/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:45:03,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:45:03,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:45:03,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:45:03,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:45:03,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:45:03,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:45:03,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:45:03,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:45:03,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:45:03,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:45:03,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:45:03,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:45:03,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:45:03,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:45:03,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:45:03,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:45:03,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:45:03,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:45:03,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:45:03,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:45:03,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:45:03,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:45:03,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:45:03,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:45:03,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:45:03,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:45:03,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:45:03,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:45:03,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:45:03,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:45:03,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:45:03,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:45:03,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:45:03,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:45:03,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:45:03,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:45:03,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:45:03,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:45:03,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:45:03,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:45:03,280 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 [2020-10-13 12:45:03,303 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:45:03,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:45:03,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:45:03,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:45:03,308 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:45:03,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:45:03,308 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:45:03,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:45:03,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:45:03,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:45:03,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:45:03,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:45:03,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:45:03,309 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:45:03,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:45:03,310 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:45:03,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:45:03,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:45:03,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:45:03,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:45:03,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:45:03,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:45:03,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:45:03,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:45:03,315 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:45:03,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:45:03,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:45:03,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:45:03,315 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:45:03,316 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:45:03,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:45:03,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:45:03,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:45:03,688 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:45:03,690 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:45:03,690 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2020-10-13 12:45:03,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00ac0a788/50173108cffb42ae9f807dcabeb7b9ea/FLAG8e09307dd [2020-10-13 12:45:04,316 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:45:04,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2020-10-13 12:45:04,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00ac0a788/50173108cffb42ae9f807dcabeb7b9ea/FLAG8e09307dd [2020-10-13 12:45:04,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/00ac0a788/50173108cffb42ae9f807dcabeb7b9ea [2020-10-13 12:45:04,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:45:04,680 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:45:04,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:45:04,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:45:04,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:45:04,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:04" (1/1) ... [2020-10-13 12:45:04,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcf94a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:04, skipping insertion in model container [2020-10-13 12:45:04,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:04" (1/1) ... [2020-10-13 12:45:04,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:45:04,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:45:05,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:45:05,360 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:45:05,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:45:05,466 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:45:05,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05 WrapperNode [2020-10-13 12:45:05,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:45:05,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:45:05,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:45:05,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:45:05,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (1/1) ... [2020-10-13 12:45:05,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:45:05,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:45:05,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:45:05,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:45:05,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (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 [2020-10-13 12:45:05,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:45:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:45:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:45:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:45:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:45:05,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:45:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:45:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:45:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:45:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:45:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:45:05,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:45:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:45:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:45:05,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:45:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:45:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:45:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:45:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:45:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:45:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:45:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:45:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:45:05,640 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-13 12:45:05,641 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:45:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:45:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:45:05,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:45:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:45:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:45:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:45:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:45:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:45:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:45:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:45:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:45:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:45:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:45:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:45:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:45:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:45:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:45:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:45:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:45:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:45:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:45:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:45:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:45:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:45:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:45:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:45:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:45:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:45:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:45:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:45:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:45:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-13 