/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:35:51,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:35:51,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:35:51,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:35:51,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:35:51,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:35:51,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:35:51,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:35:51,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:35:51,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:35:51,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:35:51,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:35:51,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:35:51,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:35:51,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:35:51,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:35:51,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:35:51,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:35:51,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:35:51,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:35:51,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:35:51,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:35:51,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:35:51,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:35:51,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:35:51,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:35:51,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:35:51,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:35:51,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:35:51,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:35:51,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:35:51,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:35:51,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:35:51,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:35:52,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:35:52,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:35:52,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:35:52,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:35:52,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:35:52,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:35:52,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:35:52,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:35:52,044 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:35:52,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:35:52,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:35:52,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:35:52,047 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:35:52,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:35:52,048 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:35:52,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:35:52,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:35:52,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:35:52,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:35:52,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:35:52,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:35:52,050 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:35:52,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:35:52,050 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:35:52,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:35:52,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:35:52,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:35:52,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:35:52,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:35:52,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:35:52,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:35:52,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:35:52,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:35:52,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:35:52,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:35:52,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:35:52,053 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:35:52,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:35:52,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:35:52,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:35:52,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:35:52,417 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:35:52,417 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:35:52,418 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c [2020-10-13 12:35:52,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/585cbc829/fba39739cf7642b0984bbcaadf32a0fe/FLAGff81af3bd [2020-10-13 12:35:52,969 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:35:52,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c [2020-10-13 12:35:52,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/585cbc829/fba39739cf7642b0984bbcaadf32a0fe/FLAGff81af3bd [2020-10-13 12:35:53,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/585cbc829/fba39739cf7642b0984bbcaadf32a0fe [2020-10-13 12:35:53,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:35:53,325 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:35:53,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:35:53,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:35:53,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:35:53,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:53,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e399bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53, skipping insertion in model container [2020-10-13 12:35:53,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:53,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:35:53,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:35:53,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:35:53,872 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:35:53,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:35:53,985 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:35:53,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53 WrapperNode [2020-10-13 12:35:53,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:35:53,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:35:53,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:35:53,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:35:54,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... [2020-10-13 12:35:54,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:35:54,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:35:54,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:35:54,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:35:54,077 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:35:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:35:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:35:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:35:54,136 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:35:54,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:35:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:35:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:35:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:35:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:35:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:35:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:35:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:35:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:35:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:35:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:35:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:35:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:35:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:35:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:35:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:35:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:35:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:35:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:35:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:35:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:35:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:35:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-13 12:35:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:35:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:35:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:35:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-13 