/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:35:56,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:35:56,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:35:56,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:35:56,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:35:56,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:35:56,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:35:57,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:35:57,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:35:57,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:35:57,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:35:57,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:35:57,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:35:57,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:35:57,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:35:57,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:35:57,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:35:57,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:35:57,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:35:57,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:35:57,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:35:57,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:35:57,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:35:57,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:35:57,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:35:57,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:35:57,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:35:57,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:35:57,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:35:57,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:35:57,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:35:57,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:35:57,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:35:57,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:35:57,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:35:57,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:35:57,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:35:57,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:35:57,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:35:57,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:35:57,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:35:57,033 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 [2020-07-21 10:35:57,048 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:35:57,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:35:57,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:35:57,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:35:57,050 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:35:57,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:35:57,050 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:35:57,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:35:57,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:35:57,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:35:57,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:35:57,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:35:57,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:35:57,052 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:35:57,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:35:57,052 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:35:57,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:35:57,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:35:57,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:35:57,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:35:57,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:35:57,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:35:57,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:35:57,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:35:57,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:35:57,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:35:57,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:57,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:35:57,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:35:57,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:35:57,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:35:57,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:35:57,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:35:57,377 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:35:57,377 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:35:57,378 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2020-07-21 10:35:57,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed4511c1/b3d3e02eea524216aca7431597ebf88e/FLAG44df3d31b [2020-07-21 10:35:58,019 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:35:58,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product23.cil.c [2020-07-21 10:35:58,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed4511c1/b3d3e02eea524216aca7431597ebf88e/FLAG44df3d31b [2020-07-21 10:35:58,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed4511c1/b3d3e02eea524216aca7431597ebf88e [2020-07-21 10:35:58,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:35:58,365 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:35:58,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:58,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:35:58,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:35:58,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:58" (1/1) ... [2020-07-21 10:35:58,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f25a514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:58, skipping insertion in model container [2020-07-21 10:35:58,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:58" (1/1) ... [2020-07-21 10:35:58,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:35:58,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:35:58,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:58,891 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:35:59,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:59,043 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:35:59,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59 WrapperNode [2020-07-21 10:35:59,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:59,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:35:59,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:35:59,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:35:59,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:35:59,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:35:59,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:35:59,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:35:59,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (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 [2020-07-21 10:35:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:35:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:35:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:35:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:35:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:35:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:35:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:35:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:35:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:35:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:35:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:35:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:35:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:35:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:35:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:35:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:35:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:35:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:35:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:35:59,242 