/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 21:31:37,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 21:31:37,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 21:31:37,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 21:31:37,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 21:31:37,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 21:31:37,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 21:31:37,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 21:31:37,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 21:31:37,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 21:31:37,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 21:31:37,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 21:31:37,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 21:31:37,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 21:31:37,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 21:31:37,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 21:31:37,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 21:31:37,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 21:31:37,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 21:31:37,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 21:31:37,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 21:31:37,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 21:31:37,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 21:31:37,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 21:31:37,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 21:31:37,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 21:31:37,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 21:31:37,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 21:31:37,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 21:31:37,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 21:31:37,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 21:31:37,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 21:31:37,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 21:31:37,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 21:31:37,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 21:31:37,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 21:31:37,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 21:31:37,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 21:31:37,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 21:31:37,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 21:31:37,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 21:31:37,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-27 21:31:37,368 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 21:31:37,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 21:31:37,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 21:31:37,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 21:31:37,370 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 21:31:37,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 21:31:37,371 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-27 21:31:37,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 21:31:37,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-27 21:31:37,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 21:31:37,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 21:31:37,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 21:31:37,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 21:31:37,372 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-27 21:31:37,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 21:31:37,373 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 21:31:37,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 21:31:37,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 21:31:37,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 21:31:37,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 21:31:37,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 21:31:37,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 21:31:37,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 21:31:37,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 21:31:37,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 21:31:37,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 21:31:37,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 21:31:37,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 21:31:37,375 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 21:31:37,375 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-08-27 21:31:38,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 21:31:38,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 21:31:38,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 21:31:38,659 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 21:31:38,661 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 21:31:38,662 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2020-08-27 21:31:38,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f11e5d9b5/743df76289c848ee9a28dcc5e78ce45d/FLAG76e9608c1 [2020-08-27 21:31:39,396 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 21:31:39,397 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2020-08-27 21:31:39,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f11e5d9b5/743df76289c848ee9a28dcc5e78ce45d/FLAG76e9608c1 [2020-08-27 21:31:39,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f11e5d9b5/743df76289c848ee9a28dcc5e78ce45d [2020-08-27 21:31:39,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 21:31:39,640 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 21:31:39,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 21:31:39,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 21:31:39,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 21:31:39,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:31:39" (1/1) ... [2020-08-27 21:31:39,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d96e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:39, skipping insertion in model container [2020-08-27 21:31:39,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 09:31:39" (1/1) ... [2020-08-27 21:31:39,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 21:31:39,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 21:31:40,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:31:40,206 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 21:31:40,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 21:31:40,333 INFO L208 MainTranslator]: Completed translation [2020-08-27 21:31:40,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40 WrapperNode [2020-08-27 21:31:40,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 21:31:40,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 21:31:40,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 21:31:40,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 21:31:40,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... [2020-08-27 21:31:40,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 21:31:40,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 21:31:40,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 21:31:40,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 21:31:40,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-27 21:31:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 21:31:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 21:31:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-27 21:31:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-27 21:31:40,519 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-27 21:31:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-27 21:31:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-27 21:31:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 21:31:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-27 21:31:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-27 21:31:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-27 21:31:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-27 21:31:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-27 