/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 true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 05:05:49,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 05:05:49,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 05:05:49,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 05:05:49,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 05:05:49,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 05:05:49,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 05:05:49,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 05:05:49,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 05:05:49,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 05:05:49,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 05:05:49,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 05:05:49,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 05:05:49,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 05:05:49,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 05:05:49,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 05:05:49,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 05:05:49,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 05:05:49,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 05:05:49,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 05:05:49,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 05:05:49,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 05:05:49,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 05:05:49,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 05:05:49,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 05:05:49,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 05:05:49,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 05:05:49,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 05:05:49,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 05:05:49,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 05:05:49,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 05:05:49,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 05:05:49,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 05:05:49,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 05:05:49,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 05:05:49,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 05:05:49,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 05:05:49,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 05:05:49,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 05:05:49,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 05:05:49,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 05:05:49,337 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 [2020-08-19 05:05:49,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 05:05:49,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 05:05:49,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 05:05:49,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 05:05:49,380 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 05:05:49,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 05:05:49,380 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 05:05:49,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 05:05:49,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 05:05:49,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 05:05:49,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 05:05:49,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 05:05:49,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 05:05:49,383 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 05:05:49,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 05:05:49,384 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 05:05:49,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 05:05:49,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 05:05:49,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 05:05:49,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 05:05:49,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 05:05:49,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 05:05:49,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 05:05:49,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 05:05:49,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 05:05:49,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 05:05:49,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 05:05:49,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 05:05:49,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 05:05:49,387 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3; [2020-08-19 05:05:49,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 05:05:49,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 05:05:49,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 05:05:49,705 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 05:05:49,706 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 05:05:49,707 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2020-08-19 05:05:49,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad6951ce7/bb41f230d29948f58e30957f86bbd3a9/FLAG31216c6c6 [2020-08-19 05:05:50,287 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 05:05:50,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product28.cil.c [2020-08-19 05:05:50,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad6951ce7/bb41f230d29948f58e30957f86bbd3a9/FLAG31216c6c6 [2020-08-19 05:05:50,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ad6951ce7/bb41f230d29948f58e30957f86bbd3a9 [2020-08-19 05:05:50,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 05:05:50,624 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 05:05:50,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 05:05:50,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 05:05:50,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 05:05:50,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 05:05:50" (1/1) ... [2020-08-19 05:05:50,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:50, skipping insertion in model container [2020-08-19 05:05:50,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 05:05:50" (1/1) ... [2020-08-19 05:05:50,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 05:05:50,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 05:05:51,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 05:05:51,021 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 05:05:51,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 05:05:51,261 INFO L208 MainTranslator]: Completed translation [2020-08-19 05:05:51,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51 WrapperNode [2020-08-19 05:05:51,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 05:05:51,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 05:05:51,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 05:05:51,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 05:05:51,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (1/1) ... [2020-08-19 05:05:51,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 05:05:51,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 05:05:51,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 05:05:51,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 05:05:51,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (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 [2020-08-19 05:05:51,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 05:05:51,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 05:05:51,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-19 05:05:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-19 