/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:42:41,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:42:41,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:42:41,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:42:41,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:42:41,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:42:41,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:42:41,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:42:41,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:42:41,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:42:41,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:42:41,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:42:41,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:42:41,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:42:41,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:42:41,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:42:41,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:42:41,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:42:41,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:42:41,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:42:41,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:42:41,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:42:41,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:42:41,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:42:41,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:42:41,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:42:41,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:42:41,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:42:41,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:42:41,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:42:41,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:42:41,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:42:41,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:42:41,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:42:41,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:42:41,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:42:41,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:42:41,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:42:41,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:42:41,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:42:41,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:42:41,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 11:42:42,008 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:42:42,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:42:42,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:42:42,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:42:42,014 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:42:42,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:42:42,014 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:42:42,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:42:42,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:42:42,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:42:42,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:42:42,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:42:42,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:42:42,017 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:42:42,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:42:42,017 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:42:42,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:42:42,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:42:42,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:42:42,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:42:42,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:42:42,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:42,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:42:42,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:42:42,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:42:42,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:42:42,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:42:42,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:42:42,020 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:42:42,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:42:42,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:42:42,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:42:42,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:42:42,507 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:42:42,508 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:42:42,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-10-29 11:42:42,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c4d2d0e0d/ccc830f6d49e44fab6f9781fc1b766ab/FLAGd8e9d16b8 [2020-10-29 11:42:43,332 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:42:43,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2020-10-29 11:42:43,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c4d2d0e0d/ccc830f6d49e44fab6f9781fc1b766ab/FLAGd8e9d16b8 [2020-10-29 11:42:43,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c4d2d0e0d/ccc830f6d49e44fab6f9781fc1b766ab [2020-10-29 11:42:43,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:42:43,672 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:42:43,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:43,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:42:43,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:42:43,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:43" (1/1) ... [2020-10-29 11:42:43,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758d80fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:43, skipping insertion in model container [2020-10-29 11:42:43,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:43" (1/1) ... [2020-10-29 11:42:43,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:42:43,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:42:44,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:44,147 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:42:44,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:44,281 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:42:44,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44 WrapperNode [2020-10-29 11:42:44,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:44,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:42:44,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:42:44,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:42:44,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... [2020-10-29 11:42:44,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:42:44,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:42:44,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:42:44,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:42:44,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:44,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:42:44,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:42:44,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:44,590 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:42:44,591 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:42:44,592 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:42:44,592 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:42:44,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:42:44,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:42:44,593 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:42:44,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:44,594 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:42:44,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:42:44,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:42:44,595 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:42:44,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:42:44,596 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:42:44,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:42:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:42:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:42:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:42:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-29 11:42:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:42:44,597 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:42:44,598 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:42:44,598 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:42:44,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:42:44,598 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:42:44,598 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:42:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:42:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:42:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:44,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:44,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:42:44,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:42:44,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:42:44,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:42:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:42:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:42:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:42:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:42:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:42:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:42:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:42:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:42:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:42:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:42:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:42:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:42:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:42:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:42:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-29 