/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:45:08,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:45:08,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:45:08,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:45:08,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:45:08,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:45:08,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:45:09,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:45:09,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:45:09,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:45:09,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:45:09,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:45:09,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:45:09,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:45:09,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:45:09,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:45:09,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:45:09,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:45:09,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:45:09,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:45:09,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:45:09,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:45:09,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:45:09,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:45:09,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:45:09,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:45:09,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:45:09,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:45:09,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:45:09,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:45:09,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:45:09,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:45:09,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:45:09,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:45:09,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:45:09,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:45:09,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:45:09,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:45:09,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:45:09,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:45:09,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:45:09,055 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-07 10:45:09,081 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:45:09,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:45:09,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:45:09,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:45:09,084 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:45:09,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:45:09,084 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:45:09,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:45:09,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:45:09,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:45:09,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:45:09,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:45:09,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:45:09,087 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:45:09,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:45:09,087 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:45:09,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:45:09,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:45:09,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:45:09,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:45:09,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:45:09,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:45:09,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:45:09,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:45:09,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:45:09,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:45:09,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:45:09,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:45:09,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:45:09,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:45:09,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:45:09,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:45:09,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:45:09,403 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:45:09,403 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:45:09,404 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-07-07 10:45:09,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6763b25f5/c2861cc3910c48c78b4e1018e42f7a38/FLAGe85e24b59 [2020-07-07 10:45:10,045 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:45:10,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-07-07 10:45:10,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6763b25f5/c2861cc3910c48c78b4e1018e42f7a38/FLAGe85e24b59 [2020-07-07 10:45:10,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6763b25f5/c2861cc3910c48c78b4e1018e42f7a38 [2020-07-07 10:45:10,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:45:10,363 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:45:10,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:45:10,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:45:10,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:45:10,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:45:10" (1/1) ... [2020-07-07 10:45:10,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad067cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:10, skipping insertion in model container [2020-07-07 10:45:10,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:45:10" (1/1) ... [2020-07-07 10:45:10,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:45:10,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:45:10,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:45:10,938 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:45:11,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:45:11,108 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:45:11,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11 WrapperNode [2020-07-07 10:45:11,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:45:11,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:45:11,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:45:11,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:45:11,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... [2020-07-07 10:45:11,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:45:11,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:45:11,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:45:11,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:45:11,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:45:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:45:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:45:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:45:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:45:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:45:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:45:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:45:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:45:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:45:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:45:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:45:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:45:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:45:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:45:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:45:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:45:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:45:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:45:11,270 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:45:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:45:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:45:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:45:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:45:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:45:11,271 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:45:11,272 