21:31:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-27 21:31:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-27 21:31:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-27 21:31:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-27 21:31:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-27 21:31:40,524 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-27 21:31:40,524 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-27 21:31:40,525 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-27 21:31:40,525 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-27 21:31:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-27 21:31:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-27 21:31:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-27 21:31:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-27 21:31:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-27 21:31:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-27 21:31:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-27 21:31:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-08-27 21:31:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-27 21:31:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-27 21:31:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-27 21:31:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-27 21:31:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-27 21:31:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-27 21:31:40,531 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-27 21:31:40,532 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-27 21:31:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-27 21:31:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-27 21:31:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-27 21:31:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-27 21:31:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 21:31:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-27 21:31:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-27 21:31:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-27 21:31:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 21:31:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 21:31:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-27 21:31:40,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 21:31:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 21:31:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 21:31:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 21:31:40,536 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-27 21:31:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 21:31:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-27 21:31:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-27 21:31:40,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 21:31:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-27 21:31:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-27 21:31:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-27 21:31:40,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 21:31:40,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 21:31:40,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 21:31:41,650 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 21:31:41,651 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-27 21:31:41,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:31:41 BoogieIcfgContainer [2020-08-27 21:31:41,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 21:31:41,658 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 21:31:41,658 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 21:31:41,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 21:31:41,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 09:31:39" (1/3) ... [2020-08-27 21:31:41,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b85739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:31:41, skipping insertion in model container [2020-08-27 21:31:41,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 09:31:40" (2/3) ... [2020-08-27 21:31:41,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b85739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 09:31:41, skipping insertion in model container [2020-08-27 21:31:41,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 09:31:41" (3/3) ... [2020-08-27 21:31:41,665 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product11.cil.c [2020-08-27 21:31:41,677 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 21:31:41,687 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 21:31:41,707 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 21:31:41,735 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 21:31:41,735 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 21:31:41,735 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 21:31:41,736 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 21:31:41,736 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 21:31:41,736 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 21:31:41,736 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 21:31:41,736 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 21:31:41,759 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2020-08-27 21:31:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-27 21:31:41,769 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:41,771 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:41,771 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:41,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:41,778 INFO L82 PathProgramCache]: Analyzing trace with hash 3662400, now seen corresponding path program 1 times [2020-08-27 21:31:41,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:41,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2061484129] [2020-08-27 21:31:41,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,473 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:42,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-27 21:31:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-27 21:31:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:42,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2061484129] [2020-08-27 21:31:42,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:42,620 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-27 21:31:42,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210652474] [2020-08-27 21:31:42,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-27 21:31:42,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:42,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-27 21:31:42,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-27 21:31:42,659 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 3 states. [2020-08-27 21:31:43,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:43,577 INFO L93 Difference]: Finished difference Result 219 states and 293 transitions. [2020-08-27 21:31:43,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-27 21:31:43,579 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-27 21:31:43,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:43,598 INFO L225 Difference]: With dead ends: 219 [2020-08-27 21:31:43,599 INFO L226 Difference]: Without dead ends: 120 [2020-08-27 21:31:43,604 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-27 21:31:43,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-08-27 21:31:43,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90. [2020-08-27 21:31:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-08-27 21:31:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-08-27 21:31:43,689 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2020-08-27 21:31:43,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:43,689 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-08-27 21:31:43,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-27 21:31:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-08-27 21:31:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-27 21:31:43,693 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:43,693 