/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_spec4_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:14:02,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:14:02,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:14:02,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:14:02,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:14:02,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:14:02,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:14:02,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:14:02,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:14:02,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:14:02,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:14:02,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:14:02,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:14:02,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:14:02,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:14:02,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:14:02,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:14:02,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:14:02,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:14:02,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:14:02,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:14:02,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:14:02,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:14:02,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:14:02,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:14:02,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:14:02,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:14:02,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:14:02,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:14:02,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:14:02,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:14:02,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:14:02,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:14:02,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:14:02,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:14:02,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:14:02,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:14:02,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:14:02,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:14:02,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:14:02,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:14:02,638 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 07:14:02,686 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:14:02,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:14:02,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:14:02,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:14:02,689 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:14:02,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:14:02,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:14:02,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:14:02,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:14:02,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:14:02,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:14:02,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:14:02,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:14:02,690 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:14:02,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:14:02,691 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:14:02,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:14:02,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:14:02,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:14:02,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:14:02,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:14:02,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:14:02,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:14:02,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:14:02,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:14:02,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:14:02,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:14:02,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:14:02,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:14:02,695 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 07:14:03,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:14:03,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:14:03,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:14:03,042 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:14:03,043 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:14:03,044 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2020-10-14 07:14:03,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/219d8a2dc/8bca8bf4c6e74ab781cdd1708dae6ac4/FLAGbed6470da [2020-10-14 07:14:03,627 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:14:03,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2020-10-14 07:14:03,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/219d8a2dc/8bca8bf4c6e74ab781cdd1708dae6ac4/FLAGbed6470da [2020-10-14 07:14:04,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/219d8a2dc/8bca8bf4c6e74ab781cdd1708dae6ac4 [2020-10-14 07:14:04,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:14:04,017 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:14:04,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:14:04,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:14:04,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:14:04,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0619bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04, skipping insertion in model container [2020-10-14 07:14:04,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:14:04,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:14:04,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:14:04,530 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:14:04,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:14:04,664 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:14:04,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04 WrapperNode [2020-10-14 07:14:04,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:14:04,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:14:04,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:14:04,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:14:04,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (1/1) ... [2020-10-14 07:14:04,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:14:04,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:14:04,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:14:04,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:14:04,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (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 07:14:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:14:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:14:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:14:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:14:04,847 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:14:04,848 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:14:04,848 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:14:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:14:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:14:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:14:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:14:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:14:04,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:14:04,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:14:04,852 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:14:04,852 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:14:04,855 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:14:04,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:14:04,855 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:14:04,856 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:14:04,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:14:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:14:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:14:04,859 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:14:04,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:14:04,860 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:14:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:14:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:14:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:14:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:14:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:14:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:14:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:14:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:14:04,861 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:14:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:14:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:14:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:14:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:14:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:14:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:14:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:14:04,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:14:04,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:14:04,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:14:04,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:14:04,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:14:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:14:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:14:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:14:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:14:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:14:04,865 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:14:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:14:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:14:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:14:04,867 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:14:04,867 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:14:04,868 