11:42:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:42:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:42:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:42:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:42:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:42:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:42:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:42:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:42:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:42:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:42:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:42:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:42:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:42:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:42:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:42:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:42:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:42:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:42:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:42:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:42:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:42:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:42:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:42:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:42:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:42:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:42:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:42:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:42:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:42:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:42:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:42:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:42:46,173 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:42:46,174 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:42:46,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:46 BoogieIcfgContainer [2020-10-29 11:42:46,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:42:46,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:42:46,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:42:46,182 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:42:46,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:42:43" (1/3) ... [2020-10-29 11:42:46,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61bff19f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:46, skipping insertion in model container [2020-10-29 11:42:46,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:44" (2/3) ... [2020-10-29 11:42:46,183 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61bff19f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:46, skipping insertion in model container [2020-10-29 11:42:46,183 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:46" (3/3) ... [2020-10-29 11:42:46,185 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2020-10-29 11:42:46,216 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:42:46,221 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:42:46,234 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:42:46,263 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:42:46,263 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:42:46,264 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:42:46,264 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:42:46,264 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:42:46,264 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:42:46,264 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:42:46,264 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:42:46,288 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2020-10-29 11:42:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:42:46,297 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:46,298 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:46,298 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:46,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:46,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1891862656, now seen corresponding path program 1 times [2020-10-29 11:42:46,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:46,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1168725645] [2020-10-29 11:42:46,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:46,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:46,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:47,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:49,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:49,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:51,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:51,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:42:51,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:51,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:42:51,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:51,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:42:51,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:51,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:42:51,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 11:42:52,415 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:52,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:52,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 11:42:52,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:52,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:52,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:52,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:52,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:52,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:52,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:52,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:52,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:52,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:52,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:52,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:52,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:52,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:52,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:52,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:52,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:52,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:52,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:52,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:42:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:52,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:52,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:52,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:52,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:42:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:52,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:52,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:52,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:52,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:52,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:52,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:52,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:52,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:52,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:52,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:52,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:42:52,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1168725645] [2020-10-29 11:42:52,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:52,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:42:52,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951657531] [2020-10-29 11:42:52,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:42:52,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:52,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:42:52,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:42:52,730 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 4 states. [2020-10-29 11:42:53,602 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:56,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:56,411 INFO L93 Difference]: Finished difference Result 331 states and 446 transitions. [2020-10-29 11:42:56,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:42:56,414 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:42:56,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:56,429 INFO L225 Difference]: With dead ends: 331 [2020-10-29 11:42:56,429 INFO L226 Difference]: Without dead ends: 211 [2020-10-29 