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:35:59,242 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:35:59,242 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:35:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:35:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:35:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:35:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:35:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:35:59,243 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:35:59,244 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:35:59,244 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:35:59,244 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:35:59,244 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:35:59,244 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:35:59,245 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:35:59,245 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:35:59,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:35:59,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:35:59,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:35:59,245 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:35:59,246 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:35:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:35:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:35:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:35:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:35:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:35:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:35:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:35:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:35:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:35:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:35:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:35:59,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:35:59,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:35:59,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:35:59,251 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:35:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:35:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:35:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:35:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:35:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:35:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:35:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:35:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:35:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:35:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:35:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:35:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:35:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:35:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:35:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:35:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:35:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:35:59,256 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:35:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:35:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:35:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:35:59,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:36:00,361 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:36:00,361 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:36:00,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:00 BoogieIcfgContainer [2020-07-21 10:36:00,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:36:00,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:36:00,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:36:00,371 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:36:00,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:35:58" (1/3) ... [2020-07-21 10:36:00,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5584420b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:00, skipping insertion in model container [2020-07-21 10:36:00,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (2/3) ... [2020-07-21 10:36:00,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5584420b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:00, skipping insertion in model container [2020-07-21 10:36:00,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:00" (3/3) ... [2020-07-21 10:36:00,375 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product23.cil.c [2020-07-21 10:36:00,386 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:36:00,395 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:36:00,410 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:36:00,435 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:36:00,436 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:36:00,436 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:36:00,436 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:36:00,436 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:36:00,436 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:36:00,437 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:36:00,437 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:36:00,461 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-07-21 10:36:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 10:36:00,470 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:00,470 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] [2020-07-21 10:36:00,471 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:00,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:00,477 INFO L82 PathProgramCache]: Analyzing trace with hash 2113411810, now seen corresponding path program 1 times [2020-07-21 10:36:00,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:00,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1138307294] [2020-07-21 10:36:00,484 INFO L95 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:00,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:36:00,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:00,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:00,786 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:00,787 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1138307294] [2020-07-21 10:36:00,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:00,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:36:00,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653407140] [2020-07-21 10:36:00,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:36:00,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:00,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:36:00,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:00,811 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2020-07-21 10:36:00,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:00,852 INFO L93 Difference]: Finished difference Result 256 states and 323 transitions. [2020-07-21 10:36:00,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:36:00,854 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 10:36:00,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:00,866 INFO L225 Difference]: With dead ends: 256 [2020-07-21 10:36:00,867 INFO L226 Difference]: Without dead ends: 130 [2020-07-21 10:36:00,871 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:00,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-07-21 