12:35:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:35:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:35:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:35:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:35:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:35:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:35:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:35:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:35:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:35:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:35:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:35:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:35:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:35:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:35:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:35:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:35:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:35:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:35:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:35:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:35:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:35:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:35:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:35:55,270 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:35:55,271 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:35:55,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:35:55 BoogieIcfgContainer [2020-10-13 12:35:55,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:35:55,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:35:55,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:35:55,281 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:35:55,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:35:53" (1/3) ... [2020-10-13 12:35:55,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1252fa88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:35:55, skipping insertion in model container [2020-10-13 12:35:55,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:35:53" (2/3) ... [2020-10-13 12:35:55,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1252fa88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:35:55, skipping insertion in model container [2020-10-13 12:35:55,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:35:55" (3/3) ... [2020-10-13 12:35:55,285 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15.cil.c [2020-10-13 12:35:55,295 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:35:55,304 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:35:55,319 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:35:55,345 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:35:55,345 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:35:55,345 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:35:55,346 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:35:55,346 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:35:55,346 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:35:55,346 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:35:55,346 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:35:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2020-10-13 12:35:55,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:35:55,379 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:55,380 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:35:55,380 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:55,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:55,387 INFO L82 PathProgramCache]: Analyzing trace with hash -936458787, now seen corresponding path program 1 times [2020-10-13 12:35:55,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:55,396 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437400557] [2020-10-13 12:35:55,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:55,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:55,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:56,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:57,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:57,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:00,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:00,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-13 12:36:00,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:36:00,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-13 12:36:00,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:00,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-13 12:36:00,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:00,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 12:36:01,234 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:01,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 12:36:01,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:01,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:01,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:01,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:01,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:01,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:01,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:36:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:01,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:01,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:01,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:36:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:01,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:01,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:01,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:01,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:01,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:01,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:01,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:01,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:01,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:01,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:36:01,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437400557] [2020-10-13 12:36:01,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:01,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:36:01,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320449764] [2020-10-13 12:36:01,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:36:01,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:01,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:36:01,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:36:01,449 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2020-10-13 12:36:02,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:02,610 INFO L93 Difference]: Finished difference Result 251 states and 335 transitions. [2020-10-13 12:36:02,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-13 12:36:02,612 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-13 12:36:02,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:02,629 INFO L225 Difference]: With dead ends: 251 [2020-10-13 12:36:02,630 INFO L226 Difference]: Without dead ends: 142 [2020-10-13 12:36:02,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:36:02,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-13 12:36:02,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 110. [2020-10-13 12:36:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-10-13 12:36:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 130 transitions. [2020-10-13 12:36:02,778 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 130 transitions. Word has length 51 [2020-10-13 12:36:02,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:02,778 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 130 transitions. [2020-10-13 12:36:02,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:36:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2020-10-13 12:36:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:36:02,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:36:02,785 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:36:02,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:36:02,786 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:36:02,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:36:02,787 INFO L82 PathProgramCache]: Analyzing trace with hash -137557085, now seen corresponding path program 1 times [2020-10-13 12:36:02,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:36:02,795 