12:45:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:45:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:45:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:45:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:45:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:45:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:45:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:45:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:45:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:45:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:45:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:45:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:45:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:45:06,691 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:45:06,692 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:45:06,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:45:06 BoogieIcfgContainer [2020-10-13 12:45:06,697 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:45:06,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:45:06,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:45:06,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:45:06,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:45:04" (1/3) ... [2020-10-13 12:45:06,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12762a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:45:06, skipping insertion in model container [2020-10-13 12:45:06,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:05" (2/3) ... [2020-10-13 12:45:06,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12762a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:45:06, skipping insertion in model container [2020-10-13 12:45:06,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:45:06" (3/3) ... [2020-10-13 12:45:06,705 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product06.cil.c [2020-10-13 12:45:06,716 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:45:06,724 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:45:06,738 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:45:06,763 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:45:06,763 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:45:06,763 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:45:06,763 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:45:06,764 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:45:06,764 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:45:06,764 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:45:06,764 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:45:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-10-13 12:45:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:45:06,794 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:45:06,795 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:45:06,796 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:45:06,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:45:06,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1990004152, now seen corresponding path program 1 times [2020-10-13 12:45:06,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:45:06,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [997625300] [2020-10-13 12:45:06,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:45:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:07,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:07,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:08,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:08,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:10,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:11,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:11,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:45:11,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:45:11,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4493 [2020-10-13 12:45:11,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:45:11,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:11,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:45:11,913 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:45:11,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:45:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:11,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:11,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:11,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:11,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:11,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 12:45:11,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:11,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:11,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:11,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:11,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:45:12,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:45:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:12,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:12,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:12,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:12,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:12,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:12,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:12,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:12,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:12,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:12,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:12,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:45:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:12,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:12,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:12,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:12,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:12,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:12,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:12,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:12,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:12,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:12,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:45:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:12,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:12,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:12,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:12,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:12,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:45:12,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:12,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:12,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:45:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:12,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:12,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:12,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:12,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:12,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:45:12,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:12,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:12,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:12,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:12,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:45:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:12,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:12,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:12,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:12,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:12,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:45:12,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:12,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:45:12,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:12,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:12,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:45:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:12,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:12,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:12,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:12,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:12,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:12,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:45:12,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:12,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:12,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:45:12,060 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [997625300] [2020-10-13 12:45:12,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:45:12,062 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:45:12,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927971498] [2020-10-13 12:45:12,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:45:12,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:45:12,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:45:12,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:45:12,085 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 3 states. [2020-10-13 12:45:13,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:45:13,602 INFO L93 Difference]: Finished difference Result 252 states and 331 transitions. [2020-10-13 12:45:13,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:45:13,604 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:45:13,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:45:13,623 INFO L225 Difference]: With dead ends: 252 [2020-10-13 12:45:13,623 INFO L226 Difference]: Without dead ends: 137 [2020-10-13 12:45:13,630 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:45:13,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-13 12:45:13,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2020-10-13 12:45:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-13 12:45:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2020-10-13 12:45:13,768 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2020-10-13 12:45:13,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:45:13,769 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2020-10-13 12:45:13,769 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:45:13,769 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2020-10-13 12:45:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:45:13,774 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:45:13,774 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:45:13,774 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:45:13,774 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:45:13,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:45:13,776 INFO L82 PathProgramCache]: Analyzing trace with hash 925385075, now seen corresponding path program 1 times [2020-10-13 12:45:13,780 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:45:13,780 