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:14:04,868 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:14:04,868 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:14:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:14:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:14:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:14:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:14:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:14:04,869 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:14:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:14:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:14:04,870 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:14:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:14:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:14:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:14:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:14:04,871 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 07:14:04,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:14:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:14:04,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:14:05,957 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:14:05,958 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:14:05,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:14:05 BoogieIcfgContainer [2020-10-14 07:14:05,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:14:05,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:14:05,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:14:05,974 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:14:05,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:14:04" (1/3) ... [2020-10-14 07:14:05,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d68a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:14:05, skipping insertion in model container [2020-10-14 07:14:05,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:14:04" (2/3) ... [2020-10-14 07:14:05,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d68a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:14:05, skipping insertion in model container [2020-10-14 07:14:05,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:14:05" (3/3) ... [2020-10-14 07:14:05,978 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product16.cil.c [2020-10-14 07:14:05,990 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:14:06,000 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:14:06,013 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:14:06,039 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:14:06,039 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:14:06,039 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:14:06,040 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:14:06,040 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:14:06,040 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:14:06,040 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:14:06,040 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:14:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2020-10-14 07:14:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:14:06,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:06,076 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 07:14:06,076 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:06,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:06,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1532249009, now seen corresponding path program 1 times [2020-10-14 07:14:06,091 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:06,091 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [432397972] [2020-10-14 07:14:06,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:06,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:06,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:07,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:08,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:09,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:10,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:10,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:14:10,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:10,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4132 [2020-10-14 07:14:10,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:10,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:14:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:10,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:14:10,896 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:10,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:10,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:10,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:10,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:10,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:10,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-14 07:14:10,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:10,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:10,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:10,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:10,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:10,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:10,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:10,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:10,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:10,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:10,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:10,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:10,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:10,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:10,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:10,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:10,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:10,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:10,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:10,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:10,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:11,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:11,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:11,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:11,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:11,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:11,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:11,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:11,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:11,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:11,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:11,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:11,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:11,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:11,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:11,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:11,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:11,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:11,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:11,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:11,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:11,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:11,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:11,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:11,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:11,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:11,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:11,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:11,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:14:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:11,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:11,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:11,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:11,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:11,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:11,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:11,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:11,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:11,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:11,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:14:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:11,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:11,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:11,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:11,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:11,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:11,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:11,038 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 07:14:11,039 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [432397972] [2020-10-14 07:14:11,041 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:11,041 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:14:11,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228729840] [2020-10-14 07:14:11,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:14:11,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:11,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:14:11,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:14:11,065 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 3 states. [2020-10-14 07:14:12,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:12,186 INFO L93 Difference]: Finished difference Result 266 states and 350 transitions. [2020-10-14 07:14:12,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:14:12,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:14:12,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:12,204 INFO L225 Difference]: With dead ends: 266 [2020-10-14 07:14:12,204 INFO L226 Difference]: Without dead ends: 145 [2020-10-14 07:14:12,209 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 07:14:12,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-10-14 07:14:12,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 112. [2020-10-14 07:14:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-14 07:14:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2020-10-14 07:14:12,299 