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1035915537] [2020-10-13 12:36:02,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:36:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:02,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:02,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:03,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:04,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:04,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:06,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:07,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:07,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-13 12:36:07,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:36:07,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:36:07,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:07,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:36:07,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 12:36:07,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:36:07,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:08,116 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:08,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:08,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:36:08,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:08,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:08,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:08,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:08,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:08,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:08,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:08,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:08,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:08,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:08,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:08,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:36:08,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:08,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:08,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:08,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:08,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:08,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:08,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:08,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:08,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:08,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:08,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:36:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:08,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:08,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:08,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:08,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:36:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:08,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:08,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:08,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:08,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:08,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:08,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:08,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:08,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:36:08,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:08,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:36:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:36:08,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1035915537] [2020-10-13 12:36:08,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:08,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:36:08,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862054834] [2020-10-13 12:36:08,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:36:08,240 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:08,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:36:08,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:36:08,241 INFO L87 Difference]: Start difference. First operand 110 states and 130 transitions. Second operand 5 states. [2020-10-13 12:36:08,865 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:36:09,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:09,621 INFO L93 Difference]: Finished difference Result 190 states and 238 transitions. [2020-10-13 12:36:09,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:36:09,621 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-13 12:36:09,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:09,625 INFO L225 Difference]: With dead ends: 190 [2020-10-13 12:36:09,627 INFO L226 Difference]: Without dead ends: 132 [2020-10-13 12:36:09,629 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:36:09,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-13 12:36:09,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 101. [2020-10-13 12:36:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-13 12:36:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 118 transitions. [2020-10-13 12:36:09,678 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 118 transitions. Word has length 52 [2020-10-13 12:36:09,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:09,679 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 118 transitions. [2020-10-13 12:36:09,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:36:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 118 transitions. [2020-10-13 12:36:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-13 12:36:09,688 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:36:09,689 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:36:09,689 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:36:09,689 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:36:09,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:36:09,689 INFO L82 PathProgramCache]: Analyzing trace with hash 734191743, now seen corresponding path program 1 times [2020-10-13 12:36:09,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:36:09,690 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1859764058] [2020-10-13 12:36:09,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:36:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:09,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:09,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:10,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:11,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:14,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:14,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 12:36:14,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:36:14,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 12:36:14,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:14,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:36:14,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-13 12:36:14,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:36:14,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:36:15,024 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:15,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:36:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:15,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 12:36:15,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:15,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:15,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:36:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:15,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:15,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:15,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:15,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:36:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:15,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:15,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:36:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:15,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:15,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:15,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:15,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:36:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:36:15,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:36:15,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 12:36:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:15,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:15,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:36:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:36:15,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 