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [701870061] [2020-10-13 12:45:13,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:45:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:13,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:13,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:14,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:16,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:17,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:18,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:18,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:45:18,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:45:18,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:45:18,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:18,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:45:18,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:45:18,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:45:18,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,100 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:45:19,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:45:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:19,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 12:45:19,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:45:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:19,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:19,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:19,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:45:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:19,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:45:19,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:19,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:45:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:19,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:19,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:19,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:45:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:19,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:45:19,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:19,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:45:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:19,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:19,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:45:19,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:45:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:19,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:19,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:19,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:19,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:19,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:19,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:45:19,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:19,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:45:19,209 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [701870061] [2020-10-13 12:45:19,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:45:19,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:45:19,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351389942] [2020-10-13 12:45:19,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:45:19,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:45:19,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:45:19,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:45:19,212 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 4 states. [2020-10-13 12:45:19,725 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:45:20,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:45:20,306 INFO L93 Difference]: Finished difference Result 181 states and 218 transitions. [2020-10-13 12:45:20,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:45:20,307 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:45:20,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:45:20,309 INFO L225 Difference]: With dead ends: 181 [2020-10-13 12:45:20,309 INFO L226 Difference]: Without dead ends: 121 [2020-10-13 12:45:20,311 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:45:20,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-13 12:45:20,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2020-10-13 12:45:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-10-13 12:45:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2020-10-13 12:45:20,349 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2020-10-13 12:45:20,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:45:20,349 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2020-10-13 12:45:20,349 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:45:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2020-10-13 12:45:20,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:45:20,351 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:45:20,352 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:45:20,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:45:20,352 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:45:20,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:45:20,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1884487534, now seen corresponding path program 1 times [2020-10-13 12:45:20,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:45:20,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [517297830] [2020-10-13 12:45:20,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:45:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:20,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:20,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:21,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:21,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:45:24,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:45:24,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3924 [2020-10-13 12:45:24,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:45:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-13 12:45:24,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:45:24,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:45:24,696 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:45:24,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:45:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:24,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 12:45:24,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:24,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:24,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:45:24,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:45:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:24,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:24,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:24,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:24,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:45:24,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:45:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:24,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:45:24,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:24,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:24,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:45:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:24,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:24,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:24,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:24,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:24,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:45:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:45:24,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:45:24,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:45:24,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:45:24,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:24,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:45:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:24,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:45:24,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:45:24,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:45:24,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:24,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:45:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:45:24,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:45:24,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:45:24,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:45:24,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:45:24,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:45:24,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:45:24,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:45:24,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:45:24,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:45:24,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:45:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:45:24,838 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [517297830] [2020-10-13 12:45:24,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:45:24,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:45:24,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786453824] [2020-10-13 12:45:24,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:45:24,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:45:24,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:45:24,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:45:24,841 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 7 states. [2020-10-13 12:45:25,359 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:45:26,190 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:45:26,449 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:45:26,680 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:45:26,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:45:26,795 INFO L93 Difference]: Finished difference Result 164 states and 200 transitions. [2020-10-13 12:45:26,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:45:26,796 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-13 12:45:26,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:45:26,797 INFO L225 Difference]: With dead ends: 164 [2020-10-13 12:45:26,797 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:45:26,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:45:26,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:45:26,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:45:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:45:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:45:26,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-13 