/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:17:39,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:17:39,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:17:39,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:17:39,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:17:39,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:17:39,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:17:39,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:17:39,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:17:39,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:17:39,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:17:39,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:17:39,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:17:39,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:17:39,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:17:39,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:17:39,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:17:39,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:17:39,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:17:39,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:17:39,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:17:39,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:17:39,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:17:39,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:17:39,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:17:39,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:17:39,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:17:39,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:17:39,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:17:39,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:17:39,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:17:39,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:17:39,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:17:39,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:17:39,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:17:39,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:17:39,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:17:39,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:17:39,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:17:39,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:17:39,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:17:39,508 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 [2020-09-21 12:17:39,544 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:17:39,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:17:39,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:17:39,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:17:39,546 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:17:39,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:17:39,546 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:17:39,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:17:39,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:17:39,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:17:39,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:17:39,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:17:39,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:17:39,548 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:17:39,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:17:39,548 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:17:39,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:17:39,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:17:39,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:17:39,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:17:39,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:17:39,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:17:39,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:17:39,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:17:39,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:17:39,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:17:39,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:17:39,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:17:39,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:17:39,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:17:40,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:17:40,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:17:40,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:17:40,061 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:17:40,063 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:17:40,065 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-09-21 12:17:40,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/29c05f947/86f139421de948d795345e32b24acbd0/FLAGffd982498 [2020-09-21 12:17:40,826 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:17:40,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-09-21 12:17:40,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/29c05f947/86f139421de948d795345e32b24acbd0/FLAGffd982498 [2020-09-21 12:17:41,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/29c05f947/86f139421de948d795345e32b24acbd0 [2020-09-21 12:17:41,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:17:41,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:17:41,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:17:41,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:17:41,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:17:41,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@145c9163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41, skipping insertion in model container [2020-09-21 12:17:41,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:17:41,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:17:41,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:17:41,653 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:17:41,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:17:41,802 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:17:41,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41 WrapperNode [2020-09-21 12:17:41,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:17:41,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:17:41,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:17:41,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:17:41,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (1/1) ... [2020-09-21 12:17:41,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:17:41,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:17:41,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:17:41,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:17:41,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (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 [2020-09-21 12:17:41,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:17:41,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:17:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:17:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:17:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:17:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:17:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 12:17:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 12:17:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:17:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 12:17:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:17:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:17:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:17:41,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:17:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:17:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 12:17:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 12:17:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:17:41,983 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:17:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:17:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:17:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:17:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:17:41,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 