05:05:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-19 05:05:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-19 05:05:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-19 05:05:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-19 05:05:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-19 05:05:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-19 05:05:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-19 05:05:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-19 05:05:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-19 05:05:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-19 05:05:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-19 05:05:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-19 05:05:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-19 05:05:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 05:05:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-19 05:05:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-19 05:05:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-19 05:05:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-19 05:05:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-19 05:05:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-19 05:05:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-19 05:05:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-19 05:05:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-19 05:05:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-19 05:05:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-19 05:05:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-19 05:05:51,500 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-19 05:05:51,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-19 05:05:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-19 05:05:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-19 05:05:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-19 05:05:51,502 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-19 05:05:51,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 05:05:51,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-19 05:05:51,502 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-19 05:05:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-19 05:05:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-19 05:05:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-19 05:05:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-19 05:05:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-19 05:05:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-19 05:05:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-19 05:05:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 05:05:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-19 05:05:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-19 05:05:51,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-19 05:05:51,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 05:05:51,507 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-19 05:05:51,508 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-19 05:05:51,509 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-19 05:05:51,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-19 05:05:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-19 05:05:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-19 05:05:51,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 05:05:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-19 05:05:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-19 05:05:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 05:05:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-19 05:05:51,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-19 05:05:51,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 05:05:51,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-19 05:05:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-19 05:05:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-19 05:05:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-19 05:05:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-19 05:05:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-19 05:05:51,513 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-19 05:05:51,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 05:05:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-19 05:05:51,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 05:05:52,663 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 05:05:52,664 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-19 05:05:52,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 05:05:52 BoogieIcfgContainer [2020-08-19 05:05:52,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 05:05:52,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 05:05:52,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 05:05:52,681 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 05:05:52,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 05:05:50" (1/3) ... [2020-08-19 05:05:52,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6641b081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 05:05:52, skipping insertion in model container [2020-08-19 05:05:52,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 05:05:51" (2/3) ... [2020-08-19 05:05:52,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6641b081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 05:05:52, skipping insertion in model container [2020-08-19 05:05:52,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 05:05:52" (3/3) ... [2020-08-19 05:05:52,686 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product28.cil.c [2020-08-19 05:05:52,697 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 05:05:52,706 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-19 05:05:52,722 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-19 05:05:52,747 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-19 05:05:52,748 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-19 05:05:52,748 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-19 05:05:52,748 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-19 05:05:52,749 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-19 05:05:52,749 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-19 05:05:52,749 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-19 05:05:52,749 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-19 05:05:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-08-19 05:05:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-19 05:05:52,784 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:05:52,785 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:05:52,786 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:05:52,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:05:52,792 INFO L82 PathProgramCache]: Analyzing trace with hash 176643797, now seen corresponding path program 1 times [2020-08-19 05:05:52,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:05:52,802 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [721352417] [2020-08-19 05:05:52,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:05:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,507 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 05:05:53,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:05:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 05:05:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 05:05:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 05:05:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 