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-27 21:31:43,694 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 21:31:43,694 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:43,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:43,695 INFO L82 PathProgramCache]: Analyzing trace with hash -306482980, now seen corresponding path program 1 times [2020-08-27 21:31:43,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:43,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [712842977] [2020-08-27 21:31:43,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,080 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:44,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-27 21:31:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-27 21:31:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:44,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [712842977] [2020-08-27 21:31:44,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:44,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-27 21:31:44,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870864822] [2020-08-27 21:31:44,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-27 21:31:44,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:44,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-27 21:31:44,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-27 21:31:44,149 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2020-08-27 21:31:44,608 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:45,031 INFO L93 Difference]: Finished difference Result 143 states and 174 transitions. [2020-08-27 21:31:45,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-27 21:31:45,032 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-27 21:31:45,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:45,034 INFO L225 Difference]: With dead ends: 143 [2020-08-27 21:31:45,035 INFO L226 Difference]: Without dead ends: 104 [2020-08-27 21:31:45,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-27 21:31:45,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-08-27 21:31:45,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 81. [2020-08-27 21:31:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-08-27 21:31:45,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-08-27 21:31:45,067 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2020-08-27 21:31:45,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:45,068 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-08-27 21:31:45,068 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-27 21:31:45,068 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-08-27 21:31:45,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-27 21:31:45,070 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:45,070 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] [2020-08-27 21:31:45,070 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-27 21:31:45,070 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:45,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:45,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1187758501, now seen corresponding path program 1 times [2020-08-27 21:31:45,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:45,071 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [861432347] [2020-08-27 21:31:45,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,512 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:45,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-27 21:31:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-27 21:31:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:45,607 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [861432347] [2020-08-27 21:31:45,607 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:45,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:31:45,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978425936] [2020-08-27 21:31:45,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:31:45,609 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:45,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:31:45,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:31:45,609 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 8 states. [2020-08-27 21:31:45,980 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:46,332 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:46,652 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:46,947 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:47,698 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:48,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:48,724 INFO L93 Difference]: Finished difference Result 287 states and 356 transitions. [2020-08-27 21:31:48,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-27 21:31:48,725 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-08-27 21:31:48,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:48,729 INFO L225 Difference]: With dead ends: 287 [2020-08-27 21:31:48,729 INFO L226 Difference]: Without dead ends: 230 [2020-08-27 21:31:48,730 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-27 21:31:48,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-08-27 21:31:48,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 168. [2020-08-27 21:31:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-08-27 21:31:48,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 200 transitions. [2020-08-27 21:31:48,782 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 200 transitions. Word has length 51 [2020-08-27 21:31:48,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:48,783 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 200 transitions. [2020-08-27 21:31:48,783 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:31:48,783 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2020-08-27 21:31:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-27 21:31:48,785 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:48,785 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] [2020-08-27 21:31:48,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-27 21:31:48,786 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:48,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:48,786 INFO L82 PathProgramCache]: Analyzing trace with hash -5484303, now seen corresponding path program 1 times [2020-08-27 21:31:48,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:48,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1784023897] [2020-08-27 21:31:48,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,179 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:49,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-08-27 21:31:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-08-27 21:31:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-08-27 21:31:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:49,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:49,293 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1784023897] [2020-08-27 21:31:49,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:49,294 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-27 21:31:49,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011527026] [2020-08-27 21:31:49,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-27 21:31:49,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:49,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-27 21:31:49,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-27 21:31:49,295 INFO L87 Difference]: Start difference. First operand 168 states and 200 transitions. Second operand 7 states. [2020-08-27 21:31:49,688 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:50,642 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:50,976 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:51,274 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:51,548 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:51,880 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:31:52,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:52,241 INFO L93 Difference]: Finished difference Result 508 states and 647 transitions. [2020-08-27 