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:45:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:45:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:45:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:45:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:45:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:45:11,273 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:45:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:45:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:45:11,274 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:45:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:45:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:45:11,274 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:45:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:45:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:45:11,275 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:45:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:45:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:45:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:45:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:45:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:45:11,276 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:45:11,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:45:11,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:45:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:45:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:45:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:45:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:45:11,279 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:45:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:45:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:45:11,280 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:45:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:45:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:45:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:45:11,281 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:45:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:45:11,282 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:45:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-07 10:45:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:45:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:45:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:45:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:45:11,283 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:45:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:45:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:45:11,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:45:12,386 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:45:12,386 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:45:12,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:45:12 BoogieIcfgContainer [2020-07-07 10:45:12,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:45:12,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:45:12,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:45:12,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:45:12,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:45:10" (1/3) ... [2020-07-07 10:45:12,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298c5ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:45:12, skipping insertion in model container [2020-07-07 10:45:12,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:45:11" (2/3) ... [2020-07-07 10:45:12,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298c5ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:45:12, skipping insertion in model container [2020-07-07 10:45:12,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:45:12" (3/3) ... [2020-07-07 10:45:12,405 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2020-07-07 10:45:12,415 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:45:12,425 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:45:12,439 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:45:12,469 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:45:12,469 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:45:12,469 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:45:12,469 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:45:12,469 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:45:12,470 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:45:12,470 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:45:12,470 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:45:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2020-07-07 10:45:12,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-07 10:45:12,498 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:12,499 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:12,500 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:12,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:12,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1732377001, now seen corresponding path program 1 times [2020-07-07 10:45:12,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:12,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558871673] [2020-07-07 10:45:12,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,156 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:13,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:13,285 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558871673] [2020-07-07 10:45:13,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:13,287 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-07 10:45:13,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249000081] [2020-07-07 10:45:13,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:45:13,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:13,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:45:13,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:13,311 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 3 states. [2020-07-07 10:45:14,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:14,382 INFO L93 Difference]: Finished difference Result 243 states and 321 transitions. [2020-07-07 10:45:14,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:45:14,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-07 10:45:14,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:14,399 INFO L225 Difference]: With dead ends: 243 [2020-07-07 10:45:14,399 INFO L226 Difference]: Without dead ends: 132 [2020-07-07 10:45:14,404 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-07 10:45:14,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-07 10:45:14,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 102. [2020-07-07 10:45:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-07-07 10:45:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2020-07-07 10:45:14,494 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2020-07-07 10:45:14,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:14,495 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2020-07-07 10:45:14,495 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:45:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2020-07-07 10:45:14,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-07 10:45:14,498 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:14,498 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:14,499 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:45:14,499 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:14,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:14,499 INFO L82 PathProgramCache]: Analyzing trace with hash -649161626, now seen corresponding path program 1 times [2020-07-07 10:45:14,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:14,500 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271518872] [2020-07-07 10:45:14,500 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,840 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:14,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271518872] [2020-07-07 10:45:14,882 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:14,882 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:45:14,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569956603] [2020-07-07 10:45:14,884 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:45:14,884 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:14,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:45:14,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:45:14,885 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 