05:05:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 05:05:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-19 05:05:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:05:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-19 05:05:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 05:05:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 05:05:53,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [721352417] [2020-08-19 05:05:53,653 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 05:05:53,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-19 05:05:53,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10959058] [2020-08-19 05:05:53,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-19 05:05:53,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:05:53,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-19 05:05:53,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 05:05:53,681 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2020-08-19 05:05:54,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:05:54,863 INFO L93 Difference]: Finished difference Result 278 states and 361 transitions. [2020-08-19 05:05:54,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-19 05:05:54,865 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-19 05:05:54,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:05:54,881 INFO L225 Difference]: With dead ends: 278 [2020-08-19 05:05:54,882 INFO L226 Difference]: Without dead ends: 155 [2020-08-19 05:05:54,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-19 05:05:54,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-08-19 05:05:54,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 124. [2020-08-19 05:05:54,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-08-19 05:05:54,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2020-08-19 05:05:54,977 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2020-08-19 05:05:54,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:05:54,978 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2020-08-19 05:05:54,978 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-19 05:05:54,978 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2020-08-19 05:05:54,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-19 05:05:54,982 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:05:54,982 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:05:54,983 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-19 05:05:54,983 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:05:54,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:05:54,983 INFO L82 PathProgramCache]: Analyzing trace with hash -464202477, now seen corresponding path program 1 times [2020-08-19 05:05:54,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:05:54,984 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [835884582] [2020-08-19 05:05:54,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:05:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,357 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 05:05:55,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:05:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 05:05:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 05:05:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 05:05:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 05:05:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 05:05:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-19 05:05:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:05:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-19 05:05:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-19 05:05:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 05:05:55,434 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [835884582] [2020-08-19 05:05:55,435 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 05:05:55,435 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-19 05:05:55,435 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16047778] [2020-08-19 05:05:55,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-19 05:05:55,437 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:05:55,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-19 05:05:55,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-19 05:05:55,438 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 5 states. [2020-08-19 05:05:55,905 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-19 05:05:56,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:05:56,668 INFO L93 Difference]: Finished difference Result 213 states and 261 transitions. [2020-08-19 05:05:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-19 05:05:56,670 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-19 05:05:56,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:05:56,673 INFO L225 Difference]: With dead ends: 213 [2020-08-19 05:05:56,673 INFO L226 Difference]: Without dead ends: 145 [2020-08-19 05:05:56,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-19 05:05:56,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-08-19 05:05:56,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 115. [2020-08-19 05:05:56,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-08-19 05:05:56,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2020-08-19 05:05:56,712 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2020-08-19 05:05:56,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:05:56,712 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2020-08-19 05:05:56,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-19 05:05:56,713 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2020-08-19 05:05:56,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-19 05:05:56,715 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:05:56,716 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:05:56,716 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-19 05:05:56,716 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:05:56,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:05:56,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1980183215, now seen corresponding path program 1 times [2020-08-19 05:05:56,717 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:05:56,717 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [171337497] [2020-08-19 05:05:56,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:05:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,069 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 05:05:57,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:05:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 05:05:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 05:05:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 05:05:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 05:05:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 05:05:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-19 05:05:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:05:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-19 05:05:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-19 05:05:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:05:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-19 05:05:57,231 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [171337497] [2020-08-19 05:05:57,232 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 05:05:57,232 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 05:05:57,232 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861119174] [2020-08-19 05:05:57,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 05:05:57,233 