11:42:56,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:42:56,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-10-29 11:42:56,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 149. [2020-10-29 11:42:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-29 11:42:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-10-29 11:42:56,552 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 47 [2020-10-29 11:42:56,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:56,552 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-10-29 11:42:56,552 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:42:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-10-29 11:42:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-29 11:42:56,556 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:56,556 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:56,556 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:42:56,557 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:42:56,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:56,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1838338712, now seen corresponding path program 1 times [2020-10-29 11:42:56,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:56,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [679050621] [2020-10-29 11:42:56,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:56,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:56,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:57,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:58,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:01,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:01,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-29 11:43:01,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:43:01,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:43:01,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:01,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:01,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:43:01,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:43:01,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-29 11:43:01,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,397 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:02,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:43:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:02,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-29 11:43:02,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:43:02,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:43:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:02,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:02,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:02,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:43:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:02,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:02,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:02,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:43:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:02,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:02,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:02,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:43:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:02,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:02,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:02,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:43:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:43:02,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:43:02,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:43:02,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 11:43:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:02,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:43:02,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:43:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:02,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 11:43:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:43:02,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:43:02,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:43:02,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:43:02,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:43:02,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:43:02,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:43:02,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:43:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:43:02,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:43:02,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:43:02,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:43:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:43:02,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [679050621] [2020-10-29 11:43:02,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:43:02,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 11:43:02,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975411785] [2020-10-29 11:43:02,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 11:43:02,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:43:02,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 11:43:02,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-29 11:43:02,604 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 7 states. [2020-10-29 11:43:03,482 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:43:05,932 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:43:06,679 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:07,364 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:43:07,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:43:07,804 INFO L93 Difference]: Finished difference Result 281 states and 354 transitions. [2020-10-29 11:43:07,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 11:43:07,811 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-29 11:43:07,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:43:07,813 INFO L225 Difference]: With dead ends: 281 [2020-10-29 11:43:07,813 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:43:07,817 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-29 11:43:07,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:43:07,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:43:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:43:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:43:07,818 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-29 11:43:07,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:43:07,818 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:43:07,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 11:43:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:43:07,818 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:43:07,819 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:43:07,821 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:43:10,884 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:11,441 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:11,972 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:12,537 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:13,575 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:14,519 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:15,088 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:15,677 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:16,274 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:17,192 WARN L193 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:17,726 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 8 [2020-10-29 11:43:18,353 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:43:19,438 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:20,036 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:20,642 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:21,254 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:22,403 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:22,986 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:23,980 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8 [2020-10-29 11:43:24,615 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:25,179 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:26,350 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:27,404 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 147 DAG size of output: 8 [2020-10-29 11:43:27,942 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-29 11:43:28,474 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 11 [2020-10-29 11:43:29,050 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2020-10-29 11:43:29,063 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:43:29,064 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:43:29,064 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:43:29,064 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:43:29,064 INFO L274 CegarLoopResult]: For program point L597(lines 597 601) no Hoare annotation was computed. [2020-10-29 11:43:29,064 INFO L274 CegarLoopResult]: For program point L597-1(lines 597 601) no Hoare annotation was computed. [2020-10-29 11:43:29,064 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 566 621) no Hoare annotation was computed. [2020-10-29 11:43:29,064 INFO L274 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point