21:31:52,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-27 21:31:52,242 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-08-27 21:31:52,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:52,249 INFO L225 Difference]: With dead ends: 508 [2020-08-27 21:31:52,250 INFO L226 Difference]: Without dead ends: 364 [2020-08-27 21:31:52,252 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-08-27 21:31:52,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-08-27 21:31:52,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 291. [2020-08-27 21:31:52,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-08-27 21:31:52,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 350 transitions. [2020-08-27 21:31:52,327 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 350 transitions. Word has length 54 [2020-08-27 21:31:52,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:52,327 INFO L479 AbstractCegarLoop]: Abstraction has 291 states and 350 transitions. [2020-08-27 21:31:52,328 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-27 21:31:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 350 transitions. [2020-08-27 21:31:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-08-27 21:31:52,330 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 21:31:52,331 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] [2020-08-27 21:31:52,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-27 21:31:52,331 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 21:31:52,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 21:31:52,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1905030509, now seen corresponding path program 1 times [2020-08-27 21:31:52,332 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 21:31:52,332 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [88581655] [2020-08-27 21:31:52,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 21:31:52,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,667 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:31:52,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-27 21:31:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-27 21:31:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-27 21:31:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-27 21:31:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-27 21:31:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-08-27 21:31:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-27 21:31:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-27 21:31:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-27 21:31:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 21:31:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-27 21:31:52,760 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [88581655] [2020-08-27 21:31:52,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-27 21:31:52,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-27 21:31:52,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817109527] [2020-08-27 21:31:52,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-27 21:31:52,762 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-27 21:31:52,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-27 21:31:52,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-27 21:31:52,762 INFO L87 Difference]: Start difference. First operand 291 states and 350 transitions. Second operand 8 states. [2020-08-27 21:31:53,164 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:31:54,060 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:54,385 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:54,672 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:31:54,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-27 21:31:54,856 INFO L93 Difference]: Finished difference Result 591 states and 756 transitions. [2020-08-27 21:31:54,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-27 21:31:54,856 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-08-27 21:31:54,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-27 21:31:54,857 INFO L225 Difference]: With dead ends: 591 [2020-08-27 21:31:54,857 INFO L226 Difference]: Without dead ends: 0 [2020-08-27 21:31:54,860 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-27 21:31:54,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-27 21:31:54,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-27 21:31:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-27 21:31:54,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-27 21:31:54,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-08-27 21:31:54,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-27 21:31:54,861 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-27 21:31:54,862 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-27 21:31:54,862 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-27 21:31:54,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-27 21:31:54,862 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-27 21:31:54,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-27 21:31:55,069 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:55,302 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-08-27 21:31:55,467 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:55,845 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-08-27 21:31:56,188 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:56,523 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:56,784 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-08-27 21:31:57,060 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:57,425 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-08-27 21:31:57,692 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:57,953 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:58,284 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:58,540 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:58,696 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:31:59,073 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-08-27 21:31:59,401 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:59,728 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:31:59,976 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2020-08-27 21:32:00,240 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 187 [2020-08-27 21:32:00,590 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 186 [2020-08-27 21:32:00,844 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 187 [2020-08-27 21:32:01,096 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:01,428 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:01,679 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 190 [2020-08-27 21:32:01,831 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:01,944 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 6 [2020-08-27 21:32:02,097 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,249 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,388 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:32:02,535 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:02,690 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:02,838 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:02,991 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:03,139 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:03,282 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:03,440 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:32:03,593 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-08-27 21:32:03,743 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:03,895 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:04,047 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:04,194 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:04,343 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:04,486 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:04,635 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:04,787 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:04,939 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:05,091 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:05,244 