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:05:57,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 05:05:57,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 05:05:57,234 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 9 states. [2020-08-19 05:05:57,582 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 05:05:57,876 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 05:05:58,111 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 05:05:58,372 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 05:05:59,297 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-19 05:06:00,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:06:00,760 INFO L93 Difference]: Finished difference Result 390 states and 484 transitions. [2020-08-19 05:06:00,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-19 05:06:00,760 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-19 05:06:00,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:06:00,766 INFO L225 Difference]: With dead ends: 390 [2020-08-19 05:06:00,766 INFO L226 Difference]: Without dead ends: 303 [2020-08-19 05:06:00,767 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-19 05:06:00,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-08-19 05:06:00,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 246. [2020-08-19 05:06:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-08-19 05:06:00,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 298 transitions. [2020-08-19 05:06:00,834 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 298 transitions. Word has length 65 [2020-08-19 05:06:00,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:06:00,835 INFO L479 AbstractCegarLoop]: Abstraction has 246 states and 298 transitions. [2020-08-19 05:06:00,835 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 05:06:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 298 transitions. [2020-08-19 05:06:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-19 05:06:00,838 INFO L414 BasicCegarLoop]: Found error trace [2020-08-19 05:06:00,839 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-19 05:06:00,839 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-19 05:06:00,839 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-19 05:06:00,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-19 05:06:00,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1204188044, now seen corresponding path program 1 times [2020-08-19 05:06:00,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-19 05:06:00,840 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [142897860] [2020-08-19 05:06:00,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-19 05:06:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,150 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 05:06:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:06:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-19 05:06:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-19 05:06:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-19 05:06:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-19 05:06:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-19 05:06:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-19 05:06:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-19 05:06:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-19 05:06:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-19 05:06:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-19 05:06:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-19 05:06:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-19 05:06:01,257 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [142897860] [2020-08-19 05:06:01,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-19 05:06:01,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-19 05:06:01,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68841568] [2020-08-19 05:06:01,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-19 05:06:01,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-19 05:06:01,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-19 05:06:01,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-19 05:06:01,259 INFO L87 Difference]: Start difference. First operand 246 states and 298 transitions. Second operand 9 states. [2020-08-19 05:06:01,651 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-19 05:06:02,347 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 05:06:02,896 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 05:06:03,186 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-19 05:06:03,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-19 05:06:03,416 INFO L93 Difference]: Finished difference Result 455 states and 597 transitions. [2020-08-19 05:06:03,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-19 05:06:03,417 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-19 05:06:03,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-19 05:06:03,418 INFO L225 Difference]: With dead ends: 455 [2020-08-19 05:06:03,418 INFO L226 Difference]: Without dead ends: 0 [2020-08-19 05:06:03,425 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-19 05:06:03,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-19 05:06:03,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-19 05:06:03,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-19 05:06:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-19 05:06:03,427 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-19 05:06:03,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-19 05:06:03,427 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-19 05:06:03,428 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-19 05:06:03,429 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-19 05:06:03,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-19 05:06:03,430 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-19 05:06:03,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-19 05:06:05,242 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-19 05:06:05,400 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 05:06:05,563 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-19 05:06:05,764 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 05:06:05,929 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-19 05:06:06,125 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-19 05:06:06,271 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-19 05:06:06,487 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-19 05:06:06,630 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 05:06:06,937 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-19 05:06:07,097 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 05:06:07,380 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-19 05:06:07,716 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-19 05:06:08,005 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-19 05:06:08,191 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 05:06:08,349 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 05:06:08,503 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 05:06:08,651 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-19 05:06:08,825 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 05:06:08,973 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 05:06:09,118 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-19 05:06:09,412 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-19 05:06:09,577 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-19 05:06:09,903 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-19 05:06:09,908 