12:45:26,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:45:26,800 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:45:26,800 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:45:26,800 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:45:26,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:45:26,801 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:45:26,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:45:27,945 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-13 12:45:28,112 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:28,290 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-13 12:45:28,483 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:45:28,646 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:28,796 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:45:28,969 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:29,155 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-13 12:45:29,313 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-13 12:45:29,458 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:45:29,605 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-13 12:45:29,776 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:29,951 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:30,101 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:30,253 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:30,472 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-13 12:45:30,617 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-13 12:45:30,634 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-13 12:45:30,634 INFO L268 CegarLoopResult]: For program point L544-2(lines 544 565) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point L566(lines 543 567) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 519 574) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 519 574) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point L550(lines 550 554) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point L550-1(lines 550 554) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 519 574) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point L607(lines 607 611) no Hoare annotation was computed. [2020-10-13 12:45:30,635 INFO L268 CegarLoopResult]: For program point L607-1(lines 607 611) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point L601-2(lines 601 626) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 575 634) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point L627(lines 600 628) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 575 634) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point L620-1(line 620) no Hoare annotation was computed. [2020-10-13 12:45:30,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 575 634) no Hoare annotation was computed. [2020-10-13 12:45:30,637 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 851 857) the Hoare annotation is: true [2020-10-13 12:45:30,637 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 851 857) no Hoare annotation was computed. [2020-10-13 12:45:30,637 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 858 866) no Hoare annotation was computed. [2020-10-13 12:45:30,637 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 858 866) the Hoare annotation is: true [2020-10-13 12:45:30,637 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 858 866) no Hoare annotation was computed. [2020-10-13 12:45:30,637 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 230 254) the Hoare annotation is: true [2020-10-13 12:45:30,638 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-13 12:45:30,638 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 230 254) no Hoare annotation was computed. [2020-10-13 12:45:30,638 INFO L268 CegarLoopResult]: For program point L242(lines 242 248) no Hoare annotation was computed. [2020-10-13 12:45:30,638 INFO L271 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: true [2020-10-13 12:45:30,638 INFO L268 CegarLoopResult]: For program point L240-1(line 240) no Hoare annotation was computed. [2020-10-13 12:45:30,638 INFO L268 CegarLoopResult]: For program point L238(lines 238 251) no Hoare annotation was computed. [2020-10-13 12:45:30,638 INFO L268 CegarLoopResult]: For program point L238-1(lines 230 254) no Hoare annotation was computed. [2020-10-13 12:45:30,638 INFO L271 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: true [2020-10-13 12:45:30,639 INFO L268 CegarLoopResult]: For program point L236-1(line 236) no Hoare annotation was computed. [2020-10-13 12:45:30,639 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-13 12:45:30,639 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-13 12:45:30,639 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,639 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,639 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,640 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,640 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-13 12:45:30,640 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-13 12:45:30,640 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,640 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,640 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-13 12:45:30,641 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-13 12:45:30,642 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-13 12:45:30,643 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-13 12:45:30,643 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 346 354) no Hoare annotation was computed. [2020-10-13 12:45:30,643 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 346 354) the Hoare annotation is: true [2020-10-13 12:45:30,643 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 346 354) no Hoare annotation was computed. [2020-10-13 12:45:30,643 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-10-13 12:45:30,643 INFO L268 CegarLoopResult]: For program point L385-1(line 385) no Hoare annotation was computed. [2020-10-13 12:45:30,643 INFO L268 CegarLoopResult]: For program point L374(lines 374 382) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point L374-2(lines 374 382) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 355 390) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 355 390) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 355 390) no Hoare annotation was computed. [2020-10-13 12:45:30,644 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 844 850) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 844 850) the Hoare annotation is: true [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 473 518) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 473 518) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 473 518) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point L800(lines 800 820) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 786 831) no Hoare annotation was computed. [2020-10-13 12:45:30,645 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 786 831) no Hoare annotation was computed. [2020-10-13 12:45:30,646 INFO L268 CegarLoopResult]: For program point L806(lines 806 813) no Hoare annotation was computed. [2020-10-13 12:45:30,646 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 786 831) no Hoare annotation was computed. [2020-10-13 12:45:30,646 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,646 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-13 12:45:30,646 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-13 12:45:30,646 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 335 345) the Hoare annotation is: true [2020-10-13 12:45:30,646 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 335 345) no Hoare annotation was computed. [2020-10-13 12:45:30,646 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 335 345) no Hoare annotation was computed. [2020-10-13 12:45:30,647 INFO L271 CegarLoopResult]: At program point L340(line 340) the Hoare annotation is: true [2020-10-13 12:45:30,647 INFO L268 CegarLoopResult]: For program point L340-1(line 340) no Hoare annotation was computed. [2020-10-13 12:45:30,647 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 327 334) the Hoare annotation is: true [2020-10-13 12:45:30,647 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 327 334) no Hoare annotation was computed. [2020-10-13 12:45:30,647 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 327 334) no Hoare annotation was computed. [2020-10-13 12:45:30,647 INFO L264 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:45:30,647 INFO L268 CegarLoopResult]: For program point L313-1(lines 294 318) no Hoare annotation was computed. [2020-10-13 12:45:30,648 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 294 318) no Hoare annotation was computed. [2020-10-13 12:45:30,648 INFO L264 CegarLoopResult]: At program point L308(line 308) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,648 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 294 318) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:45:30,648 INFO L264 CegarLoopResult]: At program point L304(line 304) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,648 INFO L268 CegarLoopResult]: For program point L302(lines 302 310) no Hoare annotation was computed. [2020-10-13 12:45:30,648 INFO L264 CegarLoopResult]: At program point L300(line 300) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,648 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-10-13 12:45:30,648 INFO L268 CegarLoopResult]: For program point L298(lines 298 315) no Hoare annotation was computed. [2020-10-13 12:45:30,649 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 286 292) no Hoare annotation was computed. [2020-10-13 12:45:30,649 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 286 292) the Hoare annotation is: true [2020-10-13 12:45:30,649 INFO L268 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2020-10-13 12:45:30,649 INFO L264 CegarLoopResult]: At program point testENTRY(lines 400 465) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-13 12:45:30,649 INFO L264 CegarLoopResult]: At program point L448-2(lines 440 453) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,649 INFO L268 CegarLoopResult]: For program point L411(lines 410 457) no Hoare annotation was computed. [2020-10-13 12:45:30,649 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,650 INFO L268 CegarLoopResult]: For program point L440(lines 440 453) no Hoare annotation was computed. [2020-10-13 12:45:30,650 INFO L268 CegarLoopResult]: For program point testFINAL(lines 400 465) no