10:36:00,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2020-07-21 10:36:00,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-07-21 10:36:00,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 155 transitions. [2020-07-21 10:36:00,928 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 155 transitions. Word has length 51 [2020-07-21 10:36:00,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:00,928 INFO L479 AbstractCegarLoop]: Abstraction has 130 states and 155 transitions. [2020-07-21 10:36:00,929 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:36:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2020-07-21 10:36:00,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:36:00,932 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:00,933 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] [2020-07-21 10:36:01,146 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,147 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:01,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:01,148 INFO L82 PathProgramCache]: Analyzing trace with hash 689903490, now seen corresponding path program 1 times [2020-07-21 10:36:01,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:01,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [968819449] [2020-07-21 10:36:01,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:01,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:36:01,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:01,429 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:01,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [968819449] [2020-07-21 10:36:01,430 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:01,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:01,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711463413] [2020-07-21 10:36:01,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:01,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:01,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:01,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:01,433 INFO L87 Difference]: Start difference. First operand 130 states and 155 transitions. Second operand 3 states. [2020-07-21 10:36:01,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:01,459 INFO L93 Difference]: Finished difference Result 199 states and 237 transitions. [2020-07-21 10:36:01,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:01,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:36:01,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:01,463 INFO L225 Difference]: With dead ends: 199 [2020-07-21 10:36:01,463 INFO L226 Difference]: Without dead ends: 121 [2020-07-21 10:36:01,465 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:01,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-07-21 10:36:01,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-07-21 10:36:01,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-07-21 10:36:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 143 transitions. [2020-07-21 10:36:01,480 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 143 transitions. Word has length 52 [2020-07-21 10:36:01,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:01,480 INFO L479 AbstractCegarLoop]: Abstraction has 121 states and 143 transitions. [2020-07-21 10:36:01,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2020-07-21 10:36:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-21 10:36:01,483 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:01,483 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] [2020-07-21 10:36:01,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,699 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:01,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:01,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1868242676, now seen corresponding path program 1 times [2020-07-21 10:36:01,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:01,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1860953263] [2020-07-21 10:36:01,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:01,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:36:01,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:01,918 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:01,918 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1860953263] [2020-07-21 10:36:01,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:01,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:01,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063091081] [2020-07-21 10:36:01,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:01,920 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:01,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:01,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:01,921 INFO L87 Difference]: Start difference. First operand 121 states and 143 transitions. Second operand 3 states. [2020-07-21 10:36:01,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:01,957 INFO L93 Difference]: Finished difference Result 305 states and 373 transitions. [2020-07-21 10:36:01,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:01,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2020-07-21 10:36:01,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:01,966 INFO L225 Difference]: With dead ends: 305 [2020-07-21 10:36:01,967 INFO L226 Difference]: Without dead ends: 212 [2020-07-21 10:36:01,968 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:01,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-21 10:36:01,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 208. [2020-07-21 10:36:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-07-21 10:36:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 253 transitions. [2020-07-21 10:36:01,995 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 253 transitions. Word has length 56 [2020-07-21 10:36:01,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:01,996 INFO L479 AbstractCegarLoop]: Abstraction has 208 states and 253 transitions. [2020-07-21 10:36:01,996 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 253 transitions. [2020-07-21 10:36:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 10:36:01,999 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:01,999 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] [2020-07-21 10:36:02,212 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,213 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:02,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:02,213 INFO L82 PathProgramCache]: Analyzing trace with hash -35458838, now seen corresponding path program 1 times [2020-07-21 10:36:02,214 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:02,214 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1707723583] [2020-07-21 10:36:02,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:02,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:36:02,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:02,423 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:02,423 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1707723583] [2020-07-21 10:36:02,424 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:02,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:02,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285814228] [2020-07-21 10:36:02,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:02,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:02,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:02,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:02,425 INFO L87 Difference]: Start difference. First operand 208 states and 253 transitions. Second operand 3 states. [2020-07-21 