L591-2(lines 591 612) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 566 621) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point L613(lines 590 614) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 566 621) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point L667(line 667) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point L667-1(line 667) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 622 681) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 622 681) no Hoare annotation was computed. [2020-10-29 11:43:29,065 INFO L274 CegarLoopResult]: For program point L654(lines 654 658) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point L654-1(lines 654 658) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 622 681) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point L649(line 649) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point L648-2(lines 648 673) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point L674(lines 647 675) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 401 407) the Hoare annotation is: true [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 401 407) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 408 416) no Hoare annotation was computed. [2020-10-29 11:43:29,066 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 408 416) the Hoare annotation is: true [2020-10-29 11:43:29,066 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 408 416) no Hoare annotation was computed. [2020-10-29 11:43:29,067 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 130 154) the Hoare annotation is: true [2020-10-29 11:43:29,067 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 130 154) no Hoare annotation was computed. [2020-10-29 11:43:29,067 INFO L270 CegarLoopResult]: At program point L144(line 144) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,067 INFO L274 CegarLoopResult]: For program point L142(lines 142 148) no Hoare annotation was computed. [2020-10-29 11:43:29,067 INFO L277 CegarLoopResult]: At program point L140(line 140) the Hoare annotation is: true [2020-10-29 11:43:29,067 INFO L274 CegarLoopResult]: For program point L140-1(line 140) no Hoare annotation was computed. [2020-10-29 11:43:29,067 INFO L274 CegarLoopResult]: For program point L138(lines 138 151) no Hoare annotation was computed. [2020-10-29 11:43:29,067 INFO L274 CegarLoopResult]: For program point L138-1(lines 130 154) no Hoare annotation was computed. [2020-10-29 11:43:29,068 INFO L277 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: true [2020-10-29 11:43:29,068 INFO L274 CegarLoopResult]: For program point L136-1(line 136) no Hoare annotation was computed. [2020-10-29 11:43:29,068 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 490 512) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,068 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 490 512) no Hoare annotation was computed. [2020-10-29 11:43:29,068 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,068 INFO L270 CegarLoopResult]: At program point L502-1(line 502) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,068 INFO L274 CegarLoopResult]: For program point L500(lines 500 507) no Hoare annotation was computed. [2020-10-29 11:43:29,068 INFO L274 CegarLoopResult]: For program point L500-1(lines 500 507) no Hoare annotation was computed. [2020-10-29 11:43:29,069 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 11:43:29,069 INFO L270 CegarLoopResult]: At program point L497(line 497) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,069 INFO L270 CegarLoopResult]: At program point L496(line 496) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,069 INFO L270 CegarLoopResult]: At program point L496-1(line 496) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,069 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 490 512) no Hoare annotation was computed. [2020-10-29 11:43:29,069 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 449 472) no Hoare annotation was computed. [2020-10-29 11:43:29,069 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 449 472) no Hoare annotation was computed. [2020-10-29 11:43:29,069 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 449 472) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-29 11:43:29,070 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 356 370) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L270 CegarLoopResult]: At program point L362(line 362) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point L360(lines 360 366) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 356 370) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 356 370) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 266 273) no Hoare annotation was computed. [2020-10-29 11:43:29,071 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 266 273) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 266 273) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 311 319) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 311 319) the Hoare annotation is: true [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 311 319) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point L339(lines 339 347) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point L339-2(lines 339 347) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 320 355) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point L327(lines 327 335) no Hoare annotation was computed. [2020-10-29 11:43:29,072 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 320 355) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point L327-2(lines 327 335) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 320 355) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 394 400) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 394 400) the Hoare annotation is: true [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 520 565) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 520 565) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 520 565) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point L864(lines 864 865) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 833 878) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point L857(lines 857 858) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point L853(lines 853 860) no Hoare annotation was computed. [2020-10-29 11:43:29,073 INFO L274 CegarLoopResult]: For program point L847(lines 847 867) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 857 858) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 864 865) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point L847-1(lines 847 867) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 833 878) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 833 878) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 480 489) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 480 489) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 480 489) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-10-29 11:43:29,074 INFO L274 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 300 310) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 300 310) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 300 310) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 292 299) the Hoare annotation is: true [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 292 299) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 292 299) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 259 265) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 259 265) the Hoare annotation is: true [2020-10-29 11:43:29,075 INFO L270 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,075 INFO L270 CegarLoopResult]: At program point testENTRY(lines 160 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L274 CegarLoopResult]: For program point L190-1(lines 190 196) no Hoare annotation was computed. [2020-10-29 11:43:29,075 INFO L270 CegarLoopResult]: At program point L217(lines 170 219) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,076 INFO L274 CegarLoopResult]: For program point testFINAL(lines 160 227) no Hoare annotation was computed. [2020-10-29 11:43:29,076 INFO L270 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,076 INFO L274 CegarLoopResult]: For program point L180(lines 180 186) no Hoare annotation was computed. [2020-10-29 11:43:29,076 INFO L274 CegarLoopResult]: For program point L180-1(lines 180 186) no Hoare annotation was computed. [2020-10-29 11:43:29,076 INFO L274 CegarLoopResult]: For program point L172(lines 172 176) no Hoare annotation was computed. [2020-10-29 11:43:29,076 INFO L270 CegarLoopResult]: At program point L220(lines 169 221) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,076 INFO L270 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,076 INFO L274 CegarLoopResult]: For program point L208(lines 208 214) no Hoare annotation was computed. [2020-10-29 11:43:29,076 INFO L270 CegarLoopResult]: At program point L208-1(lines 200 215) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point L171(lines 170 219) no Hoare annotation was computed. [2020-10-29 11:43:29,077 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point L200(lines 200 215) no Hoare annotation was computed. [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point testEXIT(lines 160 227) no Hoare annotation was