/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec1_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:57:30,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:57:30,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:57:30,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:57:30,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:57:30,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:57:30,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:57:30,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:57:30,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:57:30,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:57:30,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:57:30,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:57:30,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:57:30,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:57:30,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:57:30,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:57:30,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:57:30,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:57:30,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:57:30,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:57:30,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:57:30,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:57:30,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:57:30,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:57:30,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:57:30,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:57:30,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:57:30,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:57:30,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:57:30,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:57:30,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:57:30,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:57:30,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:57:30,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:57:30,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:57:30,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:57:30,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:57:30,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:57:30,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:57:30,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:57:30,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:57:30,674 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 [2020-10-14 06:57:30,715 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:57:30,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:57:30,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:57:30,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:57:30,718 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:57:30,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:57:30,718 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:57:30,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:57:30,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:57:30,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:57:30,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:57:30,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:57:30,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:57:30,721 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:57:30,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:57:30,721 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:57:30,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:57:30,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:57:30,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:57:30,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:57:30,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:57:30,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:57:30,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:57:30,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:57:30,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:57:30,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:57:30,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:57:30,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:57:30,724 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:57:30,724 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 06:57:31,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:57:31,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:57:31,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:57:31,066 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:57:31,067 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:57:31,068 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2020-10-14 06:57:31,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2fd4db7c9/1e14ad0776cd43e9bef96264af4aace7/FLAG3b1533013 [2020-10-14 06:57:31,588 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:57:31,589 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product05.cil.c [2020-10-14 06:57:31,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2fd4db7c9/1e14ad0776cd43e9bef96264af4aace7/FLAG3b1533013 [2020-10-14 06:57:31,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2fd4db7c9/1e14ad0776cd43e9bef96264af4aace7 [2020-10-14 06:57:31,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:57:31,638 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:57:31,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:31,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:57:31,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:57:31,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:31" (1/1) ... [2020-10-14 06:57:31,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cd08e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:31, skipping insertion in model container [2020-10-14 06:57:31,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:31" (1/1) ... [2020-10-14 06:57:31,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:57:31,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:57:32,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:32,146 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:57:32,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:57:32,250 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:57:32,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32 WrapperNode [2020-10-14 06:57:32,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:57:32,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:57:32,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:57:32,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:57:32,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (1/1) ... [2020-10-14 06:57:32,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:57:32,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:57:32,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:57:32,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:57:32,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (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 [2020-10-14 06:57:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:57:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:57:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:57:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:57:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:57:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:57:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:57:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:57:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:57:32,405 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 06:57:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:57:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:57:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:57:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:57:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:57:32,406 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:57:32,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:57:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:57:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:57:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:57:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:57:32,408 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:57:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:57:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:57:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:57:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:57:32,409 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:57:32,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:57:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:57:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:57:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:57:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:57:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:57:32,410 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:57:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:57:32,411 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:57:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:57:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:57:32,413 