12:36:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:15,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:36:15,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:36:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:15,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-13 12:36:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:36:15,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:36:15,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:36:15,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:36:15,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:36:15,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:36:15,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:36:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:36:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:36:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:36:15,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:36:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:36:15,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1859764058] [2020-10-13 12:36:15,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:36:15,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:36:15,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197402398] [2020-10-13 12:36:15,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:36:15,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:36:15,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:36:15,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:36:15,133 INFO L87 Difference]: Start difference. First operand 101 states and 118 transitions. Second operand 8 states. [2020-10-13 12:36:15,525 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:36:16,332 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:16,593 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:16,833 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:36:17,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:36:17,010 INFO L93 Difference]: Finished difference Result 177 states and 229 transitions. [2020-10-13 12:36:17,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:36:17,011 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-13 12:36:17,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:36:17,012 INFO L225 Difference]: With dead ends: 177 [2020-10-13 12:36:17,012 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:36:17,014 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:36:17,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:36:17,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:36:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:36:17,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:36:17,017 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2020-10-13 12:36:17,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:36:17,017 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:36:17,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:36:17,018 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:36:17,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:36:17,018 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:36:17,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:36:18,232 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:36:18,393 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:18,547 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:36:18,695 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:18,849 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:18,988 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 7 [2020-10-13 12:36:19,208 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:36:19,373 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:36:19,511 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:19,636 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:19,767 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:19,902 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:20,037 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 14 [2020-10-13 12:36:20,186 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:20,346 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:20,510 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:20,678 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:20,837 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2020-10-13 12:36:20,991 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:21,142 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-10-13 12:36:21,280 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-10-13 12:36:21,284 INFO L268 CegarLoopResult]: For program point L474(lines 451 475) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 427 482) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point L458(lines 458 462) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 427 482) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 427 482) no Hoare annotation was computed. [2020-10-13 12:36:21,285 INFO L268 CegarLoopResult]: For program point L452-2(lines 452 473) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point L509-2(lines 509 534) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point L535(lines 508 536) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 483 542) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point L528-1(line 528) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 483 542) no Hoare annotation was computed. [2020-10-13 12:36:21,286 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 483 542) no Hoare annotation was computed. [2020-10-13 12:36:21,287 INFO L268 CegarLoopResult]: For program point L515(lines 515 519) no Hoare annotation was computed. [2020-10-13 12:36:21,287 INFO L268 CegarLoopResult]: For program point L515-1(lines 515 519) no Hoare annotation was computed. [2020-10-13 12:36:21,287 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 762 768) the Hoare annotation is: true [2020-10-13 12:36:21,287 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 762 768) no Hoare annotation was computed. [2020-10-13 12:36:21,287 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 769 777) no Hoare annotation was computed. [2020-10-13 12:36:21,287 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 769 777) the Hoare annotation is: true [2020-10-13 12:36:21,287 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 769 777) no Hoare annotation was computed. [2020-10-13 12:36:21,288 INFO L264 CegarLoopResult]: At program point L897(line 897) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,288 INFO L264 CegarLoopResult]: At program point L897-1(line 897) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,288 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 891 913) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,288 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 891 913) no Hoare annotation was computed. [2020-10-13 12:36:21,288 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 891 913) no Hoare annotation was computed. [2020-10-13 12:36:21,288 INFO L264 CegarLoopResult]: At program point L903(line 903) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,289 INFO L264 CegarLoopResult]: At program point L903-1(line 903) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,289 INFO L268 CegarLoopResult]: For program point L901(lines 901 908) no Hoare annotation was computed. [2020-10-13 12:36:21,289 INFO L268 CegarLoopResult]: For program point L901-1(lines 901 908) no Hoare annotation was computed. [2020-10-13 12:36:21,289 INFO L268 CegarLoopResult]: For program point L899(line 899) no Hoare annotation was computed. [2020-10-13 12:36:21,289 INFO L264 CegarLoopResult]: At program point L898(line 898) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,289 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 849 872) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 849 872) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-13 12:36:21,290 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 849 872) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L867(line 867) no Hoare annotation was computed. [2020-10-13 12:36:21,291 INFO L268 CegarLoopResult]: For program point L866(line 866) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 77 83) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 77 83) the Hoare annotation is: true [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 199 213) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point L203(lines 203 209) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 199 213) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 199 213) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 110 117) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 110 117) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 110 117) no Hoare annotation was computed. [2020-10-13 12:36:21,292 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 154 162) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 154 162) the Hoare annotation is: true [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 154 162) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point L182(lines 182 190) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point L182-2(lines 182 190) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 163 198) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 163 198) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 163 198) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 755 761) no Hoare annotation was computed. [2020-10-13 12:36:21,293 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 755 761) the Hoare annotation is: true [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 381 426) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 381 426) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 381 426) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 694 739) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 694 739) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point L714(lines 714 721) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 694 739) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point L708(lines 708 728) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point L708-1(lines 708 728) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 880 890) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 880 890) no Hoare annotation was computed. [2020-10-13 12:36:21,294 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 880 890) no Hoare annotation was computed. [2020-10-13 12:36:21,295 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-13 12:36:21,295 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 143 153) the Hoare annotation is: true [2020-10-13 12:36:21,295 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 143 153) no Hoare annotation was computed. [2020-10-13 12:36:21,295 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 143 153) no Hoare annotation was computed. [2020-10-13 12:36:21,295 INFO L271 CegarLoopResult]: At program point L148(line 148) the Hoare annotation is: true [2020-10-13 12:36:21,295 INFO L268 CegarLoopResult]: For program point L148-1(line 148) no Hoare annotation was computed. [2020-10-13 12:36:21,295 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 135 142) the Hoare annotation is: true [2020-10-13 12:36:21,295 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 135 142) no Hoare annotation was computed. [2020-10-13 12:36:21,295 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 135 142) no Hoare annotation was computed. [2020-10-13 12:36:21,295 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:21,296 INFO L268 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2020-10-13 12:36:21,296 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:21,296 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-10-13 12:36:21,296 INFO L268 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2020-10-13 12:36:21,296 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 85 109) no Hoare annotation was computed. [2020-10-13 12:36:21,296 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 85 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,296 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,296 INFO L268 CegarLoopResult]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2020-10-13 12:36:21,297 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:21,297 INFO L264 CegarLoopResult]: At program point testENTRY(lines 218 283) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,297 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:21,297 INFO L268 CegarLoopResult]: For program point L248(lines 248 254) no Hoare annotation was computed. [2020-10-13 12:36:21,297 INFO L268 CegarLoopResult]: For program point L248-1(lines 248 254) no Hoare annotation was computed. [2020-10-13 12:36:21,297 INFO L268 CegarLoopResult]: For program point testFINAL(lines 218 283) no Hoare annotation was computed. [2020-10-13 12:36:21,297 INFO L264 CegarLoopResult]: At program point L273(lines 228 275) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:21,298 INFO L264 CegarLoopResult]: At program point L240(line 240) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:21,298 INFO L268 CegarLoopResult]: For program point L238(lines 238 244) no Hoare annotation was computed. [2020-10-13 12:36:21,298 INFO L268 CegarLoopResult]: For program point L238-1(lines 238 244) no Hoare annotation was computed. [2020-10-13 12:36:21,298 INFO L268 CegarLoopResult]: For program point L230(lines 230 234) no Hoare annotation was computed. [2020-10-13 12:36:21,298 INFO L264 CegarLoopResult]: At program point L276(lines 227 277) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:21,298 INFO L264 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:21,298 INFO L268 CegarLoopResult]: For program point L264(lines 264 270) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L264 CegarLoopResult]: At program point L264-1(lines 258 271) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0))) [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point L229(lines 228 275) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point testEXIT(lines 218 283) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point L258(lines 258 271) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point L668(lines 668 675) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 648 693) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point L662(lines 662 682) no Hoare annotation was computed. [2020-10-13 12:36:21,299 INFO L268 CegarLoopResult]: For program point L662-1(lines 662 682) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 648 693) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 648 693) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point L801(lines 801 807) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point L800(lines 800 810) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L264 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point L796(lines 796 813) no Hoare annotation was computed. [2020-10-13 12:36:21,300 INFO L268 CegarLoopResult]: For program point L796-1(lines 788 816) no Hoare annotation was computed. [2020-10-13 12:36:21,301 INFO L264 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:21,301 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-13 12:36:21,301 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 788 816) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:21,301 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 788 816) no Hoare annotation was computed. [2020-10-13 12:36:21,301 INFO L264 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:36:21,301 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 333 355) no Hoare annotation was computed. [2020-10-13 12:36:21,301 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 333 355) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point L341(lines 341 349) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 333 355) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point L341-2(lines 341 349) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 780 787) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 780 787) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 780 787) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 545 647) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point L574(lines 574 590) no Hoare annotation was computed. [2020-10-13 12:36:21,302 INFO L268 CegarLoopResult]: For program point L634(lines 634 641) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L595(lines 594 614) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L626(line 626) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L626-1(line 626) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L591(lines 591 632) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 545 647) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L610-1(line 610) no Hoare annotation was computed. [2020-10-13 12:36:21,303 INFO L268 CegarLoopResult]: For program point L569(lines 569 573) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point L633(lines 633 644) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 