10:36:02,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:02,470 INFO L93 Difference]: Finished difference Result 388 states and 486 transitions. [2020-07-21 10:36:02,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:02,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-21 10:36:02,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:02,475 INFO L225 Difference]: With dead ends: 388 [2020-07-21 10:36:02,475 INFO L226 Difference]: Without dead ends: 385 [2020-07-21 10:36:02,476 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:02,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-07-21 10:36:02,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2020-07-21 10:36:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-07-21 10:36:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 482 transitions. [2020-07-21 10:36:02,526 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 482 transitions. Word has length 62 [2020-07-21 10:36:02,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:02,527 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 482 transitions. [2020-07-21 10:36:02,527 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 482 transitions. [2020-07-21 10:36:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-21 10:36:02,539 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:02,539 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:36:02,752 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,753 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:02,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:02,754 INFO L82 PathProgramCache]: Analyzing trace with hash -359832137, now seen corresponding path program 1 times [2020-07-21 10:36:02,755 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:02,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414519764] [2020-07-21 10:36:02,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:02,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:36:02,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-21 10:36:03,033 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:03,033 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414519764] [2020-07-21 10:36:03,033 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:03,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:36:03,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217885215] [2020-07-21 10:36:03,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:36:03,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:03,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:36:03,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:36:03,035 INFO L87 Difference]: Start difference. First operand 385 states and 482 transitions. Second operand 6 states. [2020-07-21 10:36:03,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:03,241 INFO L93 Difference]: Finished difference Result 498 states and 633 transitions. [2020-07-21 10:36:03,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:36:03,242 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-07-21 10:36:03,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:03,243 INFO L225 Difference]: With dead ends: 498 [2020-07-21 10:36:03,243 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:36:03,245 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:36:03,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:36:03,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:36:03,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:36:03,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:36:03,246 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2020-07-21 10:36:03,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:03,246 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:36:03,246 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:36:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:36:03,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:36:03,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:03,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:36:04,397 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-21 10:36:04,398 INFO L268 CegarLoopResult]: For program point L254-2(lines 254 275) no Hoare annotation was computed. [2020-07-21 10:36:04,398 INFO L268 CegarLoopResult]: For program point L276(lines 253 277) no Hoare annotation was computed. [2020-07-21 10:36:04,398 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 229 284) no Hoare annotation was computed. [2020-07-21 10:36:04,400 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 229 284) no Hoare annotation was computed. [2020-07-21 10:36:04,400 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-07-21 10:36:04,400 INFO L268 CegarLoopResult]: For program point L260-1(lines 260 264) no Hoare annotation was computed. [2020-07-21 10:36:04,400 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 229 284) no Hoare annotation was computed. [2020-07-21 10:36:04,400 INFO L268 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-07-21 10:36:04,401 INFO L268 CegarLoopResult]: For program point L317-1(lines 317 321) no Hoare annotation was computed. [2020-07-21 10:36:04,401 INFO L268 CegarLoopResult]: For program point L312(line 312) no Hoare annotation was computed. [2020-07-21 10:36:04,401 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 285 344) no Hoare annotation was computed. [2020-07-21 10:36:04,401 INFO L268 CegarLoopResult]: For program point L311-2(lines 311 336) no Hoare annotation was computed. [2020-07-21 10:36:04,401 INFO L268 CegarLoopResult]: For program point L337(lines 310 338) no Hoare annotation was computed. [2020-07-21 10:36:04,402 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 285 344) no Hoare annotation was computed. [2020-07-21 10:36:04,402 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-07-21 10:36:04,402 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 285 344) no Hoare annotation was computed. [2020-07-21 10:36:04,402 INFO L268 CegarLoopResult]: For program point L330-1(line 330) no Hoare annotation was computed. [2020-07-21 10:36:04,402 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 839 845) the Hoare annotation is: true [2020-07-21 10:36:04,402 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 839 845) no Hoare annotation was computed. [2020-07-21 10:36:04,402 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 846 854) no Hoare annotation was computed. [2020-07-21 10:36:04,403 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 846 854) the Hoare annotation is: true [2020-07-21 10:36:04,403 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 846 854) no Hoare annotation was computed. [2020-07-21 10:36:04,403 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 929 951) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,405 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 929 951) no Hoare annotation was computed. [2020-07-21 10:36:04,405 INFO L264 CegarLoopResult]: At program point L941(line 941) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,406 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 929 951) no Hoare annotation was computed. [2020-07-21 10:36:04,406 INFO L264 CegarLoopResult]: At program point L941-1(line 941) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,406 INFO L268 CegarLoopResult]: For program point L939(lines 939 946) no Hoare annotation was computed. [2020-07-21 10:36:04,406 INFO L268 CegarLoopResult]: For program point L939-1(lines 939 946) no Hoare annotation was computed. [2020-07-21 10:36:04,407 INFO L268 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-07-21 10:36:04,407 INFO L264 CegarLoopResult]: At program point L936(line 936) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,407 INFO L264 CegarLoopResult]: At program point