INFO L268 CegarLoopResult]: For program point L373(lines 373 377) no Hoare annotation was computed. [2020-08-19 05:06:09,908 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 377) no Hoare annotation was computed. [2020-08-19 05:06:09,908 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 342 397) no Hoare annotation was computed. [2020-08-19 05:06:09,908 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-08-19 05:06:09,909 INFO L268 CegarLoopResult]: For program point L367-2(lines 367 388) no Hoare annotation was computed. [2020-08-19 05:06:09,909 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 342 397) no Hoare annotation was computed. [2020-08-19 05:06:09,909 INFO L268 CegarLoopResult]: For program point L389(lines 366 390) no Hoare annotation was computed. [2020-08-19 05:06:09,909 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 342 397) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 398 457) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 398 457) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point L430-1(lines 430 434) no Hoare annotation was computed. [2020-08-19 05:06:09,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 398 457) no Hoare annotation was computed. [2020-08-19 05:06:09,911 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-08-19 05:06:09,911 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 449) no Hoare annotation was computed. [2020-08-19 05:06:09,911 INFO L268 CegarLoopResult]: For program point L450(lines 423 451) no Hoare annotation was computed. [2020-08-19 05:06:09,911 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2020-08-19 05:06:09,911 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2020-08-19 05:06:09,911 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2020-08-19 05:06:09,911 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2020-08-19 05:06:09,912 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2020-08-19 05:06:09,912 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 139 146) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-19 05:06:09,912 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 139 146) no Hoare annotation was computed. [2020-08-19 05:06:09,912 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 139 146) no Hoare annotation was computed. [2020-08-19 05:06:09,912 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 147 156) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-19 05:06:09,912 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 147 156) no Hoare annotation was computed. [2020-08-19 05:06:09,912 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-08-19 05:06:09,912 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 147 156) no Hoare annotation was computed. [2020-08-19 05:06:09,913 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 157 185) the Hoare annotation is: true [2020-08-19 05:06:09,913 INFO L264 CegarLoopResult]: At program point L172(line 172) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-19 05:06:09,913 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 157 185) no Hoare annotation was computed. [2020-08-19 05:06:09,913 INFO L268 CegarLoopResult]: For program point L170(lines 170 176) no Hoare annotation was computed. [2020-08-19 05:06:09,913 INFO L268 CegarLoopResult]: For program point L169(lines 169 179) no Hoare annotation was computed. [2020-08-19 05:06:09,913 INFO L271 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: true [2020-08-19 05:06:09,913 INFO L268 CegarLoopResult]: For program point L167-1(line 167) no Hoare annotation was computed. [2020-08-19 05:06:09,914 INFO L268 CegarLoopResult]: For program point L165(lines 165 182) no Hoare annotation was computed. [2020-08-19 05:06:09,914 INFO L268 CegarLoopResult]: For program point L165-1(lines 157 185) no Hoare annotation was computed. [2020-08-19 05:06:09,914 INFO L271 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: true [2020-08-19 05:06:09,914 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-08-19 05:06:09,914 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 266 288) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,914 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 266 288) no Hoare annotation was computed. [2020-08-19 05:06:09,914 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-19 05:06:09,915 INFO L264 CegarLoopResult]: At program point L278-1(line 278) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-19 05:06:09,915 INFO L268 CegarLoopResult]: For program point L276(lines 276 283) no Hoare annotation was computed. [2020-08-19 05:06:09,915 INFO L268 CegarLoopResult]: For program point L276-1(lines 276 283) no Hoare annotation was computed. [2020-08-19 05:06:09,915 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-08-19 05:06:09,915 INFO L264 CegarLoopResult]: At program point L273(line 273) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,915 INFO L264 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,915 INFO L264 CegarLoopResult]: At program point L272-1(line 272) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 266 288) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 220 243) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 220 243) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 220 243) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L236(line 236) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-08-19 05:06:09,916 INFO L268 CegarLoopResult]: For program point L232(line 232) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 876 890) no Hoare annotation was computed. [2020-08-19 05:06:09,917 INFO L268 CegarLoopResult]: For program point L880(lines 880 886) no Hoare annotation was computed. [2020-08-19 05:06:09,918 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 876 890) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-19 05:06:09,918 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 876 890) no Hoare annotation was computed. [2020-08-19 05:06:09,918 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-19 05:06:09,918 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 812 820) no Hoare annotation was computed. [2020-08-19 05:06:09,918 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 812 820) the Hoare annotation is: true [2020-08-19 05:06:09,918 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 812 820) no Hoare annotation was computed. [2020-08-19 05:06:09,918 INFO L271 CegarLoopResult]: At program point L864(line 864) the Hoare annotation is: true [2020-08-19 05:06:09,918 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 870) no Hoare annotation was computed. [2020-08-19 05:06:09,919 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-08-19 05:06:09,919 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 857 875) the Hoare annotation is: true [2020-08-19 05:06:09,919 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 857 875) no Hoare annotation was computed. [2020-08-19 05:06:09,919 INFO L268 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-08-19 05:06:09,919 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 857 875) no Hoare annotation was computed. [2020-08-19 05:06:09,919 INFO L268 CegarLoopResult]: For program point L828(lines 828 836) no Hoare annotation was computed. [2020-08-19 05:06:09,919 INFO L268 CegarLoopResult]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 821 856) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point L840(lines 840 848) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 821 856) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point L840-2(lines 840 848) no Hoare annotation