/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_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:42:07,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:42:07,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:42:07,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:42:07,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:42:07,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:42:07,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:42:07,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:42:07,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:42:07,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:42:07,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:42:07,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:42:07,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:42:07,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:42:07,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:42:07,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:42:07,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:42:07,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:42:07,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:42:07,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:42:07,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:42:07,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:42:07,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:42:07,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:42:07,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:42:07,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:42:07,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:42:07,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:42:07,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:42:07,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:42:07,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:42:07,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:42:07,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:42:07,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:42:07,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:42:07,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:42:07,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:42:07,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:42:07,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:42:07,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:42:07,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:42:07,630 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 11:42:07,701 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:42:07,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:42:07,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:42:07,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:42:07,707 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:42:07,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:42:07,708 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:42:07,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:42:07,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:42:07,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:42:07,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:42:07,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:42:07,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:42:07,712 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:42:07,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:42:07,712 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:42:07,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:42:07,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:42:07,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:42:07,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:42:07,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:42:07,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:42:07,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:42:07,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:42:07,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:42:07,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:42:07,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:42:07,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:42:07,716 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:42:07,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:42:08,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:42:08,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:42:08,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:42:08,224 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:42:08,225 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:42:08,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-10-29 11:42:08,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/26626740a/6eefca42a814475780e883482a196ecd/FLAGcb04b14f5 [2020-10-29 11:42:09,005 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:42:09,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2020-10-29 11:42:09,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/26626740a/6eefca42a814475780e883482a196ecd/FLAGcb04b14f5 [2020-10-29 11:42:09,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/26626740a/6eefca42a814475780e883482a196ecd [2020-10-29 11:42:09,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:42:09,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:42:09,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:09,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:42:09,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:42:09,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d29fcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09, skipping insertion in model container [2020-10-29 11:42:09,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:42:09,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:42:09,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:09,644 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:42:09,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:42:09,801 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:42:09,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09 WrapperNode [2020-10-29 11:42:09,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:42:09,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:42:09,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:42:09,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:42:09,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (1/1) ... [2020-10-29 11:42:09,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:42:09,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:42:09,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:42:09,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:42:09,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (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 11:42:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:42:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:42:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:42:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:42:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:42:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:42:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:42:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:42:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:42:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:42:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:42:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:42:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:42:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:42:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:42:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:42:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:42:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:42:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:42:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:42:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:42:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:42:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:42:10,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:10,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:42:10,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:42:10,068 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:42:10,068 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:42:10,069 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:42:10,069 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:42:10,070 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:42:10,070 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:42:10,070 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:42:10,070 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:42:10,070 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:42:10,070 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:42:10,071 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:42:10,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:42:10,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:42:10,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:42:10,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:42:10,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:42:10,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:42:10,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:42:10,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:42:10,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:42:10,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:42:10,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:42:10,073 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:42:10,074 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:42:10,075 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:42:10,075 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:42:10,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-29 11:42:10,075 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:42:10,075 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:42:10,075 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:42:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:42:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:42:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:42:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:42:10,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:42:11,409 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:42:11,410 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:42:11,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:11 BoogieIcfgContainer [2020-10-29 11:42:11,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:42:11,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:42:11,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:42:11,419 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:42:11,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:42:09" (1/3) ... [2020-10-29 11:42:11,421 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@304ed414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:11, skipping insertion in model container [2020-10-29 11:42:11,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:42:09" (2/3) ... [2020-10-29 11:42:11,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@304ed414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:42:11, skipping insertion in model container [2020-10-29 11:42:11,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:42:11" (3/3) ... [2020-10-29 11:42:11,424 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2020-10-29 11:42:11,437 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:42:11,443 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:42:11,458 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:42:11,487 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:42:11,488 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:42:11,488 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:42:11,488 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:42:11,488 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:42:11,488 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:42:11,489 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:42:11,489 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:42:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2020-10-29 11:42:11,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:42:11,537 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:11,538 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 11:42:11,539 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 11:42:11,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:11,552 INFO L82 PathProgramCache]: Analyzing trace with hash 851028782, now seen corresponding path program 1 times [2020-10-29 11:42:11,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:11,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484289940] [2020-10-29 11:42:11,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:12,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:12,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:12,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:13,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:14,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:16,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:16,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:42:16,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:16,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 11:42:16,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:16,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:16,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:16,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:16,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:42:16,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 11:42:17,363 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:17,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:17,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-29 