12:17:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:17:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:17:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:17:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:17:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:17:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:17:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:17:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:17:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:17:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:17:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:17:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:17:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:17:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:17:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:17:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:17:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:17:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:17:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:17:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:17:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:17:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:17:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:17:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:17:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 12:17:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:17:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:17:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:17:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:17:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:17:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:17:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 12:17:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:17:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:17:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:17:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:17:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 12:17:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 12:17:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:17:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 12:17:41,991 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:17:41,992 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 12:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:17:41,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:17:41,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:17:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:17:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:17:43,098 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:17:43,098 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:17:43,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:17:43 BoogieIcfgContainer [2020-09-21 12:17:43,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:17:43,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:17:43,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:17:43,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:17:43,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:17:41" (1/3) ... [2020-09-21 12:17:43,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1af23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:17:43, skipping insertion in model container [2020-09-21 12:17:43,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:17:41" (2/3) ... [2020-09-21 12:17:43,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d1af23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:17:43, skipping insertion in model container [2020-09-21 12:17:43,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:17:43" (3/3) ... [2020-09-21 12:17:43,114 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2020-09-21 12:17:43,125 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:17:43,135 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:17:43,157 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:17:43,187 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:17:43,188 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:17:43,188 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:17:43,188 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:17:43,188 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:17:43,188 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:17:43,188 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:17:43,189 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:17:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-09-21 12:17:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 12:17:43,226 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:43,227 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:17:43,228 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:43,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:43,236 INFO L82 PathProgramCache]: Analyzing trace with hash 206816994, now seen corresponding path program 1 times [2020-09-21 12:17:43,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:43,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1699116507] [2020-09-21 12:17:43,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:43,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:43,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:44,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:44,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 12:17:44,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:44,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1001 [2020-09-21 12:17:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:17:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:44,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-09-21 12:17:45,047 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:45,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:45,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-09-21 12:17:45,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:45,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:45,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:45,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:45,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:45,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:45,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:45,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:17:45,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:45,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:45,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:45,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:45,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:45,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:45,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-09-21 12:17:45,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 12:17:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:45,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 12:17:45,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 12:17:45,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:45,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:45,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:45,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:45,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:45,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 12:17:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:45,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:17:45,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:45,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:45,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 12:17:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:45,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:45,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:45,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:45,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:45,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:45,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:17:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:45,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:45,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 12:17:45,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1699116507] [2020-09-21 12:17:45,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:45,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:17:45,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13943492] [2020-09-21 12:17:45,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:17:45,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:45,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:17:45,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:17:45,363 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 4 states. [2020-09-21 12:17:46,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:46,480 INFO L93 Difference]: Finished difference Result 306 states and 396 transitions. [2020-09-21 12:17:46,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:17:46,483 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 12:17:46,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:46,500 INFO L225 Difference]: With dead ends: 306 [2020-09-21 12:17:46,500 INFO L226 Difference]: Without dead ends: 169 [2020-09-21 12:17:46,506 