545 647) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point L594-2(lines 594 614) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point L615(lines 593 616) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 745 754) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 745 754) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 745 754) no Hoare annotation was computed. [2020-10-13 12:36:21,304 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,305 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~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#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~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:36:21,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,305 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-13 12:36:21,305 INFO L268 CegarLoopResult]: For program point L129-1(lines 118 134) no Hoare annotation was computed. [2020-10-13 12:36:21,305 INFO L268 CegarLoopResult]: For program point L125(lines 125 131) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 118 134) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point L123-1(line 123) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 118 134) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 356 364) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 356 364) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 356 364) no Hoare annotation was computed. [2020-10-13 12:36:21,306 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 312 323) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:36:21,306 INFO L268 CegarLoopResult]: For program point L316-1(lines 312 323) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 312 323) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 324 332) the Hoare annotation is: true [2020-10-13 12:36:21,307 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 324 332) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 324 332) no Hoare annotation was computed. [2020-10-13 12:36:21,307 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,308 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-13 12:36:21,308 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-10-13 12:36:21,308 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,308 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-10-13 12:36:21,308 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-10-13 12:36:21,308 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:21,308 INFO L268 CegarLoopResult]: For program point L833(lines 833 837) no Hoare annotation was computed. [2020-10-13 12:36:21,309 INFO L271 CegarLoopResult]: At program point L833-1(lines 833 837) the Hoare annotation is: true [2020-10-13 12:36:21,309 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 819 848) no Hoare annotation was computed. [2020-10-13 12:36:21,309 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-13 12:36:21,309 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 819 848) the Hoare annotation is: true [2020-10-13 12:36:21,309 INFO L271 CegarLoopResult]: At program point L829-2(lines 829 843) the Hoare annotation is: true [2020-10-13 12:36:21,309 INFO L271 CegarLoopResult]: At program point L825(line 825) the Hoare annotation is: true [2020-10-13 12:36:21,309 INFO L268 CegarLoopResult]: For program point L825-1(line 825) no Hoare annotation was computed. [2020-10-13 12:36:21,309 INFO L271 CegarLoopResult]: At program point L844(lines 819 848) the Hoare annotation is: true [2020-10-13 12:36:21,310 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-13 12:36:21,310 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 288 299) the Hoare annotation is: true [2020-10-13 12:36:21,310 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 288 299) no Hoare annotation was computed. [2020-10-13 12:36:21,310 INFO L268 CegarLoopResult]: For program point L292-1(lines 288 299) no Hoare annotation was computed. [2020-10-13 12:36:21,310 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 873 879) no Hoare annotation was computed. [2020-10-13 12:36:21,310 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 873 879) the Hoare annotation is: true [2020-10-13 12:36:21,310 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,310 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:36:21,311 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:36:21,311 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:21,311 INFO L268 CegarLoopResult]: For program point L304-1(lines 300 311) no Hoare annotation was computed. [2020-10-13 12:36:21,311 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 300 311) no Hoare annotation was computed. [2020-10-13 12:36:21,311 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 300 311) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:36:21,311 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 366 373) no Hoare annotation was computed. [2020-10-13 12:36:21,312 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2020-10-13 12:36:21,312 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 366 373) the Hoare annotation is: true [2020-10-13 12:36:21,312 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 366 373) no Hoare annotation was computed. [2020-10-13 12:36:21,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:36:21 BoogieIcfgContainer [2020-10-13 12:36:21,328 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:36:21,330 INFO L168 Benchmark]: Toolchain (without parser) took 28005.37 ms. Allocated memory was 147.3 MB in the beginning and 574.6 MB in the end (delta: 427.3 MB). Free memory was 102.4 MB in the beginning and 236.7 MB in the end (delta: -134.3 MB). Peak memory consumption was 417.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:21,331 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-13 12:36:21,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.34 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 102.2 MB in the beginning and 173.9 MB in the end (delta: -71.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:21,333 INFO L168 Benchmark]: Boogie Preprocessor took 88.04 ms. Allocated memory is still 205.5 MB. Free memory was 173.9 MB in the beginning and 169.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:21,334 INFO L168 Benchmark]: RCFGBuilder took 1201.11 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 169.2 MB in the beginning and 197.3 MB in the end (delta: -28.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:21,335 INFO L168 Benchmark]: TraceAbstraction took 26050.71 ms. Allocated memory was 234.9 MB in the beginning and 574.6 MB in the end (delta: 339.7 MB). Free memory was 197.3 MB in the beginning and 236.7 MB in the end (delta: -39.4 MB). Peak memory consumption was 424.9 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:21,339 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.34 ms. Allocated memory was 147.3 MB in the beginning and 205.5 MB in the end (delta: 58.2 MB). Free memory was 102.2 MB in the beginning and 173.9 MB in the end (delta: -71.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.04 ms. Allocated memory is still 205.5 MB. Free memory was 173.9 MB in the beginning and 169.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1201.11 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 169.2 MB in the beginning and 197.3 MB in the end (delta: -28.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26050.71 ms. Allocated memory was 234.9 MB in the beginning and 574.6 MB in the end (delta: 339.7 MB). Free memory was 197.3 MB in the beginning and 236.7 MB in the end (delta: -39.4 MB). Peak memory consumption was 424.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 370]: 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: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (splverifierCounter <= 0 && pumpRunning == 0) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 222 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 273 SDtfs, 311 SDslu, 183 SDs, 0 SdLazy, 627 SolverSat, 192 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred 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, 63 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 159 PreInvPairs, 179 NumberOfFragments, 593 HoareAnnotationTreeSize, 159 FomulaSimplifications, 6990 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 53 FomulaSimplificationsInter, 4969 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 16.5s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 156 ConstructedInterpolants, 0 QuantifiedInterpolants, 38868 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...