4 states. [2020-07-07 10:45:15,345 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:15,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:15,986 INFO L93 Difference]: Finished difference Result 176 states and 212 transitions. [2020-07-07 10:45:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 10:45:15,987 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-07 10:45:15,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:15,990 INFO L225 Difference]: With dead ends: 176 [2020-07-07 10:45:15,990 INFO L226 Difference]: Without dead ends: 116 [2020-07-07 10:45:15,993 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:45:15,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-07 10:45:16,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 93. [2020-07-07 10:45:16,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-07 10:45:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 106 transitions. [2020-07-07 10:45:16,030 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 106 transitions. Word has length 47 [2020-07-07 10:45:16,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:16,030 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 106 transitions. [2020-07-07 10:45:16,031 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:45:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2020-07-07 10:45:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-07 10:45:16,042 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:16,042 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:16,042 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:45:16,042 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:16,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:16,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1083619530, now seen corresponding path program 1 times [2020-07-07 10:45:16,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:16,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051309775] [2020-07-07 10:45:16,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,431 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:16,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051309775] [2020-07-07 10:45:16,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:16,509 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:45:16,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671408216] [2020-07-07 10:45:16,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:45:16,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:16,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:45:16,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:45:16,511 INFO L87 Difference]: Start difference. First operand 93 states and 106 transitions. Second operand 8 states. [2020-07-07 10:45:16,946 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:17,258 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:17,517 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:17,760 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:18,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:18,663 INFO L93 Difference]: Finished difference Result 185 states and 226 transitions. [2020-07-07 10:45:18,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:45:18,664 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-07 10:45:18,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:18,666 INFO L225 Difference]: With dead ends: 185 [2020-07-07 10:45:18,667 INFO L226 Difference]: Without dead ends: 116 [2020-07-07 10:45:18,668 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:45:18,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-07 10:45:18,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 93. [2020-07-07 10:45:18,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-07 10:45:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2020-07-07 10:45:18,699 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 51 [2020-07-07 10:45:18,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:18,699 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2020-07-07 10:45:18,699 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:45:18,699 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2020-07-07 10:45:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-07 10:45:18,700 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:18,701 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:18,701 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:45:18,701 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:18,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:18,702 INFO L82 PathProgramCache]: Analyzing trace with hash 285215055, now seen corresponding path program 1 times [2020-07-07 10:45:18,702 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:18,702 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781068187] [2020-07-07 10:45:18,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,069 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:19,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:19,203 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781068187] [2020-07-07 10:45:19,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:19,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:45:19,204 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417329628] [2020-07-07 10:45:19,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:45:19,205 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:19,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:45:19,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:45:19,206 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 12 states. [2020-07-07 10:45:19,890 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:20,203 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:20,467 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:20,741 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:21,286 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:45:21,973 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:22,320 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:22,587 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:22,851 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:23,144 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:45:23,487 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:23,757 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:45:24,030 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-07 10:45:24,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:24,903 INFO L93 Difference]: Finished difference Result 352 states and 470 transitions. [2020-07-07 10:45:24,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-07 10:45:24,906 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 59 [2020-07-07 10:45:24,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:24,911 INFO L225 Difference]: With dead ends: 352 [2020-07-07 10:45:24,911 INFO L226 Difference]: Without dead ends: 283 [2020-07-07 10:45:24,913 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-07 10:45:24,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-07-07 10:45:24,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 218. [2020-07-07 10:45:24,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-07-07 10:45:24,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 256 transitions. [2020-07-07 10:45:24,971 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 256 transitions. Word has length 59 [2020-07-07 10:45:24,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:24,972 INFO L479 AbstractCegarLoop]: Abstraction has 218 states and 256 transitions. [2020-07-07 10:45:24,972 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:45:24,972 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 256 transitions. [2020-07-07 10:45:24,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-07 10:45:24,974 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:24,974 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:24,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:45:24,974 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:24,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:24,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1313856779, now seen corresponding path program 1 times [2020-07-07 10:45:24,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:24,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995116534] [2020-07-07 10:45:24,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,251 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:45:25,365 