computed. [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point L801(lines 801 821) no Hoare annotation was computed. [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point L801-1(lines 801 821) no Hoare annotation was computed. [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 811 812) no Hoare annotation was computed. [2020-10-29 11:43:29,077 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 818 819) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 787 832) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 787 832) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point L818(lines 818 819) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 787 832) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point L811(lines 811 812) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point L807(lines 807 814) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:43:29,078 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 384 393) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 384 393) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 384 393) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point L735(lines 735 739) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 684 786) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point L733-2(lines 733 753) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point L754(lines 732 755) no Hoare annotation was computed. [2020-10-29 11:43:29,079 INFO L274 CegarLoopResult]: For program point L713(lines 713 729) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 684 786) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L773(lines 773 780) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L734(lines 733 753) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L765-1(line 765) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L730(lines 730 771) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 684 786) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L749(line 749) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L749-1(line 749) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L708(lines 708 712) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point L772(lines 772 783) no Hoare annotation was computed. [2020-10-29 11:43:29,080 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point L286-1(lines 275 291) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 275 291) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 275 291) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point L280(line 280) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point L280-1(line 280) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:43:29,081 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:29,082 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:43:29,083 INFO L270 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,083 INFO L270 CegarLoopResult]: At program point L246(lines 246 252) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,083 INFO L270 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,083 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 235 258) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,083 INFO L274 CegarLoopResult]: For program point L239(lines 238 257) no Hoare annotation was computed. [2020-10-29 11:43:29,083 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 235 258) no Hoare annotation was computed. [2020-10-29 11:43:29,083 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 235 258) no Hoare annotation was computed. [2020-10-29 11:43:29,083 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 419 448) no Hoare annotation was computed. [2020-10-29 11:43:29,084 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 419 448) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,084 INFO L277 CegarLoopResult]: At program point L444(lines 419 448) the Hoare annotation is: true [2020-10-29 11:43:29,084 INFO L274 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-29 11:43:29,084 INFO L274 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-10-29 11:43:29,084 INFO L270 CegarLoopResult]: At program point L433-1(lines 433 437) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,084 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-29 11:43:29,084 INFO L270 CegarLoopResult]: At program point L429-2(lines 429 443) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,084 INFO L270 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,084 INFO L274 CegarLoopResult]: For program point L425-1(line 425) no Hoare annotation was computed. [2020-10-29 11:43:29,085 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-29 11:43:29,085 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:43:29,085 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:43:29,085 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 473 479) no Hoare annotation was computed. [2020-10-29 11:43:29,085 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 473 479) the Hoare annotation is: true [2020-10-29 11:43:29,085 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,085 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:43:29,085 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:43:29,086 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:43:29,086 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 371 378) no Hoare annotation was computed. [2020-10-29 11:43:29,086 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 371 378) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,086 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 371 378) no Hoare annotation was computed. [2020-10-29 11:43:29,086 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:43:29,086 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:43:29,086 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:43:29,086 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 880 887) no Hoare annotation was computed. [2020-10-29 11:43:29,086 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 880 887) the Hoare annotation is: true [2020-10-29 11:43:29,087 INFO L274 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-10-29 11:43:29,087 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 880 887) no Hoare annotation was computed. [2020-10-29 11:43:29,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:43:29 BoogieIcfgContainer [2020-10-29 11:43:29,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:43:29,105 INFO L168 Benchmark]: Toolchain (without parser) took 45437.96 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 125.3 MB in the beginning and 313.3 MB in the end (delta: -188.0 MB). Peak memory consumption was 275.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:29,106 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 124.0 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:43:29,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.30 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:29,108 INFO L168 Benchmark]: Boogie Preprocessor took 135.91 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:29,109 INFO L168 Benchmark]: RCFGBuilder took 1754.38 ms. Allocated memory is still 151.0 MB. Free memory was 100.2 MB in the beginning and 50.0 MB in the end (delta: 50.2 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:29,110 INFO L168 Benchmark]: TraceAbstraction took 42925.36 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 49.4 MB in the beginning and 313.3 MB in the end (delta: -263.9 MB). Peak memory consumption was 198.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:43:29,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 124.0 MB in the end (delta: 102.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 610.30 ms. Allocated memory is still 151.0 MB. Free memory was 124.7 MB in the beginning and 104.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 135.91 ms. Allocated memory is still 151.0 MB. Free memory was 104.2 MB in the beginning and 100.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1754.38 ms. Allocated memory is still 151.0 MB. Free memory was 100.2 MB in the beginning and 50.0 MB in the end (delta: 50.2 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 42925.36 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 49.4 MB in the beginning and 313.3 MB in the end (delta: -263.9 MB). Peak memory consumption was 198.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 818]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 857]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 864]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: \old(waterLevel) == waterLevel || !(pumpRunning == 0) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 223 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 8.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 175 SDtfs, 320 SDslu, 116 SDs, 0 SdLazy, 516 SolverSat, 167 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 62 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 184 PreInvPairs, 233 NumberOfFragments, 589 HoareAnnotationTreeSize, 184 FomulaSimplifications, 8274 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 47 FomulaSimplificationsInter, 9197 FormulaSimplificationTreeSizeReductionInter, 19.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.0s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 29260 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...