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:57:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:57:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:57:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:57:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:57:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:57:32,414 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 06:57:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:57:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:57:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:57:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:57:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:57:32,415 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:57:32,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:57:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:57:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:57:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:57:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:57:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:57:32,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:57:32,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:57:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:57:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:57:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:57:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:57:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:57:33,465 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:57:33,465 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:57:33,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:33 BoogieIcfgContainer [2020-10-14 06:57:33,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:57:33,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:57:33,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:57:33,476 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:57:33,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:57:31" (1/3) ... [2020-10-14 06:57:33,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a2028c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:33, skipping insertion in model container [2020-10-14 06:57:33,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:32" (2/3) ... [2020-10-14 06:57:33,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a2028c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:57:33, skipping insertion in model container [2020-10-14 06:57:33,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:57:33" (3/3) ... [2020-10-14 06:57:33,480 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2020-10-14 06:57:33,490 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:57:33,498 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:57:33,513 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:57:33,537 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:57:33,538 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:57:33,538 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:57:33,538 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:57:33,538 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:57:33,539 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:57:33,539 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:57:33,539 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:57:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states. [2020-10-14 06:57:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:57:33,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:33,573 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] [2020-10-14 06:57:33,573 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:33,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:33,580 INFO L82 PathProgramCache]: Analyzing trace with hash 214690501, now seen corresponding path program 1 times [2020-10-14 06:57:33,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:33,589 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [740523065] [2020-10-14 06:57:33,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:33,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:34,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:34,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:35,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:35,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:38,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:38,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:57:38,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:57:38,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4642 [2020-10-14 06:57:38,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:38,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:38,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:38,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:57:38,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:38,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 06:57:38,903 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:38,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:38,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:38,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:38,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:38,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:38,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 06:57:38,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:38,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:38,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:38,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:38,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:38,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-14 06:57:38,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:38,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:38,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:38,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:38,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:38,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:38,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:38,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:38,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:38,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:38,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:38,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:38,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:38,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:38,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:38,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:38,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:38,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:38,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:38,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:38,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:38,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:39,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:39,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:39,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:39,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:39,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:39,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:39,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:39,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:39,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:39,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:39,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:39,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:39,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:39,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:39,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:39,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:39,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:39,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:39,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:39,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:39,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:39,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:39,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:57:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:39,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:39,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:39,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:39,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:39,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:39,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:39,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:39,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:39,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:39,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:39,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:57:39,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:57:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:39,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:39,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:39,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:39,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:39,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:39,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:39,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:39,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:39,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:39,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:39,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:39,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:39,045 