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:05,402 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-27 21:32:05,545 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:05,695 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:05,843 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:05,998 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-08-27 21:32:06,152 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,302 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:06,456 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:06,602 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:06,751 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:06,900 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:07,068 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,222 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,375 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,523 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:07,677 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:07,825 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:07,973 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:08,126 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:08,278 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 6 [2020-08-27 21:32:08,430 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:08,579 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:08,732 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:08,877 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:09,031 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:09,187 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:09,335 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:09,488 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:09,640 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:09,786 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:09,935 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:10,089 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:10,241 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:10,394 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:10,542 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:10,689 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:10,833 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:10,986 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:11,134 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:11,285 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:11,434 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:11,728 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-08-27 21:32:12,021 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-08-27 21:32:12,314 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 188 [2020-08-27 21:32:12,603 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 187 [2020-08-27 21:32:12,754 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:12,903 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-27 21:32:13,055 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:13,207 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:13,351 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-27 21:32:13,499 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-27 21:32:13,652 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-27 21:32:13,909 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:14,531 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-08-27 21:32:14,699 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:15,089 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-08-27 21:32:15,299 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:15,523 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:15,731 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:15,977 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-27 21:32:16,197 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-08-27 21:32:16,414 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-08-27 21:32:16,810 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-08-27 21:32:17,039 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2020-08-27 21:32:17,223 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-27 21:32:17,542 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-08-27 21:32:17,724 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1 [2020-08-27 21:32:17,995 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8 [2020-08-27 21:32:18,187 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-08-27 21:32:18,578 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-08-27 21:32:18,956 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-08-27 21:32:19,153 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-08-27 21:32:19,365 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-08-27 21:32:19,370 INFO L268 CegarLoopResult]: For program point L609(lines 586 610) no Hoare annotation was computed. [2020-08-27 21:32:19,370 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 562 617) no Hoare annotation was computed. [2020-08-27 21:32:19,370 INFO L268 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2020-08-27 21:32:19,370 INFO L268 CegarLoopResult]: For program point L593-1(lines 593 597) no Hoare annotation was computed. [2020-08-27 21:32:19,370 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 608) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 562 617) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 562 617) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point L670(lines 643 671) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point L663(line 663) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point L663-1(line 663) no Hoare annotation was computed. [2020-08-27 21:32:19,371 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 618 677) no Hoare annotation was computed. [2020-08-27 21:32:19,372 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 618 677) no Hoare annotation was computed. [2020-08-27 21:32:19,372 INFO L268 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2020-08-27 21:32:19,372 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 618 677) no Hoare annotation was computed. [2020-08-27 21:32:19,372 INFO L268 CegarLoopResult]: For program point L650-1(lines 650 654) no Hoare annotation was computed. [2020-08-27 21:32:19,372 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-08-27 21:32:19,372 INFO L268 CegarLoopResult]: For program point L644-2(lines 644 669) no Hoare annotation was computed. [2020-08-27 21:32:19,373 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2020-08-27 21:32:19,373 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2020-08-27 21:32:19,373 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2020-08-27 21:32:19,373 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2020-08-27 21:32:19,373 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2020-08-27 21:32:19,373 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-08-27 21:32:19,374 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-08-27 21:32:19,374 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,374 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,374 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,374 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,375 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-08-27 21:32:19,375 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-08-27 21:32:19,375 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,375 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,375 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-08-27 21:32:19,375 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-08-27 21:32:19,376 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-08-27 21:32:19,377 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-08-27 21:32:19,378 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-08-27 21:32:19,378 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 311 325) no Hoare annotation was computed. [2020-08-27 21:32:19,378 INFO L264 CegarLoopResult]: At program