is: true [2019-10-13 21:21:57,120 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 300) no Hoare annotation was computed. [2019-10-13 21:21:57,121 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 296 303) no Hoare annotation was computed. [2019-10-13 21:21:57,121 INFO L446 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2019-10-13 21:21:57,121 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2019-10-13 21:21:57,121 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-10-13 21:21:57,121 INFO L446 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: true [2019-10-13 21:21:57,121 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 85 109) the Hoare annotation is: true [2019-10-13 21:21:57,121 INFO L443 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2019-10-13 21:21:57,121 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-10-13 21:21:57,122 INFO L446 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: true [2019-10-13 21:21:57,122 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2019-10-13 21:21:57,122 INFO L446 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: true [2019-10-13 21:21:57,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:57 BoogieIcfgContainer [2019-10-13 21:21:57,135 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:57,142 INFO L168 Benchmark]: Toolchain (without parser) took 5795.89 ms. Allocated memory was 145.2 MB in the beginning and 291.5 MB in the end (delta: 146.3 MB). Free memory was 102.3 MB in the beginning and 182.7 MB in the end (delta: -80.4 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:57,143 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 21:21:57,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.36 ms. Allocated memory was 145.2 MB in the beginning and 201.3 MB in the end (delta: 56.1 MB). Free memory was 102.1 MB in the beginning and 167.9 MB in the end (delta: -65.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:57,152 INFO L168 Benchmark]: Boogie Preprocessor took 93.74 ms. Allocated memory is still 201.3 MB. Free memory was 167.9 MB in the beginning and 163.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:57,157 INFO L168 Benchmark]: RCFGBuilder took 1090.54 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 163.9 MB in the beginning and 196.1 MB in the end (delta: -32.2 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:57,158 INFO L168 Benchmark]: TraceAbstraction took 3891.97 ms. Allocated memory was 234.9 MB in the beginning and 291.5 MB in the end (delta: 56.6 MB). Free memory was 196.1 MB in the beginning and 182.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 70.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:57,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.36 ms. Allocated memory was 145.2 MB in the beginning and 201.3 MB in the end (delta: 56.1 MB). Free memory was 102.1 MB in the beginning and 167.9 MB in the end (delta: -65.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.74 ms. Allocated memory is still 201.3 MB. Free memory was 167.9 MB in the beginning and 163.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1090.54 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 163.9 MB in the beginning and 196.1 MB in the end (delta: -32.2 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3891.97 ms. Allocated memory was 234.9 MB in the beginning and 291.5 MB in the end (delta: 56.6 MB). Free memory was 196.1 MB in the beginning and 182.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 70.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 300]: 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: 241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 224 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 649 SDtfs, 377 SDslu, 1319 SDs, 0 SdLazy, 434 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 152 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=267occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 375 PreInvPairs, 376 NumberOfFragments, 57 HoareAnnotationTreeSize, 375 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 496 NumberOfCodeBlocks, 496 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 596 ConstructedInterpolants, 0 QuantifiedInterpolants, 101709 SizeOfPredicates, 3 NumberOfNonLiveVariables, 765 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 99/108 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 122, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 0.897196261682243, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...