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [740523065] [2020-10-14 06:57:39,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:39,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:57:39,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732819687] [2020-10-14 06:57:39,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:57:39,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:39,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:57:39,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:57:39,073 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 3 states. [2020-10-14 06:57:40,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:40,267 INFO L93 Difference]: Finished difference Result 237 states and 317 transitions. [2020-10-14 06:57:40,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:57:40,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:57:40,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:40,290 INFO L225 Difference]: With dead ends: 237 [2020-10-14 06:57:40,290 INFO L226 Difference]: Without dead ends: 129 [2020-10-14 06:57:40,296 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 [2020-10-14 06:57:40,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-14 06:57:40,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-10-14 06:57:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-14 06:57:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 116 transitions. [2020-10-14 06:57:40,401 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 116 transitions. Word has length 46 [2020-10-14 06:57:40,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:40,401 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 116 transitions. [2020-10-14 06:57:40,401 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:57:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 116 transitions. [2020-10-14 06:57:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:57:40,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:40,406 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] [2020-10-14 06:57:40,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:57:40,406 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:40,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:40,407 INFO L82 PathProgramCache]: Analyzing trace with hash -780054523, now seen corresponding path program 1 times [2020-10-14 06:57:40,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:40,407 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [736600823] [2020-10-14 06:57:40,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:40,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:40,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:40,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:41,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:41,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:44,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:44,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:57:44,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:57:44,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4183 [2020-10-14 06:57:44,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:44,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 06:57:44,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:44,910 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:44,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:44,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:45,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 06:57:45,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:45,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:45,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 06:57:45,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:45,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:45,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:45,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:45,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:45,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:45,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:45,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:45,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:45,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:45,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:45,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:45,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:45,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:45,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:45,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:45,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:45,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:45,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:45,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:57:45,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:45,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:45,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:45,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:45,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:57:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:45,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:45,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:45,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:45,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:45,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:45,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:57:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:45,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:45,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:45,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:45,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:45,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:45,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:45,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:45,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:45,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:57:45,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:45,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 06:57:45,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:45,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [736600823] [2020-10-14 06:57:45,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:45,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:57:45,069 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911827677] [2020-10-14 06:57:45,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:57:45,071 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:45,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:57:45,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:57:45,072 INFO L87 Difference]: Start difference. First operand 99 states and 116 transitions. Second operand 4 states. [2020-10-14 06:57:45,425 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:57:46,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:46,135 INFO L93 Difference]: Finished difference Result 204 states and 261 transitions. [2020-10-14 06:57:46,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:57:46,136 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:57:46,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:46,138 INFO L225 Difference]: With dead ends: 204 [2020-10-14 06:57:46,139 INFO L226 Difference]: Without dead ends: 129 [2020-10-14 06:57:46,140 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 [2020-10-14 06:57:46,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-14 06:57:46,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 99. [2020-10-14 06:57:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-10-14 06:57:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 115 transitions. [2020-10-14 06:57:46,179 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 115 transitions. Word has length 47 [2020-10-14 06:57:46,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:46,180 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 115 transitions. [2020-10-14 06:57:46,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:57:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2020-10-14 06:57:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 06:57:46,182 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:57:46,182 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:57:46,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:57:46,183 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:57:46,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:57:46,183 INFO L82 PathProgramCache]: Analyzing trace with hash -645246501, now seen corresponding path program 1 times [2020-10-14 06:57:46,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:57:46,184 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1785206307] [2020-10-14 06:57:46,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:57:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:46,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:46,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:46,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:46,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 