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995116534] [2020-07-07 10:45:25,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:45:25,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 10:45:25,366 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487325882] [2020-07-07 10:45:25,367 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-07 10:45:25,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:25,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-07 10:45:25,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-07 10:45:25,368 INFO L87 Difference]: Start difference. First operand 218 states and 256 transitions. Second operand 6 states. [2020-07-07 10:45:25,779 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:26,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:26,301 INFO L93 Difference]: Finished difference Result 357 states and 437 transitions. [2020-07-07 10:45:26,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 10:45:26,302 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2020-07-07 10:45:26,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:26,305 INFO L225 Difference]: With dead ends: 357 [2020-07-07 10:45:26,305 INFO L226 Difference]: Without dead ends: 163 [2020-07-07 10:45:26,308 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:45:26,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-07-07 10:45:26,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 151. [2020-07-07 10:45:26,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-07-07 10:45:26,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 168 transitions. [2020-07-07 10:45:26,341 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 168 transitions. Word has length 63 [2020-07-07 10:45:26,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:26,342 INFO L479 AbstractCegarLoop]: Abstraction has 151 states and 168 transitions. [2020-07-07 10:45:26,342 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-07 10:45:26,342 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2020-07-07 10:45:26,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-07 10:45:26,343 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:45:26,344 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:45:26,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:45:26,344 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:45:26,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:45:26,345 INFO L82 PathProgramCache]: Analyzing trace with hash -670473657, now seen corresponding path program 1 times [2020-07-07 10:45:26,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:45:26,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250815211] [2020-07-07 10:45:26,345 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:45:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,604 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,746 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-07 10:45:26,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250815211] [2020-07-07 10:45:26,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716419069] [2020-07-07 10:45:26,747 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 [2020-07-07 10:45:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:45:26,958 INFO L264 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-07 10:45:26,970 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:45:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-07 10:45:27,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 10:45:27,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-07 10:45:27,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88331731] [2020-07-07 10:45:27,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:45:27,100 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:45:27,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:45:27,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:45:27,101 INFO L87 Difference]: Start difference. First operand 151 states and 168 transitions. Second operand 12 states. [2020-07-07 10:45:27,845 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-07 10:45:28,398 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-07 10:45:28,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:45:28,925 INFO L93 Difference]: Finished difference Result 203 states and 234 transitions. [2020-07-07 10:45:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 10:45:28,926 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 98 [2020-07-07 10:45:28,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:45:28,927 INFO L225 Difference]: With dead ends: 203 [2020-07-07 10:45:28,927 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:45:28,928 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 127 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2020-07-07 10:45:28,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:45:28,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:45:28,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:45:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:45:28,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2020-07-07 10:45:28,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:45:28,930 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:45:28,930 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:45:28,930 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:45:28,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:45:29,134 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-07 10:45:29,138 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:45:29,537 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 224 [2020-07-07 10:45:31,367 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2020-07-07 10:45:31,762 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2020-07-07 10:45:32,148 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2020-07-07 10:45:32,259 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:32,553 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 22 [2020-07-07 10:45:32,743 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-07 10:45:33,349 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-07-07 10:45:33,508 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:34,159 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 21 [2020-07-07 10:45:34,567 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:35,048 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-07 10:45:35,217 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 22 [2020-07-07 10:45:35,704 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 22 [2020-07-07 10:45:36,229 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-07-07 10:45:36,412 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 22 [2020-07-07 10:45:36,518 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:36,884 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2020-07-07 10:45:37,243 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2020-07-07 10:45:37,594 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2020-07-07 10:45:37,982 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 20 [2020-07-07 10:45:38,089 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-07-07 10:45:38,668 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 19 [2020-07-07 10:45:39,235 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 22 [2020-07-07 10:45:39,419 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-07-07 10:45:39,426 INFO L268 CegarLoopResult]: For program point L225(lines 202 226) no Hoare annotation was computed. [2020-07-07 10:45:39,426 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2020-07-07 10:45:39,426 INFO L268 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-07-07 10:45:39,426 INFO L268 CegarLoopResult]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2020-07-07 10:45:39,426 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-07 10:45:39,426 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point L286(lines 259 287) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point L266(lines 266 270) no Hoare annotation was computed. [2020-07-07 10:45:39,427 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2020-07-07 10:45:39,428 INFO L268 CegarLoopResult]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2020-07-07 10:45:39,428 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-07 10:45:39,428 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2020-07-07 10:45:39,428 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 850 856) the Hoare annotation is: true [2020-07-07 10:45:39,428 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 850 856) no Hoare annotation was computed. [2020-07-07 10:45:39,428 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 857 865) no Hoare annotation was computed. [2020-07-07 10:45:39,429 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 857 865) the Hoare annotation is: true [2020-07-07 10:45:39,429 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 857 865) no Hoare annotation was computed. [2020-07-07 10:45:39,429 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 797 821) the Hoare annotation is: true [2020-07-07 10:45:39,429 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 797 821) no Hoare annotation was computed. [2020-07-07 10:45:39,430 INFO L264 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0 .