was computed. [2020-08-19 05:06:09,920 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 821 856) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 296 341) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 296 341) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 296 341) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 609 654) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point L629(lines 629 636) no Hoare annotation was computed. [2020-08-19 05:06:09,921 INFO L268 CegarLoopResult]: For program point L623(lines 623 643) no Hoare annotation was computed. [2020-08-19 05:06:09,922 INFO L268 CegarLoopResult]: For program point L623-1(lines 623 643) no Hoare annotation was computed. [2020-08-19 05:06:09,922 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 609 654) no Hoare annotation was computed. [2020-08-19 05:06:09,922 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 609 654) no Hoare annotation was computed. [2020-08-19 05:06:09,922 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,922 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 252 262) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,922 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 252 262) no Hoare annotation was computed. [2020-08-19 05:06:09,922 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 252 262) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 801 811) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 801 811) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 801 811) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 793 800) the Hoare annotation is: true [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 793 800) no Hoare annotation was computed. [2020-08-19 05:06:09,923 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 793 800) no Hoare annotation was computed. [2020-08-19 05:06:09,924 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,924 INFO L268 CegarLoopResult]: For program point L761-1(lines 742 766) no Hoare annotation was computed. [2020-08-19 05:06:09,924 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 742 766) no Hoare annotation was computed. [2020-08-19 05:06:09,924 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,924 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 742 766) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,924 INFO L264 CegarLoopResult]: At program point L752(line 752) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,924 INFO L268 CegarLoopResult]: For program point L750(lines 750 758) no Hoare annotation was computed. [2020-08-19 05:06:09,924 INFO L264 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,925 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-08-19 05:06:09,925 INFO L268 CegarLoopResult]: For program point L746(lines 746 763) no Hoare annotation was computed. [2020-08-19 05:06:09,925 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 734 740) no Hoare annotation was computed. [2020-08-19 05:06:09,925 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 734 740) the Hoare annotation is: true [2020-08-19 05:06:09,925 INFO L264 CegarLoopResult]: At program point L960(lines 909 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,925 INFO L264 CegarLoopResult]: At program point testENTRY(lines 900 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,925 INFO L268 CegarLoopResult]: For program point testFINAL(lines 900 967) no Hoare annotation was computed. [2020-08-19 05:06:09,926 INFO L264 CegarLoopResult]: At program point L950(line 950) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 05:06:09,926 INFO L268 CegarLoopResult]: For program point L948(lines 948 954) no Hoare annotation was computed. [2020-08-19 05:06:09,926 INFO L264 CegarLoopResult]: At program point L948-1(lines 940 955) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 05:06:09,926 INFO L268 CegarLoopResult]: For program point L911(lines 910 959) no Hoare annotation was computed. [2020-08-19 05:06:09,926 INFO L264 CegarLoopResult]: At program point L942(line 942) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 05:06:09,926 INFO L268 CegarLoopResult]: For program point L940(lines 940 955) no Hoare annotation was computed. [2020-08-19 05:06:09,927 INFO L264 CegarLoopResult]: At program point L932(line 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 05:06:09,927 INFO L268 CegarLoopResult]: For program point L930(lines 930 936) no Hoare annotation was computed. [2020-08-19 05:06:09,927 INFO L268 CegarLoopResult]: For program point L930-1(lines 930 936) no Hoare annotation was computed. [2020-08-19 05:06:09,927 INFO L264 CegarLoopResult]: At program point L957(lines 910 959) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 05:06:09,927 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-19 05:06:09,927 INFO L268 CegarLoopResult]: For program point L920(lines 920 926) no Hoare annotation was computed. [2020-08-19 05:06:09,927 INFO L268 CegarLoopResult]: For program point L920-1(lines 920 926) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point testEXIT(lines 900 967) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point L577(lines 577 597) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 597) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 563 608) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 563 608) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 563 608) no Hoare annotation was computed. [2020-08-19 05:06:09,928 INFO L268 CegarLoopResult]: For program point L583(lines 583 590) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 767 774) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 767 774) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 767 774) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-08-19 05:06:09,929 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 460 562) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point L510(lines 509 529) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point L541-1(line 541) no Hoare annotation was computed. [2020-08-19 05:06:09,930 INFO L268 CegarLoopResult]: For program point L506(lines 506 547) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L525-1(line 525) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 460 562) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L484(lines 484 488) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L548(lines 548 559) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L511(lines 511 515) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L509-2(lines 509 529) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point L530(lines 508 531) no Hoare annotation was computed. [2020-08-19 05:06:09,931 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 460 562) no Hoare annotation was computed. [2020-08-19 05:06:09,932 INFO L268 CegarLoopResult]: For program point L489(lines 489 505) no Hoare annotation was computed. [2020-08-19 05:06:09,932 INFO L268 CegarLoopResult]: For program point L549(lines 549 556) no Hoare annotation was computed. [2020-08-19 05:06:09,932 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2020-08-19 05:06:09,932 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2020-08-19 05:06:09,932 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2020-08-19 05:06:09,932 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,933 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-19 05:06:09,933 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,933 INFO L268 CegarLoopResult]: For program point L783(lines 783 789) no Hoare annotation was computed. [2020-08-19 05:06:09,933 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point