L935(line 935) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,407 INFO L264 CegarLoopResult]: At program point L935-1(line 935) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,407 INFO L268 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-07-21 10:36:04,407 INFO L268 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-07-21 10:36:04,408 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 887 910) no Hoare annotation was computed. [2020-07-21 10:36:04,408 INFO L268 CegarLoopResult]: For program point L895(line 895) no Hoare annotation was computed. [2020-07-21 10:36:04,408 INFO L268 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-07-21 10:36:04,408 INFO L268 CegarLoopResult]: For program point L893(line 893) no Hoare annotation was computed. [2020-07-21 10:36:04,408 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 887 910) no Hoare annotation was computed. [2020-07-21 10:36:04,409 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-07-21 10:36:04,409 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 887 910) no Hoare annotation was computed. [2020-07-21 10:36:04,409 INFO L268 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-07-21 10:36:04,409 INFO L268 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-07-21 10:36:04,410 INFO L268 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-07-21 10:36:04,410 INFO L268 CegarLoopResult]: For program point L902(line 902) no Hoare annotation was computed. [2020-07-21 10:36:04,410 INFO L268 CegarLoopResult]: For program point L901(line 901) no Hoare annotation was computed. [2020-07-21 10:36:04,410 INFO L268 CegarLoopResult]: For program point L900(line 900) no Hoare annotation was computed. [2020-07-21 10:36:04,410 INFO L268 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-07-21 10:36:04,410 INFO L268 CegarLoopResult]: For program point L898(line 898) no Hoare annotation was computed. [2020-07-21 10:36:04,411 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 802 816) no Hoare annotation was computed. [2020-07-21 10:36:04,412 INFO L264 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,412 INFO L268 CegarLoopResult]: For program point L806(lines 806 812) no Hoare annotation was computed. [2020-07-21 10:36:04,412 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 802 816) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)))) [2020-07-21 10:36:04,412 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 802 816) no Hoare annotation was computed. [2020-07-21 10:36:04,412 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 738 746) no Hoare annotation was computed. [2020-07-21 10:36:04,413 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 738 746) the Hoare annotation is: true [2020-07-21 10:36:04,413 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 738 746) no Hoare annotation was computed. [2020-07-21 10:36:04,413 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 783 801) the Hoare annotation is: true [2020-07-21 10:36:04,413 INFO L268 CegarLoopResult]: For program point L792(lines 792 796) no Hoare annotation was computed. [2020-07-21 10:36:04,413 INFO L271 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: true [2020-07-21 10:36:04,413 INFO L268 CegarLoopResult]: For program point L792-2(lines 792 796) no Hoare annotation was computed. [2020-07-21 10:36:04,413 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 783 801) no Hoare annotation was computed. [2020-07-21 10:36:04,413 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-07-21 10:36:04,414 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 783 801) no Hoare annotation was computed. [2020-07-21 10:36:04,414 INFO L268 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-07-21 10:36:04,414 INFO L268 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-07-21 10:36:04,414 INFO L268 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2020-07-21 10:36:04,414 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2020-07-21 10:36:04,415 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 747 782) no Hoare annotation was computed. [2020-07-21 10:36:04,415 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-07-21 10:36:04,415 INFO L268 CegarLoopResult]: For program point L777-1(line 777) no Hoare annotation was computed. [2020-07-21 10:36:04,422 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 747 782) no Hoare annotation was computed. [2020-07-21 10:36:04,422 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 747 782) no Hoare annotation was computed. [2020-07-21 10:36:04,422 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 832 838) no Hoare annotation was computed. [2020-07-21 10:36:04,423 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 832 838) the Hoare annotation is: true [2020-07-21 10:36:04,423 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 183 228) no Hoare annotation was computed. [2020-07-21 10:36:04,423 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 183 228) no Hoare annotation was computed. [2020-07-21 10:36:04,423 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 183 228) no Hoare annotation was computed. [2020-07-21 10:36:04,426 INFO L268 CegarLoopResult]: For program point L510(lines 510 530) no Hoare annotation was computed. [2020-07-21 10:36:04,426 INFO L268 CegarLoopResult]: For program point L510-1(lines 510 530) no Hoare annotation was computed. [2020-07-21 10:36:04,426 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 496 541) no Hoare annotation was computed. [2020-07-21 10:36:04,426 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 496 541) no Hoare annotation was computed. [2020-07-21 10:36:04,426 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 496 541) no Hoare annotation was computed. [2020-07-21 10:36:04,427 INFO L268 CegarLoopResult]: For program point L516(lines 516 523) no Hoare annotation was computed. [2020-07-21 10:36:04,427 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 918 928) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,427 INFO L264 CegarLoopResult]: At program point L923(line 923) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,427 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 918 928) no Hoare annotation was computed. [2020-07-21 10:36:04,427 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 918 928) no Hoare annotation was computed. [2020-07-21 10:36:04,427 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 727 737) the Hoare annotation is: true [2020-07-21 10:36:04,427 INFO L271 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: true [2020-07-21 10:36:04,428 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-07-21 10:36:04,428 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 727 737) no Hoare annotation was computed. [2020-07-21 10:36:04,428 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 727 737) no Hoare annotation was computed. [2020-07-21 10:36:04,428 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 719 726) the Hoare annotation is: true [2020-07-21 10:36:04,429 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 719 726) no Hoare annotation was computed. [2020-07-21 10:36:04,429 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 719 726) no Hoare annotation was computed. [2020-07-21 10:36:04,429 INFO L264 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,429 INFO L268 CegarLoopResult]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2020-07-21 10:36:04,429 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,429 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,430 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 686 710) no Hoare annotation was computed. [2020-07-21 10:36:04,430 INFO L268 CegarLoopResult]: For program point L694(lines 694 702) no Hoare annotation