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:17:46,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-09-21 12:17:46,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 138. [2020-09-21 12:17:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-09-21 12:17:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2020-09-21 12:17:46,608 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2020-09-21 12:17:46,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:46,609 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2020-09-21 12:17:46,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:17:46,609 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2020-09-21 12:17:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 12:17:46,613 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:17:46,614 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 12:17:46,614 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:17:46,614 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:17:46,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:17:46,615 INFO L82 PathProgramCache]: Analyzing trace with hash -733738644, now seen corresponding path program 1 times [2020-09-21 12:17:46,615 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:17:46,615 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [795881542] [2020-09-21 12:17:46,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:17:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:46,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:47,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:47,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:47,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 12:17:47,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:17:47,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1041 [2020-09-21 12:17:47,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:47,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:17:47,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-09-21 12:17:47,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-09-21 12:17:47,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,038 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:48,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:48,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-21 12:17:48,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:48,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:17:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:48,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:48,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:48,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:17:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:48,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:48,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:48,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:17:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:48,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:48,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:17:48,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:17:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:17:48,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:48,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:17:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:48,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:48,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 12:17:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 12:17:48,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:17:48,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:17:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:48,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:17:48,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:17:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:17:48,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 12:17:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:48,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 12:17:48,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:17:48,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:48,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 12:17:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:17:48,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:17:48,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:17:48,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:17:48,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:17:48,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 12:17:48,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:17:48,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:17:48,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:17:48,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:17:48,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:17:48,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 12:17:48,255 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [795881542] [2020-09-21 12:17:48,255 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:17:48,255 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:17:48,255 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153439318] [2020-09-21 12:17:48,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:17:48,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:17:48,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:17:48,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:17:48,259 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 8 states. [2020-09-21 12:17:48,714 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:49,463 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:17:50,293 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 12:17:50,596 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 12:17:50,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:17:50,731 INFO L93 Difference]: Finished difference Result 234 states and 303 transitions. [2020-09-21 12:17:50,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 12:17:50,733 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-09-21 12:17:50,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:17:50,733 INFO L225 Difference]: With dead ends: 234 [2020-09-21 12:17:50,734 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:17:50,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-09-21 12:17:50,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:17:50,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:17:50,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:17:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:17:50,738 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-09-21 12:17:50,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:17:50,738 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:17:50,738 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:17:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:17:50,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:17:50,739 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:17:50,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:17:50,931 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:51,102 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:51,267 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:51,430 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:51,593 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:51,759 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:51,926 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:52,114 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:52,282 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:52,440 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:52,599 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:52,758 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:52,916 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:53,076 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:53,239 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:53,394 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:53,548 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:53,703 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:53,857 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,014 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,172 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,330 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,484 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,638 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,791 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:54,951 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:55,105 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:55,270 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:55,431 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:55,598 