Hoare annotation was computed. [2020-10-13 12:45:30,650 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,650 INFO L268 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2020-10-13 12:45:30,650 INFO L268 CegarLoopResult]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2020-10-13 12:45:30,650 INFO L264 CegarLoopResult]: At program point L455(lines 410 457) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,650 INFO L264 CegarLoopResult]: At program point L422(line 422) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point L420(lines 420 426) no Hoare annotation was computed. [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point L420-1(lines 420 426) no Hoare annotation was computed. [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point L412(lines 412 416) no Hoare annotation was computed. [2020-10-13 12:45:30,651 INFO L264 CegarLoopResult]: At program point L458(lines 409 459) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point testEXIT(lines 400 465) no Hoare annotation was computed. [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 740 785) no Hoare annotation was computed. [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point L760(lines 760 767) no Hoare annotation was computed. [2020-10-13 12:45:30,651 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 740 785) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point L754(lines 754 774) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point L754-1(lines 754 774) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 740 785) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 195 217) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 195 217) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 195 217) no Hoare annotation was computed. [2020-10-13 12:45:30,652 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 637 739) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L661(lines 661 665) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L725(lines 725 736) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L688(lines 688 692) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L686-2(lines 686 706) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 637 739) no Hoare annotation was computed. [2020-10-13 12:45:30,653 INFO L268 CegarLoopResult]: For program point L707(lines 685 708) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point L666(lines 666 682) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point L726(lines 726 733) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 637 739) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point L687(lines 686 706) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point L718-1(line 718) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point L683(lines 683 724) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 834 843) no Hoare annotation was computed. [2020-10-13 12:45:30,654 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 834 843) no Hoare annotation was computed. [2020-10-13 12:45:30,655 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 834 843) no Hoare annotation was computed. [2020-10-13 12:45:30,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,655 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:45:30,655 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,655 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 319 326) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 319 326) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 319 326) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 218 226) the Hoare annotation is: true [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2020-10-13 12:45:30,656 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,657 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,657 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,657 INFO L264 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,657 INFO L264 CegarLoopResult]: At program point L273(lines 273 279) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,657 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 262 285) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,657 INFO L264 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-13 12:45:30,657 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 262 285) no Hoare annotation was computed. [2020-10-13 12:45:30,658 INFO L268 CegarLoopResult]: For program point L266(lines 265 284) no Hoare annotation was computed. [2020-10-13 12:45:30,658 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 262 285) no Hoare annotation was computed. [2020-10-13 12:45:30,658 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-13 12:45:30,658 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-13 12:45:30,658 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-10-13 12:45:30,658 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-13 12:45:30,658 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-10-13 12:45:30,658 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-13 12:45:30,659 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-10-13 12:45:30,659 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-10-13 12:45:30,659 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-13 12:45:30,659 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-13 12:45:30,659 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2020-10-13 12:45:30,659 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2020-10-13 12:45:30,659 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2020-10-13 12:45:30,659 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2020-10-13 12:45:30,660 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2020-10-13 12:45:30,660 INFO L268 CegarLoopResult]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2020-10-13 12:45:30,660 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-13 12:45:30,660 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-13 12:45:30,660 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,660 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-13 12:45:30,660 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:45:30,660 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:45:30,660 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 391 398) no Hoare annotation was computed. [2020-10-13 12:45:30,661 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 391 398) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,661 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 391 398) no Hoare annotation was computed. [2020-10-13 12:45:30,661 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2020-10-13 12:45:30,661 INFO L268 CegarLoopResult]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2020-10-13 12:45:30,661 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 162 173) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-13 12:45:30,661 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 868 875) no Hoare annotation was computed. [2020-10-13 12:45:30,661 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 872) no Hoare annotation was computed. [2020-10-13 12:45:30,662 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 868 875) the Hoare annotation is: true [2020-10-13 12:45:30,662 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 868 875) no Hoare annotation was computed. [2020-10-13 12:45:30,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:45:30 BoogieIcfgContainer [2020-10-13 12:45:30,678 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:45:30,680 INFO L168 Benchmark]: Toolchain (without parser) took 25999.72 ms. Allocated memory was 144.7 MB in the beginning and 564.1 MB in the end (delta: 419.4 MB). Free memory was 99.9 MB in the beginning and 292.8 MB in the end (delta: -192.9 MB). Peak memory consumption was 431.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:45:30,681 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:45:30,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.05 ms. Allocated memory was 144.7 MB in the beginning and 203.4 MB in the end (delta: 58.7 MB). Free memory was 99.7 MB in the beginning and 172.4 MB in the end (delta: -72.7 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:45:30,683 INFO L168 Benchmark]: Boogie Preprocessor took 86.90 ms. Allocated memory is still 203.4 MB. Free memory was 172.4 MB in the beginning and 168.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:45:30,684 INFO L168 Benchmark]: RCFGBuilder took 1141.69 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 168.1 MB in the beginning and 202.6 MB in the end (delta: -34.6 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. [2020-10-13 12:45:30,684 INFO L168 Benchmark]: TraceAbstraction took 23980.21 ms. Allocated memory was 233.3 MB in the beginning and 564.1 MB in the end (delta: 330.8 MB). Free memory was 201.2 MB in the beginning and 292.8 MB in the end (delta: -91.6 MB). Peak memory consumption was 444.0 MB. Max. memory is 7.1 GB. [2020-10-13 12:45:30,688 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 144.7 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 786.05 ms. Allocated memory was 144.7 MB in the beginning and 203.4 MB in the end (delta: 58.7 MB). Free memory was 99.7 MB in the beginning and 172.4 MB in the end (delta: -72.7 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.90 ms. Allocated memory is still 203.4 MB. Free memory was 172.4 MB in the beginning and 168.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1141.69 ms. Allocated memory was 203.4 MB in the beginning and 233.3 MB in the end (delta: 29.9 MB). Free memory was 168.1 MB in the beginning and 202.6 MB in the end (delta: -34.6 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23980.21 ms. Allocated memory was 233.3 MB in the beginning and 564.1 MB in the end (delta: 330.8 MB). Free memory was 201.2 MB in the beginning and 292.8 MB in the end (delta: -91.6 MB). Peak memory consumption was 444.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 872]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 208 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 261 SDtfs, 262 SDslu, 103 SDs, 0 SdLazy, 504 SolverSat, 142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred in iteration=0, 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, 3 MinimizatonAttempts, 55 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 144 PreInvPairs, 160 NumberOfFragments, 646 HoareAnnotationTreeSize, 144 FomulaSimplifications, 2850 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 51 FomulaSimplificationsInter, 4880 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 35972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...