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 46 [2020-10-14 07:14:12,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:12,299 INFO L479 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2020-10-14 07:14:12,300 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:14:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2020-10-14 07:14:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:14:12,303 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:12,304 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 07:14:12,304 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:14:12,304 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:12,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:12,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1264772962, now seen corresponding path program 1 times [2020-10-14 07:14:12,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:12,305 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599491372] [2020-10-14 07:14:12,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:12,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:12,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:12,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:14,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:14,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:16,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:16,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:14:16,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:14:16,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4452 [2020-10-14 07:14:16,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:16,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:16,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:16,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:14:16,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:14:16,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,045 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:17,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:17,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 07:14:17,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:17,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:17,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:17,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:17,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:17,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:17,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:17,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:17,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:17,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:17,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:17,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:17,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:17,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:14:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:17,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:17,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:17,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:14:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:17,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:17,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:17,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:17,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:17,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:17,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:17,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:17,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:17,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:17,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:17,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:17,174 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 07:14:17,175 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599491372] [2020-10-14 07:14:17,175 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:17,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:14:17,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122098956] [2020-10-14 07:14:17,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:14:17,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:17,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:14:17,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:14:17,181 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 4 states. [2020-10-14 07:14:17,654 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:14:18,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:18,308 INFO L93 Difference]: Finished difference Result 189 states and 229 transitions. [2020-10-14 07:14:18,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:14:18,309 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:14:18,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:18,312 INFO L225 Difference]: With dead ends: 189 [2020-10-14 07:14:18,312 INFO L226 Difference]: Without dead ends: 129 [2020-10-14 07:14:18,314 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 07:14:18,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-14 07:14:18,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 103. [2020-10-14 07:14:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-14 07:14:18,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-10-14 07:14:18,356 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 47 [2020-10-14 07:14:18,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:18,357 INFO L479 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-10-14 07:14:18,357 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:14:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-10-14 07:14:18,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:14:18,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:14:18,360 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:14:18,360 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:14:18,360 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:14:18,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:14:18,361 INFO L82 PathProgramCache]: Analyzing trace with hash 1057002583, now seen corresponding path program 1 times [2020-10-14 07:14:18,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:14:18,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1825674078] [2020-10-14 07:14:18,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:14:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:18,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:18,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:19,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:20,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:14:22,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:14:22,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3678 [2020-10-14 07:14:22,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:14:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 07:14:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:14:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,455 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:22,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:22,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 07:14:22,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:22,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:22,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:22,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:22,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:22,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:22,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:22,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:22,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:22,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:22,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:22,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:22,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:22,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:14:22,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:14:22,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:14:22,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:14:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:22,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:22,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:22,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:22,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:14:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:22,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:22,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:22,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:22,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:22,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:14:22,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:22,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:14:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:22,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:22,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:14:22,614 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 07:14:22,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1825674078] [2020-10-14 07:14:22,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:22,616 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:14:22,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614837165] [2020-10-14 07:14:22,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:14:22,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:22,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:14:22,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:14:22,620 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 7 states. [2020-10-14 07:14:23,035 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:14:23,996 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:24,269 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:14:24,516 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:14:24,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:24,645 INFO L93 Difference]: Finished difference Result 176 states and 218 transitions. [2020-10-14 07:14:24,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:14:24,645 