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:39,430 INFO L268 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2020-07-07 10:45:39,430 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0 .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:39,430 INFO L268 CegarLoopResult]: For program point L807-1(line 807) no Hoare annotation was computed. [2020-07-07 10:45:39,430 INFO L268 CegarLoopResult]: For program point L805(lines 805 818) no Hoare annotation was computed. [2020-07-07 10:45:39,430 INFO L268 CegarLoopResult]: For program point L805-1(lines 797 821) no Hoare annotation was computed. [2020-07-07 10:45:39,431 INFO L271 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: true [2020-07-07 10:45:39,431 INFO L268 CegarLoopResult]: For program point L803-1(line 803) no Hoare annotation was computed. [2020-07-07 10:45:39,432 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,432 INFO L264 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,434 INFO L264 CegarLoopResult]: At program point L576-1(line 576) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,434 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 570 592) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 570 592) no Hoare annotation was computed. [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 570 592) no Hoare annotation was computed. [2020-07-07 10:45:39,435 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,435 INFO L264 CegarLoopResult]: At program point L582-1(line 582) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point L580(lines 580 587) no Hoare annotation was computed. [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 587) no Hoare annotation was computed. [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 525 548) no Hoare annotation was computed. [2020-07-07 10:45:39,435 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 525 548) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 525 548) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-07 10:45:39,436 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-07-07 10:45:39,437 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 759 794) no Hoare annotation was computed. [2020-07-07 10:45:39,438 INFO L268 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-07-07 10:45:39,439 INFO L268 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2020-07-07 10:45:39,439 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2020-07-07 10:45:39,439 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2020-07-07 10:45:39,439 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 843 849) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 843 849) the Hoare annotation is: true [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point L465(lines 465 472) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point L459(lines 459 479) no Hoare annotation was computed. [2020-07-07 10:45:39,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2020-07-07 10:45:39,441 INFO L268 CegarLoopResult]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2020-07-07 10:45:39,441 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2020-07-07 10:45:39,441 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 557 566) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,441 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 557 566) no Hoare annotation was computed. [2020-07-07 10:45:39,441 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 557 566) no Hoare annotation was computed. [2020-07-07 10:45:39,441 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2020-07-07 10:45:39,441 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2020-07-07 10:45:39,441 INFO L271 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-07-07 10:45:39,441 INFO L268 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-07-07 10:45:39,442 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2020-07-07 10:45:39,442 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2020-07-07 10:45:39,442 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2020-07-07 10:45:39,442 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2020-07-07 10:45:39,442 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:39,442 INFO L268 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-07-07 10:45:39,442 INFO L268 CegarLoopResult]: For program point L702(lines 702 719) no Hoare annotation was computed. [2020-07-07 10:45:39,442 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 698 722) no Hoare annotation was computed. [2020-07-07 10:45:39,443 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 698 722) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2020-07-07 10:45:39,443 INFO L264 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2))) [2020-07-07 10:45:39,443 INFO L268 CegarLoopResult]: For program point L717-1(lines 698 722) no Hoare annotation was computed. [2020-07-07 10:45:39,443 INFO L264 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:39,444 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-07 10:45:39,444 INFO L268 CegarLoopResult]: For program point L706(lines 706 714) no Hoare annotation was computed. [2020-07-07 10:45:39,444 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 690 696) no Hoare annotation was computed. [2020-07-07 10:45:39,444 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 690 696) the Hoare annotation is: true [2020-07-07 10:45:39,444 INFO L268 CegarLoopResult]: For program point L640(lines 640 644) no Hoare annotation was computed. [2020-07-07 10:45:39,444 INFO L264 CegarLoopResult]: At program point testENTRY(lines 594 657) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-07 10:45:39,444 INFO L264 CegarLoopResult]: At program point L640-2(lines 634 645) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2020-07-07 10:45:39,444 INFO L268 CegarLoopResult]: For program point L605(lines 604 649) no Hoare annotation was computed. [2020-07-07 10:45:39,444 INFO L268 CegarLoopResult]: For program point L634(lines 634 645) no Hoare annotation was computed. [2020-07-07 10:45:39,444 INFO L268 CegarLoopResult]: For program point testFINAL(lines 594 657) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point L624(lines 624 630) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 630) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2020-07-07 10:45:39,445 INFO L264 CegarLoopResult]: At program point L647(lines 604 649) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point L614(lines 614 620) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L264 CegarLoopResult]: At program point L650(lines 603 651) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point testEXIT(lines 594 657) no Hoare annotation was computed. [2020-07-07 10:45:39,445 INFO L268 CegarLoopResult]: For program point L413(lines 413 433) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point L419(lines 419 426) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-07-07 10:45:39,446 INFO L268 CegarLoopResult]: For program point L384(lines 384 395) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L347(lines 347 351) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L366(lines 344 367) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L325(lines 325 341) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L385(lines 385 392) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L346(lines 345 365) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L377-1(line 377) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L342(lines 342 383) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2020-07-07 10:45:39,447 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-07 