was computed. [2020-07-21 10:36:04,430 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,430 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 686 710) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,430 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-07-21 10:36:04,430 INFO L268 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2020-07-21 10:36:04,430 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 652 658) no Hoare annotation was computed. [2020-07-21 10:36:04,430 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 652 658) the Hoare annotation is: true [2020-07-21 10:36:04,431 INFO L264 CegarLoopResult]: At program point testENTRY(lines 555 620) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,431 INFO L264 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,431 INFO L268 CegarLoopResult]: For program point L601(lines 601 607) no Hoare annotation was computed. [2020-07-21 10:36:04,431 INFO L264 CegarLoopResult]: At program point L601-1(lines 595 608) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,431 INFO L268 CegarLoopResult]: For program point testFINAL(lines 555 620) no Hoare annotation was computed. [2020-07-21 10:36:04,432 INFO L268 CegarLoopResult]: For program point L566(lines 565 612) no Hoare annotation was computed. [2020-07-21 10:36:04,432 INFO L268 CegarLoopResult]: For program point L595(lines 595 608) no Hoare annotation was computed. [2020-07-21 10:36:04,432 INFO L264 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,432 INFO L268 CegarLoopResult]: For program point L585(lines 585 591) no Hoare annotation was computed. [2020-07-21 10:36:04,432 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 591) no Hoare annotation was computed. [2020-07-21 10:36:04,432 INFO L264 CegarLoopResult]: At program point L610(lines 565 612) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,432 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,433 INFO L268 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-07-21 10:36:04,433 INFO L268 CegarLoopResult]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2020-07-21 10:36:04,433 INFO L268 CegarLoopResult]: For program point L567(lines 567 571) no Hoare annotation was computed. [2020-07-21 10:36:04,433 INFO L264 CegarLoopResult]: At program point L613(lines 564 614) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,433 INFO L268 CegarLoopResult]: For program point testEXIT(lines 555 620) no Hoare annotation was computed. [2020-07-21 10:36:04,433 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 450 495) no Hoare annotation was computed. [2020-07-21 10:36:04,433 INFO L268 CegarLoopResult]: For program point L470(lines 470 477) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 450 495) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 450 495) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point L464(lines 464 484) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point L464-1(lines 464 484) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-07-21 10:36:04,434 INFO L268 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-07-21 10:36:04,435 INFO L268 CegarLoopResult]: For program point L159(lines 159 169) no Hoare annotation was computed. [2020-07-21 10:36:04,435 INFO L264 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,435 INFO L268 CegarLoopResult]: For program point L157-1(line 157) no Hoare annotation was computed. [2020-07-21 10:36:04,435 INFO L268 CegarLoopResult]: For program point L155(lines 155 172) no Hoare annotation was computed. [2020-07-21 10:36:04,435 INFO L268 CegarLoopResult]: For program point L155-1(lines 147 175) no Hoare annotation was computed. [2020-07-21 10:36:04,435 INFO L264 CegarLoopResult]: At program point L153(line 153) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,435 INFO L268 CegarLoopResult]: For program point L153-1(line 153) no Hoare annotation was computed. [2020-07-21 10:36:04,436 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 147 175) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,436 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 147 175) no Hoare annotation was computed. [2020-07-21 10:36:04,436 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,436 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-07-21 10:36:04,436 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-07-21 10:36:04,436 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-07-21 10:36:04,436 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-07-21 10:36:04,436 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-07-21 10:36:04,437 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 139 146) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,437 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 139 146) no Hoare annotation was computed. [2020-07-21 10:36:04,437 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2020-07-21 10:36:04,437 INFO L268 CegarLoopResult]: For program point L417(lines 395 418) no Hoare annotation was computed. [2020-07-21 10:36:04,437 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 347 449) no Hoare annotation was computed. [2020-07-21 10:36:04,437 INFO L268 CegarLoopResult]: For program point L376(lines 376 392) no Hoare annotation was computed. [2020-07-21 10:36:04,437 INFO L268 CegarLoopResult]: For program point L436(lines 436 443) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L397(lines 396 416) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L428-1(line 428) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L393(lines 393 434) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 347 449) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L412-1(line 412) no Hoare annotation was computed. [2020-07-21 10:36:04,438 INFO L268 CegarLoopResult]: For program point L371(lines 371 375) no Hoare annotation was computed. [2020-07-21 10:36:04,439 INFO L268 CegarLoopResult]: For program point L435(lines 435 446) no Hoare annotation was computed. [2020-07-21 10:36:04,439 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 347 449) no Hoare annotation was computed. [2020-07-21 10:36:04,439 INFO L268 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-07-21 10:36:04,440 INFO L268 CegarLoopResult]: For program point L396-2(lines 396 416) no Hoare annotation was computed. [2020-07-21 10:36:04,440 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 822 831) no Hoare annotation was computed. [2020-07-21 10:36:04,440 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 822 831) no Hoare annotation was computed. [2020-07-21 10:36:04,440 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 822 831) no Hoare annotation was computed. [2020-07-21 10:36:04,440 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,440 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:04,440 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,441 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 711 718) no Hoare annotation was computed. [2020-07-21 10:36:04,442 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 711 718) no Hoare annotation was computed. [2020-07-21 10:36:04,442 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 711 718) no Hoare annotation was computed. [2020-07-21 10:36:04,442 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 117 125) no Hoare annotation was computed. [2020-07-21 10:36:04,442 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-07-21 10:36:04,442 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-07-21 10:36:04,443 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-07-21 10:36:04,443 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2020-07-21 10:36:04,443 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-07-21 10:36:04,443 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,443 