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:55,759 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:55,913 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:56,076 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:56,230 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:56,390 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:56,543 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:56,713 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:56,868 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:57,022 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:57,177 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:57,332 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:57,491 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:57,665 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:17:57,885 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-09-21 12:17:58,120 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:17:58,362 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-09-21 12:17:58,604 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:17:58,855 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:17:59,150 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:17:59,358 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-09-21 12:17:59,569 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 16 [2020-09-21 12:17:59,807 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-09-21 12:18:00,046 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-09-21 12:18:00,297 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-09-21 12:18:00,509 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-09-21 12:18:00,756 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:18:00,990 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:18:01,224 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:18:01,454 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-09-21 12:18:01,683 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:18:01,930 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-09-21 12:18:02,169 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 16 [2020-09-21 12:18:02,345 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-09-21 12:18:02,504 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 16 [2020-09-21 12:18:02,518 INFO L268 CegarLoopResult]: For program point L634(lines 611 635) no Hoare annotation was computed. [2020-09-21 12:18:02,518 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 587 642) no Hoare annotation was computed. [2020-09-21 12:18:02,518 INFO L268 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-09-21 12:18:02,518 INFO L268 CegarLoopResult]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2020-09-21 12:18:02,518 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 587 642) no Hoare annotation was computed. [2020-09-21 12:18:02,518 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 587 642) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 633) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point L669-2(lines 669 694) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point L695(lines 668 696) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 643 702) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-09-21 12:18:02,519 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-09-21 12:18:02,520 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 643 702) no Hoare annotation was computed. [2020-09-21 12:18:02,520 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 643 702) no Hoare annotation was computed. [2020-09-21 12:18:02,520 INFO L268 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-09-21 12:18:02,520 INFO L268 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-09-21 12:18:02,520 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 968 974) the Hoare annotation is: true [2020-09-21 12:18:02,520 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 968 974) no Hoare annotation was computed. [2020-09-21 12:18:02,522 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 975 983) no Hoare annotation was computed. [2020-09-21 12:18:02,523 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 975 983) the Hoare annotation is: true [2020-09-21 12:18:02,523 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 975 983) no Hoare annotation was computed. [2020-09-21 12:18:02,523 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 902 909) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,525 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 902 909) no Hoare annotation was computed. [2020-09-21 12:18:02,525 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 902 909) no Hoare annotation was computed. [2020-09-21 12:18:02,525 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 910 919) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,525 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 910 919) no Hoare annotation was computed. [2020-09-21 12:18:02,525 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 910 919) no Hoare annotation was computed. [2020-09-21 12:18:02,525 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-09-21 12:18:02,525 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-09-21 12:18:02,526 INFO L268 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-09-21 12:18:02,526 INFO L268 CegarLoopResult]: For program point L928-1(lines 920 948) no Hoare annotation was computed. [2020-09-21 12:18:02,526 INFO L271 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: true [2020-09-21 12:18:02,526 INFO L268 CegarLoopResult]: For program point L926-1(line 926) no Hoare annotation was computed. [2020-09-21 12:18:02,526 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 920 948) the Hoare annotation is: true [2020-09-21 12:18:02,526 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 920 948) no Hoare annotation was computed. [2020-09-21 12:18:02,526 INFO L264 CegarLoopResult]: At program point L935(line 935) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-09-21 12:18:02,526 INFO L268 CegarLoopResult]: For program point L933(lines 933 939) no Hoare annotation was computed. [2020-09-21 12:18:02,527 INFO L268 CegarLoopResult]: For program point L932(lines 932 942) no Hoare annotation was computed. [2020-09-21 12:18:02,527 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-09-21 12:18:02,527 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 511 533) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,527 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 511 533) no Hoare annotation was computed. [2020-09-21 12:18:02,527 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 511 533) no Hoare annotation was computed. [2020-09-21 12:18:02,529 INFO L264 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,529 INFO L264 CegarLoopResult]: At program point L523-1(line 523) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,530 INFO L268 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2020-09-21 12:18:02,530 INFO L268 CegarLoopResult]: For program point L521-1(lines 521 528) no Hoare annotation was computed. [2020-09-21 12:18:02,530 INFO L268 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-09-21 12:18:02,531 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,531 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,531 INFO L264 CegarLoopResult]: At program point L517-1(line 517) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 465 488) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 465 488) no Hoare annotation was computed. [2020-09-21 12:18:02,532 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 465 488) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-09-21 12:18:02,533 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-09-21 12:18:02,534 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-09-21 12:18:02,534 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-09-21 12:18:02,534 INFO L268 CegarLoopResult]: For program point L188-1(lines 169 193) no Hoare annotation was computed. [2020-09-21 12:18:02,534 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,534 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,534 INFO L268 CegarLoopResult]: For program point L177(lines 177 185) no Hoare annotation was computed. [2020-09-21 12:18:02,534 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 169 193) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-09-21 12:18:02,535 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,535 INFO L268 CegarLoopResult]: For program point L175-1(line 175) no Hoare annotation was computed. [2020-09-21 12:18:02,535 INFO L268 CegarLoopResult]: For program point L173(lines 173 190) no Hoare annotation was computed. [2020-09-21 12:18:02,535 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 169 193) no Hoare annotation was computed. [2020-09-21 