point L317(line 317) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-27 21:32:19,378 INFO L268 CegarLoopResult]: For program point L315(lines 315 321) no Hoare annotation was computed. [2020-08-27 21:32:19,378 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 311 325) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-27 21:32:19,378 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 311 325) no Hoare annotation was computed. [2020-08-27 21:32:19,378 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 221 228) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 221 228) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 221 228) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 266 274) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 266 274) the Hoare annotation is: true [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 266 274) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point L282(lines 282 290) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point L282-2(lines 282 290) no Hoare annotation was computed. [2020-08-27 21:32:19,379 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 275 310) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 275 310) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point L294(lines 294 302) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point L294-2(lines 294 302) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 275 310) no Hoare annotation was computed. [2020-08-27 21:32:19,380 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2020-08-27 21:32:19,381 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2020-08-27 21:32:19,381 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 516 561) no Hoare annotation was computed. [2020-08-27 21:32:19,381 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 516 561) no Hoare annotation was computed. [2020-08-27 21:32:19,381 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 516 561) no Hoare annotation was computed. [2020-08-27 21:32:19,381 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 829 874) no Hoare annotation was computed. [2020-08-27 21:32:19,381 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-08-27 21:32:19,381 INFO L268 CegarLoopResult]: For program point L843(lines 843 863) no Hoare annotation was computed. [2020-08-27 21:32:19,382 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 829 874) no Hoare annotation was computed. [2020-08-27 21:32:19,382 INFO L268 CegarLoopResult]: For program point L843-1(lines 843 863) no Hoare annotation was computed. [2020-08-27 21:32:19,382 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 829 874) no Hoare annotation was computed. [2020-08-27 21:32:19,382 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,382 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-08-27 21:32:19,382 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-08-27 21:32:19,382 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 255 265) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 255 265) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 255 265) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 247 254) the Hoare annotation is: true [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 214 220) no Hoare annotation was computed. [2020-08-27 21:32:19,383 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 214 220) the Hoare annotation is: true [2020-08-27 21:32:19,384 INFO L264 CegarLoopResult]: At program point testENTRY(lines 327 392) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,384 INFO L264 CegarLoopResult]: At program point L382(lines 337 384) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:19,384 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:19,384 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-08-27 21:32:19,384 INFO L268 CegarLoopResult]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2020-08-27 21:32:19,384 INFO L268 CegarLoopResult]: For program point testFINAL(lines 327 392) no Hoare annotation was computed. [2020-08-27 21:32:19,384 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-08-27 21:32:19,385 INFO L264 CegarLoopResult]: At program point L385(lines 336 386) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-27 21:32:19,385 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:19,385 INFO L268 CegarLoopResult]: For program point L373(lines 373 379) no Hoare annotation was computed. [2020-08-27 21:32:19,385 INFO L264 CegarLoopResult]: At program point L373-1(lines 367 380) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:19,385 INFO L268 CegarLoopResult]: For program point L338(lines 337 384) no Hoare annotation was computed. [2020-08-27 21:32:19,385 INFO L268 CegarLoopResult]: For program point L367(lines 367 380) no Hoare annotation was computed. [2020-08-27 21:32:19,385 INFO L264 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point L357(lines 357 363) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point testEXIT(lines 327 392) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point L797(lines 797 817) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point L797-1(lines 797 817) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 783 828) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 783 828) no Hoare annotation was computed. [2020-08-27 21:32:19,386 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 783 828) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point L803(lines 803 810) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point L459(lines 459 467) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point L459-2(lines 459 467) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 451 473) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 451 473) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 451 473) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2020-08-27 21:32:19,387 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point L768(lines 768 779) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 680 782) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point L729-2(lines 729 749) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point L750(lines 728 751) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 680 782) no Hoare annotation was computed. [2020-08-27 21:32:19,388 INFO L268 CegarLoopResult]: For program point L709(lines 709 725) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L769(lines 769 776) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L730(lines 729 749) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L761(line 761) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L726(lines 726 767) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 680 782) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-08-27 21:32:19,389 INFO L268 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-08-27 21:32:19,390 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,390 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-27 21:32:19,390 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,390 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-08-27 21:32:19,390 INFO L268 CegarLoopResult]: For program point L241-1(lines 230 246) no Hoare annotation was computed. [2020-08-27 21:32:19,390 INFO L268 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 230 246) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point L235-1(line 235) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 230 246) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 474 482) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 474 482) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 474 482) no Hoare annotation was computed. [2020-08-27 21:32:19,391 INFO L268 CegarLoopResult]: For program point L434-1(lines 430 441) no Hoare annotation was computed. [2020-08-27 21:32:19,392 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 430 441) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-27 21:32:19,392 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 430 441) no Hoare annotation was computed. [2020-08-27 21:32:19,392 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,392 