06:57:50,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:57:50,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3853 [2020-10-14 06:57:50,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 06:57:50,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 06:57:50,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-14 06:57:50,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:57:50,353 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:50,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:57:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:50,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 06:57:50,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:50,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:50,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:57:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:50,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:57:50,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:50,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:57:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:50,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:57:50,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:50,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:50,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:57:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:50,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:50,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:50,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:50,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:57:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:50,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:57:50,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:57:50,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:57:50,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 06:57:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 06:57:50,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 06:57:50,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 06:57:50,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:50,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:57:50,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 06:57:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:57:50,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:50,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:50,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 06:57:50,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 06:57:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:50,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:57:50,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:57:50,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:50,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 06:57:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:57:50,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:57:50,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:57:50,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:57:50,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:57:50,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 06:57:50,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:57:50,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:57:50,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:57:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:57:50,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:57:50,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:57:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 06:57:50,475 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1785206307] [2020-10-14 06:57:50,476 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:57:50,476 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 06:57:50,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712342830] [2020-10-14 06:57:50,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 06:57:50,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:57:50,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 06:57:50,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 06:57:50,478 INFO L87 Difference]: Start difference. First operand 99 states and 115 transitions. Second operand 8 states. [2020-10-14 06:57:50,906 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 06:57:51,684 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:51,929 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:52,191 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 06:57:52,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:57:52,364 INFO L93 Difference]: Finished difference Result 171 states and 214 transitions. [2020-10-14 06:57:52,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 06:57:52,364 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-10-14 06:57:52,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:57:52,365 INFO L225 Difference]: With dead ends: 171 [2020-10-14 06:57:52,365 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:57:52,367 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 06:57:52,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:57:52,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:57:52,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:57:52,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:57:52,373 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2020-10-14 06:57:52,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:57:52,373 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:57:52,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 06:57:52,373 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:57:52,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:57:52,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:57:52,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:57:53,868 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 06:57:54,019 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:54,214 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:54,385 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:54,535 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:54,696 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:54,828 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-14 06:57:54,994 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:55,154 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:55,337 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:57:55,485 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:55,612 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:55,751 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:55,942 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-14 06:57:56,139 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:56,287 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 12 [2020-10-14 06:57:56,439 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:56,594 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:56,752 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 18 [2020-10-14 06:57:56,904 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 15 [2020-10-14 06:57:56,909 INFO L268 CegarLoopResult]: For program point L417-2(lines 417 438) no Hoare annotation was computed. [2020-10-14 06:57:56,909 INFO L268 CegarLoopResult]: For program point L439(lines 416 440) no Hoare annotation was computed. [2020-10-14 06:57:56,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 392 447) no Hoare annotation was computed. [2020-10-14 06:57:56,910 INFO L268 CegarLoopResult]: For program point L423(lines 423 427) no Hoare annotation was computed. [2020-10-14 06:57:56,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 392 447) no Hoare annotation was computed. [2020-10-14 06:57:56,910 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 427) no Hoare annotation was computed. [2020-10-14 06:57:56,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 392 447) no Hoare annotation was computed. [2020-10-14 06:57:56,911 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-14 06:57:56,911 INFO L268 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2020-10-14 06:57:56,911 INFO L268 CegarLoopResult]: For program point L480-1(lines 480 484) no Hoare annotation was computed. [2020-10-14 06:57:56,911 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-14 06:57:56,912 INFO L268 CegarLoopResult]: For program point L474-2(lines 474 499) no Hoare annotation was computed. [2020-10-14 06:57:56,912 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 448 507) no Hoare annotation was computed. [2020-10-14 06:57:56,912 INFO L268 CegarLoopResult]: For program point L500(lines 473 501) no Hoare annotation was computed. [2020-10-14 06:57:56,912 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 448 507) no Hoare annotation was computed. [2020-10-14 06:57:56,912 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-14 06:57:56,913 INFO L268 CegarLoopResult]: For program point L493-1(line 493) no Hoare annotation was computed. [2020-10-14 06:57:56,913 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 448 507) no Hoare annotation was computed. [2020-10-14 06:57:56,913 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 849 855) the Hoare annotation is: true [2020-10-14 06:57:56,913 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 849 855) no Hoare