12:18:02,535 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 328 342) no Hoare annotation was computed. [2020-09-21 12:18:02,535 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,535 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-09-21 12:18:02,536 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 328 342) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,536 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 328 342) no Hoare annotation was computed. [2020-09-21 12:18:02,537 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 264 272) no Hoare annotation was computed. [2020-09-21 12:18:02,537 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 264 272) the Hoare annotation is: true [2020-09-21 12:18:02,537 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 264 272) no Hoare annotation was computed. [2020-09-21 12:18:02,537 INFO L268 CegarLoopResult]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-09-21 12:18:02,537 INFO L271 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: true [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-09-21 12:18:02,538 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 309 327) the Hoare annotation is: true [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 309 327) no Hoare annotation was computed. [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 309 327) no Hoare annotation was computed. [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point L280(lines 280 288) no Hoare annotation was computed. [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 288) no Hoare annotation was computed. [2020-09-21 12:18:02,538 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 273 308) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 273 308) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 273 308) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 300) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 961 967) no Hoare annotation was computed. [2020-09-21 12:18:02,539 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 961 967) the Hoare annotation is: true [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 541 586) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 541 586) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 541 586) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 854 899) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 854 899) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point L874(lines 874 881) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 854 899) no Hoare annotation was computed. [2020-09-21 12:18:02,540 INFO L268 CegarLoopResult]: For program point L868(lines 868 888) no Hoare annotation was computed. [2020-09-21 12:18:02,541 INFO L268 CegarLoopResult]: For program point L868-1(lines 868 888) no Hoare annotation was computed. [2020-09-21 12:18:02,541 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 497 507) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,541 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 497 507) no Hoare annotation was computed. [2020-09-21 12:18:02,541 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 497 507) no Hoare annotation was computed. [2020-09-21 12:18:02,541 INFO L264 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,541 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-09-21 12:18:02,542 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 253 263) the Hoare annotation is: true [2020-09-21 12:18:02,542 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 253 263) no Hoare annotation was computed. [2020-09-21 12:18:02,542 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 253 263) no Hoare annotation was computed. [2020-09-21 12:18:02,542 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-09-21 12:18:02,542 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 245 252) the Hoare annotation is: true [2020-09-21 12:18:02,542 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2020-09-21 12:18:02,542 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2020-09-21 12:18:02,542 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 195 219) no Hoare annotation was computed. [2020-09-21 12:18:02,543 INFO L264 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-09-21 12:18:02,543 INFO L268 CegarLoopResult]: For program point L214-1(lines 195 219) no Hoare annotation was computed. [2020-09-21 12:18:02,543 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 195 219) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-09-21 12:18:02,543 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,543 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,544 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-09-21 12:18:02,544 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,544 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-09-21 12:18:02,544 INFO L268 CegarLoopResult]: For program point L199(lines 199 216) no Hoare annotation was computed. [2020-09-21 12:18:02,544 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 161 167) no Hoare annotation was computed. [2020-09-21 12:18:02,544 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 161 167) the Hoare annotation is: true [2020-09-21 12:18:02,544 INFO L264 CegarLoopResult]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:18:02,545 INFO L268 CegarLoopResult]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2020-09-21 12:18:02,545 INFO L264 CegarLoopResult]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,545 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,545 INFO L268 CegarLoopResult]: For program point L100(lines 100 106) no Hoare annotation was computed. [2020-09-21 12:18:02,545 INFO L264 CegarLoopResult]: At program point L100-1(lines 94 107) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,545 INFO L268 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2020-09-21 12:18:02,546 INFO L268 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2020-09-21 12:18:02,546 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,546 INFO L268 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2020-09-21 12:18:02,546 INFO L268 CegarLoopResult]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2020-09-21 12:18:02,546 INFO L264 CegarLoopResult]: At program point L109(lines 64 111) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,546 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,546 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-09-21 12:18:02,546 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point L828(lines 828 835) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 808 853) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point L822(lines 822 842) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point L822-1(lines 822 842) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 808 853) no Hoare annotation was computed. [2020-09-21 12:18:02,547 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 808 853) no Hoare annotation was computed. [2020-09-21 12:18:02,548 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 220 227) no Hoare annotation was computed. [2020-09-21 12:18:02,548 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 220 227) no Hoare annotation was computed. [2020-09-21 12:18:02,548 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 220 227) no Hoare annotation was computed. [2020-09-21 12:18:02,548 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 424 432) no Hoare annotation was computed. [2020-09-21 12:18:02,548 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 424 432) the Hoare annotation is: true [2020-09-21 12:18:02,548 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 424 432) no Hoare annotation was computed. [2020-09-21 12:18:02,550 INFO L268 CegarLoopResult]: For program point L400(lines 400 408) no Hoare annotation was computed. [2020-09-21 12:18:02,550 INFO L268 CegarLoopResult]: For program point L400-2(lines 400 408) no Hoare annotation was computed. [2020-09-21 12:18:02,550 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 392 414) no Hoare annotation was computed. [2020-09-21 12:18:02,550 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 392 414) no Hoare annotation was computed. [2020-09-21 12:18:02,550 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 392 414) no Hoare annotation was computed. [2020-09-21 12:18:02,550 INFO L268 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 705 807) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point L793(lines 793 804) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 774) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point L775(lines 753 776) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 705 807) no Hoare annotation was computed. [2020-09-21 12:18:02,551 INFO L268 CegarLoopResult]: For program point L734(lines 734 750) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point