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,443 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,443 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-07-21 10:36:04,444 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-07-21 10:36:04,444 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-07-21 10:36:04,444 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,444 INFO L264 CegarLoopResult]: At program point L639(lines 639 645) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,445 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,445 INFO L268 CegarLoopResult]: For program point L632(lines 631 650) no Hoare annotation was computed. [2020-07-21 10:36:04,445 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 628 651) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,445 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 628 651) no Hoare annotation was computed. [2020-07-21 10:36:04,446 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 628 651) no Hoare annotation was computed. [2020-07-21 10:36:04,446 INFO L271 CegarLoopResult]: At program point L867-2(lines 867 881) the Hoare annotation is: true [2020-07-21 10:36:04,446 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 857 886) no Hoare annotation was computed. [2020-07-21 10:36:04,449 INFO L271 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: true [2020-07-21 10:36:04,449 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-07-21 10:36:04,449 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 857 886) the Hoare annotation is: true [2020-07-21 10:36:04,450 INFO L271 CegarLoopResult]: At program point L882(lines 857 886) the Hoare annotation is: true [2020-07-21 10:36:04,450 INFO L268 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-07-21 10:36:04,450 INFO L268 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2020-07-21 10:36:04,450 INFO L271 CegarLoopResult]: At program point L871-1(lines 871 875) the Hoare annotation is: true [2020-07-21 10:36:04,450 INFO L268 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-07-21 10:36:04,450 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-07-21 10:36:04,451 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-07-21 10:36:04,451 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-07-21 10:36:04,451 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 911 917) no Hoare annotation was computed. [2020-07-21 10:36:04,451 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 911 917) the Hoare annotation is: true [2020-07-21 10:36:04,452 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,452 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:36:04,452 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:04,452 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,452 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-07-21 10:36:04,452 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-07-21 10:36:04,452 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: true [2020-07-21 10:36:04,452 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 543 550) no Hoare annotation was computed. [2020-07-21 10:36:04,453 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2020-07-21 10:36:04,453 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 543 550) the Hoare annotation is: true [2020-07-21 10:36:04,453 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 543 550) no Hoare annotation was computed. [2020-07-21 10:36:04,453 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,453 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 660 684) no Hoare annotation was computed. [2020-07-21 10:36:04,453 INFO L268 CegarLoopResult]: For program point L668(lines 668 676) no Hoare annotation was computed. [2020-07-21 10:36:04,453 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 660 684) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,454 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,454 INFO L268 CegarLoopResult]: For program point L666-1(line 666) no Hoare annotation was computed. [2020-07-21 10:36:04,454 INFO L268 CegarLoopResult]: For program point L664(lines 664 681) no Hoare annotation was computed. [2020-07-21 10:36:04,454 INFO L264 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,454 INFO L268 CegarLoopResult]: For program point L679-1(lines 660 684) no Hoare annotation was computed. [2020-07-21 10:36:04,454 INFO L264 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:36:04 BoogieIcfgContainer [2020-07-21 10:36:04,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:36:04,491 INFO L168 Benchmark]: Toolchain (without parser) took 6123.41 ms. Allocated memory was 141.6 MB in the beginning and 305.7 MB in the end (delta: 164.1 MB). Free memory was 98.2 MB in the beginning and 197.3 MB in the end (delta: -99.1 MB). Peak memory consumption was 135.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,492 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 117.8 MB in the beginning and 117.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.06 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 97.8 MB in the beginning and 165.9 MB in the end (delta: -68.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,499 INFO L168 Benchmark]: Boogie Preprocessor took 112.79 ms. Allocated memory is still 198.7 MB. Free memory was 165.9 MB in the beginning and 161.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,500 INFO L168 Benchmark]: RCFGBuilder took 1207.20 ms. Allocated memory was 198.7 MB in the beginning and 224.9 MB in the end (delta: 26.2 MB). Free memory was 161.6 MB in the beginning and 191.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,501 INFO L168 Benchmark]: TraceAbstraction took 4118.03 ms. Allocated memory was 224.9 MB in the beginning and 305.7 MB in the end (delta: 80.7 MB). Free memory was 189.8 MB in the beginning and 197.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 143.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,508 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 117.8 MB in the beginning and 117.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 680.06 ms. Allocated memory was 141.6 MB in the beginning and 198.7 MB in the end (delta: 57.1 MB). Free memory was 97.8 MB in the beginning and 165.9 MB in the end (delta: -68.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.79 ms. Allocated memory is still 198.7 MB. Free memory was 165.9 MB in the beginning and 161.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1207.20 ms. Allocated memory was 198.7 MB in the beginning and 224.9 MB in the end (delta: 26.2 MB). Free memory was 161.6 MB in the beginning and 191.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4118.03 ms. Allocated memory was 224.9 MB in the beginning and 305.7 MB in the end (delta: 80.7 MB). Free memory was 189.8 MB in the beginning and 197.3 MB in the end (delta: -7.5 MB). Peak memory consumption was 143.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 547]: 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: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || ((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 738 SDtfs, 293 SDslu, 574 SDs, 0 SdLazy, 70 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=385occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 382 PreInvPairs, 397 NumberOfFragments, 627 HoareAnnotationTreeSize, 382 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 695 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 313 NumberOfCodeBlocks, 313 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 32252 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3565 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 26/26 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...