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 07:14:24,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:24,646 INFO L225 Difference]: With dead ends: 176 [2020-10-14 07:14:24,646 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:14:24,649 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:14:24,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:14:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:14:24,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:14:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:14:24,653 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 07:14:24,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:24,653 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:14:24,653 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:14:24,654 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:14:24,654 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:14:24,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:14:24,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:14:25,621 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 07:14:25,786 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:25,924 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:26,108 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:26,316 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 07:14:26,462 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:26,619 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 07:14:26,803 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:26,957 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:27,143 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 07:14:27,311 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:27,457 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 07:14:27,667 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:27,818 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:27,980 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:28,143 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:28,303 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 07:14:28,508 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 07:14:28,511 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-10-14 07:14:28,511 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-14 07:14:28,512 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-14 07:14:28,513 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:14:28,514 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:14:28,514 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:14:28,514 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:14:28,514 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:14:28,514 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-14 07:14:28,514 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 817 841) the Hoare annotation is: true [2020-10-14 07:14:28,514 INFO L268 CegarLoopResult]: For program point L829(lines 829 835) no Hoare annotation was computed. [2020-10-14 07:14:28,514 INFO L271 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: true [2020-10-14 07:14:28,514 INFO L268 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-10-14 07:14:28,515 INFO L268 CegarLoopResult]: For program point L825(lines 825 838) no Hoare annotation was computed. [2020-10-14 07:14:28,515 INFO L268 CegarLoopResult]: For program point L825-1(lines 817 841) no Hoare annotation was computed. [2020-10-14 07:14:28,515 INFO L271 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-10-14 07:14:28,515 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-10-14 07:14:28,515 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 817 841) no Hoare annotation was computed. [2020-10-14 07:14:28,515 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 605 627) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,516 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 605 627) no Hoare annotation was computed. [2020-10-14 07:14:28,516 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 605 627) no Hoare annotation was computed. [2020-10-14 07:14:28,516 INFO L264 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,516 INFO L264 CegarLoopResult]: At program point L617-1(line 617) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,516 INFO L268 CegarLoopResult]: For program point L615(lines 615 622) no Hoare annotation was computed. [2020-10-14 07:14:28,516 INFO L268 CegarLoopResult]: For program point L615-1(lines 615 622) no Hoare annotation was computed. [2020-10-14 07:14:28,517 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-14 07:14:28,517 INFO L264 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,517 INFO L264 CegarLoopResult]: At program point L611(line 611) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,517 INFO L264 CegarLoopResult]: At program point L611-1(line 611) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 563 586) no Hoare annotation was computed. [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-10-14 07:14:28,518 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 563 586) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 563 586) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-14 07:14:28,519 INFO L268 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-14 07:14:28,520 INFO L268 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-10-14 07:14:28,520 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 671 677) no Hoare annotation was computed. [2020-10-14 07:14:28,520 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 671 677) the Hoare annotation is: true [2020-10-14 07:14:28,520 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 793 807) no Hoare annotation was computed. [2020-10-14 07:14:28,520 INFO L264 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,520 INFO L268 CegarLoopResult]: For program point L797(lines 797 803) no Hoare annotation was computed. [2020-10-14 07:14:28,520 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 793 807) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,520 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 793 807) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 704 711) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 704 711) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 704 711) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-10-14 07:14:28,521 INFO L268 CegarLoopResult]: For program point L787-1(line 787) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 757 792) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point L776(lines 776 784) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 757 792) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 757 792) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:14:28,522 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:14:28,522 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-10-14 07:14:28,523 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 595 604) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,523 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2020-10-14 07:14:28,524 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2020-10-14 07:14:28,524 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2020-10-14 07:14:28,524 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2020-10-14 07:14:28,524 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2020-10-14 07:14:28,524 INFO L271 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: true [2020-10-14 07:14:28,524 INFO L268 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-14 07:14:28,524 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: true [2020-10-14 07:14:28,524 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2020-10-14 07:14:28,525 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2020-10-14 07:14:28,525 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:14:28,525 INFO L268 CegarLoopResult]: For program point L698-1(lines 679 703) no Hoare annotation was computed. [2020-10-14 07:14:28,525 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 679 703) no Hoare annotation was computed. [2020-10-14 07:14:28,525 INFO L264 CegarLoopResult]: At program point L693(line 693) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,525 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 679 703) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:14:28,525 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,525 INFO L268 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-10-14 07:14:28,526 INFO L264 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,526 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-10-14 07:14:28,526 INFO L268 CegarLoopResult]: For program point L683(lines 683 700) no Hoare annotation was computed. [2020-10-14 07:14:28,526 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,526 INFO L264 CegarLoopResult]: At program point testENTRY(lines 843 910) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:14:28,526 INFO L268 CegarLoopResult]: For program point L863(lines 863 869) no Hoare annotation was computed. [2020-10-14 07:14:28,526 INFO L268 CegarLoopResult]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2020-10-14 07:14:28,526 INFO L268 CegarLoopResult]: For program point L855(lines 855 859) no Hoare annotation was computed. [2020-10-14 07:14:28,526 INFO L268 CegarLoopResult]: For program point testFINAL(lines 843 910) no Hoare annotation was computed. [2020-10-14 07:14:28,527 INFO L264 CegarLoopResult]: At program point L903(lines 852 904) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,527 INFO L264 CegarLoopResult]: At program point L893(line 893) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,527 INFO L268 CegarLoopResult]: For program point L891(lines 891 897) no Hoare annotation was computed. [2020-10-14 07:14:28,527 INFO L264 CegarLoopResult]: At program point L891-1(lines 883 898) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,527 INFO L268 CegarLoopResult]: For program point L854(lines 853 902) no Hoare annotation was computed. [2020-10-14 07:14:28,527 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,527 INFO L268 CegarLoopResult]: For program point L883(lines 883 898) no Hoare annotation was computed. [2020-10-14 07:14:28,527 INFO L264 CegarLoopResult]: At program point L875(line 875) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,527 INFO L268 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-10-14 07:14:28,528 INFO L268 CegarLoopResult]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2020-10-14 07:14:28,528 INFO L264 CegarLoopResult]: At program point L900(lines 853 902) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,528 INFO L268 CegarLoopResult]: For program point testEXIT(lines 843 910) no Hoare annotation was computed. [2020-10-14 07:14:28,528 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-10-14 07:14:28,528 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-10-14 07:14:28,528 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point L505(lines 505 513) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 497 519) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point L505-2(lines 505 513) no Hoare annotation was computed. [2020-10-14 07:14:28,529 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 497 519) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 497 519) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-10-14 07:14:28,530 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-10-14 07:14:28,531 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-10-14 07:14:28,532 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,533 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string29.base| |old(#t~string29.