annotation was computed. [2020-10-14 06:57:56,913 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 856 864) no Hoare annotation was computed. [2020-10-14 06:57:56,913 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 856 864) the Hoare annotation is: true [2020-10-14 06:57:56,914 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 856 864) no Hoare annotation was computed. [2020-10-14 06:57:56,914 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 807 829) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,914 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 807 829) no Hoare annotation was computed. [2020-10-14 06:57:56,914 INFO L264 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,914 INFO L264 CegarLoopResult]: At program point L819-1(line 819) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,915 INFO L268 CegarLoopResult]: For program point L817(lines 817 824) no Hoare annotation was computed. [2020-10-14 06:57:56,915 INFO L268 CegarLoopResult]: For program point L817-1(lines 817 824) no Hoare annotation was computed. [2020-10-14 06:57:56,915 INFO L268 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2020-10-14 06:57:56,915 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,915 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,915 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 807 829) no Hoare annotation was computed. [2020-10-14 06:57:56,916 INFO L264 CegarLoopResult]: At program point L813-1(line 813) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,916 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-10-14 06:57:56,916 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-10-14 06:57:56,916 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 763 786) no Hoare annotation was computed. [2020-10-14 06:57:56,916 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 763 786) no Hoare annotation was computed. [2020-10-14 06:57:56,916 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 763 786) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L781(line 781) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L780(line 780) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L779(line 779) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-10-14 06:57:56,917 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-10-14 06:57:56,918 INFO L268 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-10-14 06:57:56,918 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-10-14 06:57:56,918 INFO L268 CegarLoopResult]: For program point L771(line 771) no Hoare annotation was computed. [2020-10-14 06:57:56,918 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-10-14 06:57:56,918 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 219 227) no Hoare annotation was computed. [2020-10-14 06:57:56,918 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 219 227) the Hoare annotation is: true [2020-10-14 06:57:56,918 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 219 227) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point L247-2(lines 247 255) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 228 263) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point L235(lines 235 243) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point L235-2(lines 235 243) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 228 263) no Hoare annotation was computed. [2020-10-14 06:57:56,919 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 228 263) no Hoare annotation was computed. [2020-10-14 06:57:56,920 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-10-14 06:57:56,920 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 842 848) no Hoare annotation was computed. [2020-10-14 06:57:56,920 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 842 848) the Hoare annotation is: true [2020-10-14 06:57:56,920 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 346 391) no Hoare annotation was computed. [2020-10-14 06:57:56,920 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 346 391) no Hoare annotation was computed. [2020-10-14 06:57:56,920 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 346 391) no Hoare annotation was computed. [2020-10-14 06:57:56,920 INFO L268 CegarLoopResult]: For program point L673(lines 673 693) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point L673-1(lines 673 693) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 659 704) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 659 704) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point L679(lines 679 686) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 659 704) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 794 803) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 794 803) no Hoare annotation was computed. [2020-10-14 06:57:56,921 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 794 803) no Hoare annotation was computed. [2020-10-14 06:57:56,922 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 208 218) the Hoare annotation is: true [2020-10-14 06:57:56,922 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 208 218) no Hoare annotation was computed. [2020-10-14 06:57:56,922 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 208 218) no Hoare annotation was computed. [2020-10-14 06:57:56,922 INFO L271 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: true [2020-10-14 06:57:56,922 INFO L268 CegarLoopResult]: For program point L213-1(line 213) no Hoare annotation was computed. [2020-10-14 06:57:56,922 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 200 207) the Hoare annotation is: true [2020-10-14 06:57:56,922 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 200 207) no Hoare annotation was computed. [2020-10-14 06:57:56,922 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 200 207) no Hoare annotation was computed. [2020-10-14 06:57:56,923 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,923 INFO L268 CegarLoopResult]: For program point L186-1(lines 167 191) no Hoare annotation was computed. [2020-10-14 06:57:56,923 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 167 191) no Hoare annotation was computed. [2020-10-14 06:57:56,923 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,923 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 167 191) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,923 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,924 INFO L268 CegarLoopResult]: For program point L175(lines 175 183) no Hoare annotation was computed. [2020-10-14 06:57:56,924 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,924 INFO L268 CegarLoopResult]: For program point L173-1(line 173) no Hoare annotation was computed. [2020-10-14 06:57:56,924 INFO L268 CegarLoopResult]: For program point L171(lines 171 188) no Hoare annotation was computed. [2020-10-14 06:57:56,924 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 159 165) no Hoare annotation was computed. [2020-10-14 06:57:56,924 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 159 165) the Hoare annotation is: true [2020-10-14 06:57:56,924 INFO L264 CegarLoopResult]: At program point testENTRY(lines 275 338) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:57:56,924 INFO L268 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-10-14 06:57:56,925 INFO L268 CegarLoopResult]: For program point testFINAL(lines 275 338) no Hoare annotation was computed. [2020-10-14 06:57:56,925 INFO L264 CegarLoopResult]: At program point L331(lines 284 332) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 06:57:56,925 INFO L268 CegarLoopResult]: For program point L321(lines 321 325) no Hoare annotation was computed. [2020-10-14 06:57:56,925 INFO L264 CegarLoopResult]: At program point L321-2(lines 315 326) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 06:57:56,925 INFO L268 CegarLoopResult]: For program point L286(lines 285 330) no Hoare annotation was computed. [2020-10-14 06:57:56,925 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-10-14 06:57:56,925 INFO L264 CegarLoopResult]: At program point L307(line 307) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 06:57:56,926 INFO L268 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-10-14 06:57:56,926 INFO L268 CegarLoopResult]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2020-10-14 06:57:56,926 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 06:57:56,926 INFO L264 CegarLoopResult]: At program point L328(lines 285 330) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-14 06:57:56,926 INFO L268 CegarLoopResult]: For program point L295(lines 295 301) no Hoare annotation was computed. [2020-10-14 06:57:56,926 INFO L268 CegarLoopResult]: For program point L295-1(lines 295 301) no Hoare annotation was computed. [2020-10-14 06:57:56,926 INFO L268 CegarLoopResult]: For program point testEXIT(lines 275 338) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 613 658) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point L633(lines 633 640) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 613 658) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point L627(lines 627 647) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point L627-1(lines 627 647) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 613 658) no Hoare annotation was computed. [2020-10-14 06:57:56,927 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 510 612) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point L539(lines 539 555) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point L599(lines 599 606) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point L560(lines 559 579) no Hoare annotation was computed. [2020-10-14 06:57:56,928 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point L556(lines 556 597) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 510 612) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-10-14 06:57:56,929 INFO L268 CegarLoopResult]: For program point L598(lines 598 609) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 510 612) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point L559-2(lines 559 579) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point L580(lines 558 581) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 832 841) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 832 841) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 832 841) no Hoare annotation was computed. [2020-10-14 06:57:56,930 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,931 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-14 06:57:56,931 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,931 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 192 199) no Hoare annotation was computed. [2020-10-14 06:57:56,931 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 192 199) no Hoare annotation was computed. [2020-10-14 06:57:56,931 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 192 199) no Hoare annotation was computed. [2020-10-14 06:57:56,931 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,932 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2020-10-14 06:57:56,933 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-10-14 06:57:56,933 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-10-14 06:57:56,933 INFO L264 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,933 INFO L264 CegarLoopResult]: At program point L146(lines 146 152) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,933 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 135 158) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,933 INFO L264 CegarLoopResult]: At program point L141(line 141) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,933 INFO L268 CegarLoopResult]: For program point L139(lines 138 157) no Hoare annotation was computed. [2020-10-14 06:57:56,934 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 135 158) no Hoare annotation was computed. [2020-10-14 06:57:56,934 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 135 158) no Hoare annotation was computed. [2020-10-14 06:57:56,934 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 733 762) no Hoare annotation was computed. [2020-10-14 06:57:56,934 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 733 762) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,934 INFO L271 CegarLoopResult]: At program point L758(lines 733 762) the Hoare annotation is: true [2020-10-14 06:57:56,934 INFO L268 CegarLoopResult]: For program point L754(line 754) no Hoare annotation was computed. [2020-10-14 06:57:56,934 INFO L268 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2020-10-14 06:57:56,934 INFO L264 CegarLoopResult]: At program point L747-1(lines 747 751) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,935 INFO L268 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-10-14 06:57:56,935 INFO L264 CegarLoopResult]: At program point L743-2(lines 743 757) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,935 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 06:57:56,935 INFO L268 CegarLoopResult]: For program point L739-1(line 739) no Hoare annotation was computed. [2020-10-14 06:57:56,935 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-10-14 06:57:56,935 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-10-14 06:57:56,935 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-10-14 06:57:56,936 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 787 793) no Hoare annotation was computed. [2020-10-14 06:57:56,936 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 787 793) the Hoare annotation is: true [2020-10-14 06:57:56,936 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,936 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-14 06:57:56,936 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:57:56,936 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:57:56,936 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-10-14 06:57:56,936 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-10-14 06:57:56,937 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:56,937 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 265 272) no Hoare annotation was computed. [2020-10-14 06:57:56,937 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 269) no Hoare annotation was computed. [2020-10-14 06:57:56,937 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 265 272) the Hoare annotation is: true [2020-10-14 06:57:56,937 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 265 272) no Hoare annotation was computed. [2020-10-14 06:57:56,937 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 706 730) the Hoare annotation is: true [2020-10-14 06:57:56,937 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 706 730) no Hoare annotation was computed. [2020-10-14 06:57:56,938 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 06:57:56,938 INFO L268 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-10-14 06:57:56,938 INFO L271 CegarLoopResult]: At program point L716(line 716) the Hoare annotation is: true [2020-10-14 06:57:56,938 INFO L268 CegarLoopResult]: For program point L716-1(line 716) no Hoare annotation was computed. [2020-10-14 06:57:56,938 INFO L268 CegarLoopResult]: For program point L714(lines 714 727) no Hoare annotation was computed. [2020-10-14 06:57:56,938 INFO L268 CegarLoopResult]: For program point L714-1(lines 706 730) no Hoare annotation was computed. [2020-10-14 06:57:56,938 INFO L271 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: true [2020-10-14 06:57:56,938 INFO L268 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-10-14 06:57:56,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:57:56 BoogieIcfgContainer [2020-10-14 06:57:56,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:57:56,958 INFO L168 Benchmark]: Toolchain (without parser) took 25320.44 ms. Allocated memory was 146.8 MB in the beginning and 623.4 MB in the end (delta: 476.6 MB). Free memory was 100.3 MB in the beginning and 313.0 MB in the end (delta: -212.7 MB). Peak memory consumption was 484.2 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:56,959 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.8 MB. Free memory was 120.1 MB in the beginning and 119.7 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-14 06:57:56,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.30 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 173.4 MB in the end (delta: -73.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:56,961 INFO L168 Benchmark]: Boogie Preprocessor took 91.18 ms. Allocated memory is still 204.5 MB. Free memory was 173.4 MB in the beginning and 169.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:56,962 INFO L168 Benchmark]: RCFGBuilder took 1128.48 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 169.5 MB in the beginning and 201.6 MB in the end (delta: -32.1 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:56,963 INFO L168 Benchmark]: TraceAbstraction took 23483.48 ms. Allocated memory was 235.9 MB in the beginning and 623.4 MB in the end (delta: 387.4 MB). Free memory was 201.6 MB in the beginning and 313.0 MB in the end (delta: -111.4 MB). Peak memory consumption was 496.3 MB. Max. memory is 7.1 GB. [2020-10-14 06:57:56,967 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.8 MB. Free memory was 120.1 MB in the beginning and 119.7 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 610.30 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 100.3 MB in the beginning and 173.4 MB in the end (delta: -73.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.18 ms. Allocated memory is still 204.5 MB. Free memory was 173.4 MB in the beginning and 169.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1128.48 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 169.5 MB in the beginning and 201.6 MB in the end (delta: -32.1 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23483.48 ms. Allocated memory was 235.9 MB in the beginning and 623.4 MB in the end (delta: 387.4 MB). Free memory was 201.6 MB in the beginning and 313.0 MB in the end (delta: -111.4 MB). Peak memory consumption was 496.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 269]: 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: 733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= systemActive)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 344 SDslu, 56 SDs, 0 SdLazy, 490 SolverSat, 203 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=142occurred 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, 60 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 176 PreInvPairs, 206 NumberOfFragments, 625 HoareAnnotationTreeSize, 176 FomulaSimplifications, 5091 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 48 FomulaSimplificationsInter, 5484 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.0s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 38468 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...