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,392 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,392 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 190 213) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:32:19,392 INFO L264 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0)))) [2020-08-27 21:32:19,392 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 190 213) no Hoare annotation was computed. [2020-08-27 21:32:19,393 INFO L264 CegarLoopResult]: At program point L201(lines 201 207) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:32:19,393 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 190 213) no Hoare annotation was computed. [2020-08-27 21:32:19,393 INFO L264 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:32:19,393 INFO L268 CegarLoopResult]: For program point L194(lines 193 212) no Hoare annotation was computed. [2020-08-27 21:32:19,393 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-08-27 21:32:19,393 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-08-27 21:32:19,393 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-08-27 21:32:19,393 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-08-27 21:32:19,394 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-08-27 21:32:19,394 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-08-27 21:32:19,394 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-08-27 21:32:19,394 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-08-27 21:32:19,394 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-08-27 21:32:19,394 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-08-27 21:32:19,394 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 442 450) the Hoare annotation is: true [2020-08-27 21:32:19,394 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 442 450) no Hoare annotation was computed. [2020-08-27 21:32:19,394 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 442 450) no Hoare annotation was computed. [2020-08-27 21:32:19,395 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 406 417) the Hoare annotation is: true [2020-08-27 21:32:19,395 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 406 417) no Hoare annotation was computed. [2020-08-27 21:32:19,395 INFO L268 CegarLoopResult]: For program point L410-1(lines 406 417) no Hoare annotation was computed. [2020-08-27 21:32:19,395 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-08-27 21:32:19,395 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-08-27 21:32:19,395 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,395 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-27 21:32:19,396 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-27 21:32:19,396 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-27 21:32:19,396 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 418 429) no Hoare annotation was computed. [2020-08-27 21:32:19,396 INFO L268 CegarLoopResult]: For program point L422-1(lines 418 429) no Hoare annotation was computed. [2020-08-27 21:32:19,396 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 418 429) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-27 21:32:19,396 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 394 401) no Hoare annotation was computed. [2020-08-27 21:32:19,397 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 398) no Hoare annotation was computed. [2020-08-27 21:32:19,397 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 394 401) the Hoare annotation is: true [2020-08-27 21:32:19,397 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 394 401) no Hoare annotation was computed. [2020-08-27 21:32:19,397 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 484 508) the Hoare annotation is: true [2020-08-27 21:32:19,397 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 484 508) no Hoare annotation was computed. [2020-08-27 21:32:19,397 INFO L264 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-27 21:32:19,397 INFO L268 CegarLoopResult]: For program point L496(lines 496 502) no Hoare annotation was computed. [2020-08-27 21:32:19,397 INFO L264 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2020-08-27 21:32:19,398 INFO L268 CegarLoopResult]: For program point L494-1(line 494) no Hoare annotation was computed. [2020-08-27 21:32:19,398 INFO L268 CegarLoopResult]: For program point L492(lines 492 505) no Hoare annotation was computed. [2020-08-27 21:32:19,398 INFO L268 CegarLoopResult]: For program point L492-1(lines 484 508) no Hoare annotation was computed. [2020-08-27 21:32:19,398 INFO L271 CegarLoopResult]: At program point L490(line 490) the Hoare annotation is: true [2020-08-27 21:32:19,398 INFO L268 CegarLoopResult]: For program point L490-1(line 490) no Hoare annotation was computed. [2020-08-27 21:32:19,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 09:32:19 BoogieIcfgContainer [2020-08-27 21:32:19,418 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-27 21:32:19,420 INFO L168 Benchmark]: Toolchain (without parser) took 39780.21 ms. Allocated memory was 139.5 MB in the beginning and 618.7 MB in the end (delta: 479.2 MB). Free memory was 102.0 MB in the beginning and 206.0 MB in the end (delta: -103.9 MB). Peak memory consumption was 461.6 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:19,421 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 21:32:19,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.54 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 101.8 MB in the beginning and 168.5 MB in the end (delta: -66.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:19,422 INFO L168 Benchmark]: Boogie Preprocessor took 100.30 ms. Allocated memory is still 201.3 MB. Free memory was 168.5 MB in the beginning and 164.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:19,423 INFO L168 Benchmark]: RCFGBuilder took 1221.23 ms. Allocated memory was 201.3 MB in the beginning and 234.4 MB in the end (delta: 33.0 MB). Free memory was 164.3 MB in the beginning and 199.6 MB in the end (delta: -35.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:19,423 INFO L168 Benchmark]: TraceAbstraction took 37760.47 ms. Allocated memory was 234.4 MB in the beginning and 618.7 MB in the end (delta: 384.3 MB). Free memory was 199.6 MB in the beginning and 206.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 464.3 MB. Max. memory is 7.1 GB. [2020-08-27 21:32:19,426 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 693.54 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 101.8 MB in the beginning and 168.5 MB in the end (delta: -66.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.30 ms. Allocated memory is still 201.3 MB. Free memory was 168.5 MB in the beginning and 164.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1221.23 ms. Allocated memory was 201.3 MB in the beginning and 234.4 MB in the end (delta: 33.0 MB). Free memory was 164.3 MB in the beginning and 199.6 MB in the end (delta: -35.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37760.47 ms. Allocated memory was 234.4 MB in the beginning and 618.7 MB in the end (delta: 384.3 MB). Free memory was 199.6 MB in the beginning and 206.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 464.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 398]: 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: 336]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.1s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 10.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 24.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 388 SDtfs, 580 SDslu, 352 SDs, 0 SdLazy, 1429 SolverSat, 351 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=291occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 188 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 328 PreInvPairs, 397 NumberOfFragments, 617 HoareAnnotationTreeSize, 328 FomulaSimplifications, 46016 FormulaSimplificationTreeSizeReduction, 18.7s HoareSimplificationTime, 44 FomulaSimplificationsInter, 14346 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 69776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...