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~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:14:28,533 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,533 INFO L268 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2020-10-14 07:14:28,533 INFO L268 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-14 07:14:28,534 INFO L268 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-10-14 07:14:28,534 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 712 728) no Hoare annotation was computed. [2020-10-14 07:14:28,534 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 712 728) no Hoare annotation was computed. [2020-10-14 07:14:28,534 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-14 07:14:28,534 INFO L268 CegarLoopResult]: For program point L723-1(lines 712 728) no Hoare annotation was computed. [2020-10-14 07:14:28,534 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 520 528) the Hoare annotation is: true [2020-10-14 07:14:28,534 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 520 528) no Hoare annotation was computed. [2020-10-14 07:14:28,535 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 520 528) no Hoare annotation was computed. [2020-10-14 07:14:28,535 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,535 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,535 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,535 INFO L268 CegarLoopResult]: For program point L480-1(lines 476 487) no Hoare annotation was computed. [2020-10-14 07:14:28,535 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 476 487) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:14:28,535 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 476 487) no Hoare annotation was computed. [2020-10-14 07:14:28,536 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 488 496) the Hoare annotation is: true [2020-10-14 07:14:28,536 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 488 496) no Hoare annotation was computed. [2020-10-14 07:14:28,536 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 488 496) no Hoare annotation was computed. [2020-10-14 07:14:28,536 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,536 INFO L264 CegarLoopResult]: At program point L658(lines 658 664) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,536 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 647 670) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,537 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:14:28,537 INFO L268 CegarLoopResult]: For program point L651(lines 650 669) no Hoare annotation was computed. [2020-10-14 07:14:28,537 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 647 670) no Hoare annotation was computed. [2020-10-14 07:14:28,537 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 647 670) no Hoare annotation was computed. [2020-10-14 07:14:28,537 INFO L271 CegarLoopResult]: At program point L546-1(lines 546 550) the Hoare annotation is: true [2020-10-14 07:14:28,537 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2020-10-14 07:14:28,538 INFO L268 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-14 07:14:28,538 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: true [2020-10-14 07:14:28,538 INFO L271 CegarLoopResult]: At program point L542-2(lines 542 556) the Hoare annotation is: true [2020-10-14 07:14:28,538 INFO L271 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: true [2020-10-14 07:14:28,538 INFO L268 CegarLoopResult]: For program point L538-1(line 538) no Hoare annotation was computed. [2020-10-14 07:14:28,538 INFO L271 CegarLoopResult]: At program point L557(lines 532 561) the Hoare annotation is: true [2020-10-14 07:14:28,538 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-14 07:14:28,539 INFO L268 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2020-10-14 07:14:28,539 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 452 463) the Hoare annotation is: true [2020-10-14 07:14:28,539 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 452 463) no Hoare annotation was computed. [2020-10-14 07:14:28,539 INFO L268 CegarLoopResult]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2020-10-14 07:14:28,539 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2020-10-14 07:14:28,539 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2020-10-14 07:14:28,539 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,540 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 07:14:28,540 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:14:28,540 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:28,540 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 808 815) no Hoare annotation was computed. [2020-10-14 07:14:28,540 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 808 815) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,540 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 808 815) no Hoare annotation was computed. [2020-10-14 07:14:28,541 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 464 475) no Hoare annotation was computed. [2020-10-14 07:14:28,541 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 464 475) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:14:28,541 INFO L268 CegarLoopResult]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2020-10-14 07:14:28,541 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 629 636) no Hoare annotation was computed. [2020-10-14 07:14:28,541 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 633) no Hoare annotation was computed. [2020-10-14 07:14:28,542 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 629 636) the Hoare annotation is: true [2020-10-14 07:14:28,542 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 629 636) no Hoare annotation was computed. [2020-10-14 07:14:28,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:14:28 BoogieIcfgContainer [2020-10-14 07:14:28,561 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:14:28,563 INFO L168 Benchmark]: Toolchain (without parser) took 24546.31 ms. Allocated memory was 147.3 MB in the beginning and 650.6 MB in the end (delta: 503.3 MB). Free memory was 102.4 MB in the beginning and 88.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 518.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:28,564 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. [2020-10-14 07:14:28,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.45 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.0 MB in the beginning and 169.4 MB in the end (delta: -67.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:28,566 INFO L168 Benchmark]: Boogie Preprocessor took 96.14 ms. Allocated memory is still 203.9 MB. Free memory was 169.4 MB in the beginning and 164.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:28,567 INFO L168 Benchmark]: RCFGBuilder took 1205.54 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 164.6 MB in the beginning and 192.2 MB in the end (delta: -27.6 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:28,568 INFO L168 Benchmark]: TraceAbstraction took 22590.53 ms. Allocated memory was 234.9 MB in the beginning and 650.6 MB in the end (delta: 415.8 MB). Free memory was 190.5 MB in the beginning and 88.1 MB in the end (delta: 102.5 MB). Peak memory consumption was 518.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:28,572 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 645.45 ms. Allocated memory was 147.3 MB in the beginning and 203.9 MB in the end (delta: 56.6 MB). Free memory was 102.0 MB in the beginning and 169.4 MB in the end (delta: -67.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.14 ms. Allocated memory is still 203.9 MB. Free memory was 169.4 MB in the beginning and 164.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1205.54 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 164.6 MB in the beginning and 192.2 MB in the end (delta: -27.6 MB). Peak memory consumption was 78.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22590.53 ms. Allocated memory was 234.9 MB in the beginning and 650.6 MB in the end (delta: 415.8 MB). Free memory was 190.5 MB in the beginning and 88.1 MB in the end (delta: 102.5 MB). Peak memory consumption was 518.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 633]: 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: 853]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 280 SDtfs, 273 SDslu, 118 SDs, 0 SdLazy, 533 SolverSat, 153 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred 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, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 155 PreInvPairs, 173 NumberOfFragments, 690 HoareAnnotationTreeSize, 155 FomulaSimplifications, 3420 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 5063 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.6s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 35972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...