L781-1(line 781) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 776 792) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 776 792) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point L787-1(lines 776 792) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-08-19 05:06:09,934 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-08-19 05:06:09,935 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-19 05:06:09,935 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-08-19 05:06:09,935 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,936 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,936 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,936 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 85 93) no Hoare annotation was computed. [2020-08-19 05:06:09,936 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-08-19 05:06:09,936 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-08-19 05:06:09,936 INFO L264 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,936 INFO L264 CegarLoopResult]: At program point L721(lines 721 727) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-19 05:06:09,937 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 707 733) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-19 05:06:09,937 INFO L264 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-19 05:06:09,937 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 707 733) no Hoare annotation was computed. [2020-08-19 05:06:09,938 INFO L268 CegarLoopResult]: For program point L714(lines 710 732) no Hoare annotation was computed. [2020-08-19 05:06:09,938 INFO L268 CegarLoopResult]: For program point L712(lines 710 732) no Hoare annotation was computed. [2020-08-19 05:06:09,938 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 707 733) no Hoare annotation was computed. [2020-08-19 05:06:09,938 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 189 218) no Hoare annotation was computed. [2020-08-19 05:06:09,938 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 189 218) the Hoare annotation is: true [2020-08-19 05:06:09,938 INFO L271 CegarLoopResult]: At program point L214(lines 189 218) the Hoare annotation is: true [2020-08-19 05:06:09,939 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-08-19 05:06:09,939 INFO L268 CegarLoopResult]: For program point L203(lines 203 207) no Hoare annotation was computed. [2020-08-19 05:06:09,939 INFO L271 CegarLoopResult]: At program point L203-1(lines 203 207) the Hoare annotation is: true [2020-08-19 05:06:09,939 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-08-19 05:06:09,939 INFO L271 CegarLoopResult]: At program point L199-2(lines 199 213) the Hoare annotation is: true [2020-08-19 05:06:09,939 INFO L271 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: true [2020-08-19 05:06:09,939 INFO L268 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-08-19 05:06:09,939 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-08-19 05:06:09,939 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-08-19 05:06:09,940 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-08-19 05:06:09,940 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 244 250) no Hoare annotation was computed. [2020-08-19 05:06:09,940 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 244 250) the Hoare annotation is: true [2020-08-19 05:06:09,940 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,940 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-19 05:06:09,940 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-19 05:06:09,940 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-19 05:06:09,940 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 891 898) no Hoare annotation was computed. [2020-08-19 05:06:09,941 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 891 898) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-19 05:06:09,941 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 891 898) no Hoare annotation was computed. [2020-08-19 05:06:09,941 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-08-19 05:06:09,941 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-08-19 05:06:09,941 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-19 05:06:09,941 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 691 698) no Hoare annotation was computed. [2020-08-19 05:06:09,941 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2020-08-19 05:06:09,942 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 691 698) the Hoare annotation is: true [2020-08-19 05:06:09,942 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 691 698) no Hoare annotation was computed. [2020-08-19 05:06:09,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.08 05:06:09 BoogieIcfgContainer [2020-08-19 05:06:09,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-19 05:06:09,971 INFO L168 Benchmark]: Toolchain (without parser) took 19344.78 ms. Allocated memory was 139.5 MB in the beginning and 554.7 MB in the end (delta: 415.2 MB). Free memory was 101.2 MB in the beginning and 109.7 MB in the end (delta: -8.5 MB). Peak memory consumption was 411.1 MB. Max. memory is 7.1 GB. [2020-08-19 05:06:09,972 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-19 05:06:09,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.87 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 172.5 MB in the end (delta: -71.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2020-08-19 05:06:09,980 INFO L168 Benchmark]: Boogie Preprocessor took 134.52 ms. Allocated memory is still 202.9 MB. Free memory was 172.5 MB in the beginning and 168.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-08-19 05:06:09,981 INFO L168 Benchmark]: RCFGBuilder took 1274.47 ms. Allocated memory was 202.9 MB in the beginning and 233.8 MB in the end (delta: 30.9 MB). Free memory was 168.2 MB in the beginning and 197.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2020-08-19 05:06:09,982 INFO L168 Benchmark]: TraceAbstraction took 17289.41 ms. Allocated memory was 233.8 MB in the beginning and 554.7 MB in the end (delta: 320.9 MB). Free memory was 197.1 MB in the beginning and 109.7 MB in the end (delta: 87.4 MB). Peak memory consumption was 412.6 MB. Max. memory is 7.1 GB. [2020-08-19 05:06:09,994 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.87 ms. Allocated memory was 139.5 MB in the beginning and 202.9 MB in the end (delta: 63.4 MB). Free memory was 101.0 MB in the beginning and 172.5 MB in the end (delta: -71.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.52 ms. Allocated memory is still 202.9 MB. Free memory was 172.5 MB in the beginning and 168.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1274.47 ms. Allocated memory was 202.9 MB in the beginning and 233.8 MB in the end (delta: 30.9 MB). Free memory was 168.2 MB in the beginning and 197.1 MB in the end (delta: -28.9 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17289.41 ms. Allocated memory was 233.8 MB in the beginning and 554.7 MB in the end (delta: 320.9 MB). Free memory was 197.1 MB in the beginning and 109.7 MB in the end (delta: 87.4 MB). Peak memory consumption was 412.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 695]: 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: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.6s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 447 SDtfs, 606 SDslu, 435 SDs, 0 SdLazy, 1655 SolverSat, 394 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 693 HoareAnnotationTreeSize, 306 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9926 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...