L755(lines 754 774) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 705 807) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point L751(lines 751 792) no Hoare annotation was computed. [2020-09-21 12:18:02,552 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-09-21 12:18:02,553 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 951 960) no Hoare annotation was computed. [2020-09-21 12:18:02,553 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 951 960) no Hoare annotation was computed. [2020-09-21 12:18:02,553 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 951 960) no Hoare annotation was computed. [2020-09-21 12:18:02,553 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,555 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:18:02,555 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point L239-1(lines 228 244) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 244) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 244) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-09-21 12:18:02,556 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 415 423) the Hoare annotation is: true [2020-09-21 12:18:02,557 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 415 423) no Hoare annotation was computed. [2020-09-21 12:18:02,557 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 415 423) no Hoare annotation was computed. [2020-09-21 12:18:02,557 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 371 382) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:18:02,557 INFO L268 CegarLoopResult]: For program point L375-1(lines 371 382) no Hoare annotation was computed. [2020-09-21 12:18:02,557 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 371 382) no Hoare annotation was computed. [2020-09-21 12:18:02,557 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,557 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,559 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,559 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,559 INFO L264 CegarLoopResult]: At program point L148(lines 148 154) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,560 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 134 160) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-09-21 12:18:02,560 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:18:02,560 INFO L268 CegarLoopResult]: For program point L141(lines 137 159) no Hoare annotation was computed. [2020-09-21 12:18:02,560 INFO L268 CegarLoopResult]: For program point L139(lines 137 159) no Hoare annotation was computed. [2020-09-21 12:18:02,560 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 134 160) no Hoare annotation was computed. [2020-09-21 12:18:02,561 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 134 160) no Hoare annotation was computed. [2020-09-21 12:18:02,561 INFO L268 CegarLoopResult]: For program point L449(lines 449 453) no Hoare annotation was computed. [2020-09-21 12:18:02,561 INFO L264 CegarLoopResult]: At program point L449-1(lines 449 453) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,561 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 435 464) no Hoare annotation was computed. [2020-09-21 12:18:02,561 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-09-21 12:18:02,561 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 435 464) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-09-21 12:18:02,562 INFO L264 CegarLoopResult]: At program point L445-2(lines 445 459) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,562 INFO L264 CegarLoopResult]: At program point L441(line 441) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-09-21 12:18:02,562 INFO L268 CegarLoopResult]: For program point L441-1(line 441) no Hoare annotation was computed. [2020-09-21 12:18:02,562 INFO L271 CegarLoopResult]: At program point L460(lines 435 464) the Hoare annotation is: true [2020-09-21 12:18:02,562 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-09-21 12:18:02,562 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 383 391) the Hoare annotation is: true [2020-09-21 12:18:02,562 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 383 391) no Hoare annotation was computed. [2020-09-21 12:18:02,562 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 383 391) no Hoare annotation was computed. [2020-09-21 12:18:02,563 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 347 358) the Hoare annotation is: true [2020-09-21 12:18:02,563 INFO L268 CegarLoopResult]: For program point L351-1(lines 347 358) no Hoare annotation was computed. [2020-09-21 12:18:02,563 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 347 358) no Hoare annotation was computed. [2020-09-21 12:18:02,563 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 489 495) no Hoare annotation was computed. [2020-09-21 12:18:02,563 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 489 495) the Hoare annotation is: true [2020-09-21 12:18:02,563 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,563 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-09-21 12:18:02,563 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:18:02,564 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:18:02,564 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 359 370) no Hoare annotation was computed. [2020-09-21 12:18:02,564 INFO L268 CegarLoopResult]: For program point L363-1(lines 359 370) no Hoare annotation was computed. [2020-09-21 12:18:02,564 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 359 370) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:18:02,564 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-09-21 12:18:02,564 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-09-21 12:18:02,564 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-09-21 12:18:02,565 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-09-21 12:18:02,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:18:02 BoogieIcfgContainer [2020-09-21 12:18:02,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:18:02,596 INFO L168 Benchmark]: Toolchain (without parser) took 21520.01 ms. Allocated memory was 140.0 MB in the beginning and 475.0 MB in the end (delta: 335.0 MB). Free memory was 102.4 MB in the beginning and 139.7 MB in the end (delta: -37.2 MB). Peak memory consumption was 298.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:18:02,603 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 12:18:02,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.60 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.7 MB in the beginning and 170.2 MB in the end (delta: -68.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:18:02,607 INFO L168 Benchmark]: Boogie Preprocessor took 97.75 ms. Allocated memory is still 203.4 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:18:02,612 INFO L168 Benchmark]: RCFGBuilder took 1203.35 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 166.1 MB in the beginning and 195.1 MB in the end (delta: -29.1 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2020-09-21 12:18:02,614 INFO L168 Benchmark]: TraceAbstraction took 19487.23 ms. Allocated memory was 237.5 MB in the beginning and 475.0 MB in the end (delta: 237.5 MB). Free memory was 195.1 MB in the beginning and 139.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 293.2 MB. Max. memory is 7.1 GB. [2020-09-21 12:18:02,620 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.60 ms. Allocated memory was 140.0 MB in the beginning and 203.4 MB in the end (delta: 63.4 MB). Free memory was 101.7 MB in the beginning and 170.2 MB in the end (delta: -68.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.75 ms. Allocated memory is still 203.4 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1203.35 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 166.1 MB in the beginning and 195.1 MB in the end (delta: -29.1 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 19487.23 ms. Allocated memory was 237.5 MB in the beginning and 475.0 MB in the end (delta: 237.5 MB). Free memory was 195.1 MB in the beginning and 139.7 MB in the end (delta: 55.5 MB). Peak memory consumption was 293.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 445]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.5s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 229 SDtfs, 248 SDslu, 174 SDs, 0 SdLazy, 488 SolverSat, 155 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=189occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 31 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 197 PreInvPairs, 229 NumberOfFragments, 841 HoareAnnotationTreeSize, 197 FomulaSimplifications, 1194 FormulaSimplificationTreeSizeReduction, 6.9s HoareSimplificationTime, 63 FomulaSimplificationsInter, 5681 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 33977 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...