10:45:39,448 INFO L268 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-07-07 10:45:39,448 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 833 842) no Hoare annotation was computed. [2020-07-07 10:45:39,448 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 833 842) no Hoare annotation was computed. [2020-07-07 10:45:39,448 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 833 842) no Hoare annotation was computed. [2020-07-07 10:45:39,448 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,448 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-07 10:45:39,449 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,449 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 723 730) no Hoare annotation was computed. [2020-07-07 10:45:39,449 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 723 730) no Hoare annotation was computed. [2020-07-07 10:45:39,449 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 723 730) no Hoare annotation was computed. [2020-07-07 10:45:39,449 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-07 10:45:39,449 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-07 10:45:39,449 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-07 10:45:39,449 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2))) [2020-07-07 10:45:39,450 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-07 10:45:39,450 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-07 10:45:39,450 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,450 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,450 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,450 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-07-07 10:45:39,450 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-07 10:45:39,451 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-07 10:45:39,451 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1))) [2020-07-07 10:45:39,451 INFO L268 CegarLoopResult]: For program point L670(lines 669 688) no Hoare annotation was computed. [2020-07-07 10:45:39,451 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 666 689) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:39,451 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 666 689) no Hoare annotation was computed. [2020-07-07 10:45:39,451 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:39,452 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 666 689) no Hoare annotation was computed. [2020-07-07 10:45:39,452 INFO L264 CegarLoopResult]: At program point L677(lines 677 683) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:39,452 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2020-07-07 10:45:39,452 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2020-07-07 10:45:39,452 INFO L268 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-07-07 10:45:39,453 INFO L271 CegarLoopResult]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2020-07-07 10:45:39,453 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-07 10:45:39,453 INFO L271 CegarLoopResult]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2020-07-07 10:45:39,453 INFO L271 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: true [2020-07-07 10:45:39,453 INFO L268 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-07-07 10:45:39,453 INFO L271 CegarLoopResult]: At program point L519(lines 494 523) the Hoare annotation is: true [2020-07-07 10:45:39,453 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-07 10:45:39,454 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-07 10:45:39,454 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-07 10:45:39,454 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-07 10:45:39,454 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 549 555) no Hoare annotation was computed. [2020-07-07 10:45:39,454 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 549 555) the Hoare annotation is: true [2020-07-07 10:45:39,454 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,454 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-07 10:45:39,454 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:45:39,455 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:45:39,455 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-07 10:45:39,455 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-07 10:45:39,455 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|)) .cse2))) [2020-07-07 10:45:39,455 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 823 830) no Hoare annotation was computed. [2020-07-07 10:45:39,455 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 827) no Hoare annotation was computed. [2020-07-07 10:45:39,455 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 823 830) the Hoare annotation is: true [2020-07-07 10:45:39,456 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 823 830) no Hoare annotation was computed. [2020-07-07 10:45:39,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:45:39 BoogieIcfgContainer [2020-07-07 10:45:39,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:45:39,491 INFO L168 Benchmark]: Toolchain (without parser) took 29126.53 ms. Allocated memory was 145.2 MB in the beginning and 652.7 MB in the end (delta: 507.5 MB). Free memory was 101.9 MB in the beginning and 579.5 MB in the end (delta: -477.6 MB). Peak memory consumption was 505.8 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:39,492 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:45:39,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.17 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 101.7 MB in the beginning and 172.0 MB in the end (delta: -70.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:39,500 INFO L168 Benchmark]: Boogie Preprocessor took 77.89 ms. Allocated memory is still 201.9 MB. Free memory was 172.0 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:39,501 INFO L168 Benchmark]: RCFGBuilder took 1207.82 ms. Allocated memory was 201.9 MB in the beginning and 235.4 MB in the end (delta: 33.6 MB). Free memory was 167.9 MB in the beginning and 202.2 MB in the end (delta: -34.3 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:39,503 INFO L168 Benchmark]: TraceAbstraction took 27090.63 ms. Allocated memory was 235.4 MB in the beginning and 652.7 MB in the end (delta: 417.3 MB). Free memory was 202.2 MB in the beginning and 579.5 MB in the end (delta: -377.3 MB). Peak memory consumption was 515.9 MB. Max. memory is 7.1 GB. [2020-07-07 10:45:39,509 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 745.17 ms. Allocated memory was 145.2 MB in the beginning and 201.9 MB in the end (delta: 56.6 MB). Free memory was 101.7 MB in the beginning and 172.0 MB in the end (delta: -70.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.89 ms. Allocated memory is still 201.9 MB. Free memory was 172.0 MB in the beginning and 167.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1207.82 ms. Allocated memory was 201.9 MB in the beginning and 235.4 MB in the end (delta: 33.6 MB). Free memory was 167.9 MB in the beginning and 202.2 MB in the end (delta: -34.3 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27090.63 ms. Allocated memory was 235.4 MB in the beginning and 652.7 MB in the end (delta: 417.3 MB). Free memory was 202.2 MB in the beginning and 579.5 MB in the end (delta: -377.3 MB). Peak memory consumption was 515.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 827]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || !(1 == systemActive)) || ((0 == splverifierCounter && 0 == pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == systemActive)) || !(1 == \old(waterLevel)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.6s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 479 SDtfs, 953 SDslu, 344 SDs, 0 SdLazy, 2148 SolverSat, 600 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 215 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 294 PreInvPairs, 314 NumberOfFragments, 967 HoareAnnotationTreeSize, 294 FomulaSimplifications, 40170 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 49 FomulaSimplificationsInter, 10506 FormulaSimplificationTreeSizeReductionInter, 8.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 462 NumberOfCodeBlocks, 462 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 455 ConstructedInterpolants, 0 QuantifiedInterpolants, 128911 SizeOfPredicates, 3 NumberOfNonLiveVariables, 746 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 53/62 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...