11:42:17,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:17,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:17,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:17,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:17,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:17,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:17,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:17,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:17,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:17,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:17,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:17,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:17,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:17,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:17,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:17,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:17,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:17,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:17,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:17,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:17,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:17,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:17,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:17,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:17,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:17,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:17,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:42:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:17,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:17,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:17,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:17,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:42:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:17,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:17,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:17,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:17,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:17,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:17,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:17,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:17,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:17,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:17,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:17,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:17,620 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 11:42:17,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484289940] [2020-10-29 11:42:17,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:17,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:42:17,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598616498] [2020-10-29 11:42:17,630 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:42:17,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:17,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:42:17,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:42:17,649 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 4 states. [2020-10-29 11:42:18,103 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:19,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:19,343 INFO L93 Difference]: Finished difference Result 248 states and 327 transitions. [2020-10-29 11:42:19,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:42:19,345 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:42:19,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:19,365 INFO L225 Difference]: With dead ends: 248 [2020-10-29 11:42:19,365 INFO L226 Difference]: Without dead ends: 133 [2020-10-29 11:42:19,378 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:42:19,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-29 11:42:19,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 103. [2020-10-29 11:42:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-29 11:42:19,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2020-10-29 11:42:19,533 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 47 [2020-10-29 11:42:19,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:19,533 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2020-10-29 11:42:19,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:42:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2020-10-29 11:42:19,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 11:42:19,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:19,540 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:19,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:42:19,541 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 11:42:19,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:19,544 INFO L82 PathProgramCache]: Analyzing trace with hash 855383017, now seen corresponding path program 1 times [2020-10-29 11:42:19,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:19,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [235758087] [2020-10-29 11:42:19,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:19,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:19,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:21,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:21,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:21,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:24,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:24,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-29 11:42:24,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:42:24,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 11:42:24,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:24,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:24,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:42:24,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:24,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 11:42:24,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:24,997 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:24,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:25,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 11:42:25,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:25,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:25,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:25,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:25,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:25,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:25,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:25,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:25,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:25,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:25,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:25,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:25,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 11:42:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:42:25,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:25,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:42:25,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:25,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:42:25,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:25,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:42:25,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 11:42:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:25,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:25,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:25,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:25,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:42:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:25,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:25,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:25,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:25,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:25,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:25,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:25,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:25,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:42:25,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:25,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:42:25,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:25,191 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 11:42:25,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [235758087] [2020-10-29 11:42:25,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:25,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:42:25,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977084898] [2020-10-29 11:42:25,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:42:25,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:25,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:42:25,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:42:25,195 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 8 states. [2020-10-29 11:42:25,866 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:27,217 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:27,656 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:28,056 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:42:28,444 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:28,927 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:30,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:30,310 INFO L93 Difference]: Finished difference Result 325 states and 446 transitions. [2020-10-29 11:42:30,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:42:30,314 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-29 11:42:30,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:30,320 INFO L225 Difference]: With dead ends: 325 [2020-10-29 11:42:30,320 INFO L226 Difference]: Without dead ends: 246 [2020-10-29 11:42:30,324 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:42:30,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-29 11:42:30,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 179. [2020-10-29 11:42:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-10-29 11:42:30,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 216 transitions. [2020-10-29 11:42:30,441 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 216 transitions. Word has length 56 [2020-10-29 11:42:30,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:30,441 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 216 transitions. [2020-10-29 11:42:30,442 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:42:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 216 transitions. [2020-10-29 11:42:30,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:42:30,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:42:30,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:42:30,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:42:30,457 INFO L429 AbstractCegarLoop]: === Iteration 3 === [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 11:42:30,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:42:30,458 INFO L82 PathProgramCache]: Analyzing trace with hash 345213143, now seen corresponding path program 1 times [2020-10-29 11:42:30,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:42:30,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2007884358] [2020-10-29 11:42:30,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:42:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:30,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:31,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:31,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:32,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:35,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:42:35,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:42:35,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:42:35,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,010 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:36,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:42:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:36,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-29 11:42:36,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:42:36,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:42:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:36,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:36,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:36,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:42:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:36,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:36,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:36,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:42:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:36,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:36,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:42:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:36,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:36,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 11:42:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:36,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:42:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:42:36,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:42:36,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:42:36,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:36,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:42:36,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:42:36,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:42:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:42:36,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:36,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:42:36,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:42:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:36,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:36,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:42:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:42:36,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:42:36,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:42:36,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:42:36,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:42:36,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:42:36,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:42:36,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:42:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:42:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:42:36,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:42:36,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:42:36,282 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 11:42:36,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2007884358] [2020-10-29 11:42:36,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:42:36,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:42:36,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010757748] [2020-10-29 11:42:36,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:42:36,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:42:36,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:42:36,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:42:36,285 INFO L87 Difference]: Start difference. First operand 179 states and 216 transitions. Second operand 10 states. [2020-10-29 11:42:36,874 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:42:38,079 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:38,540 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:42:38,958 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:42:39,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:42:39,230 INFO L93 Difference]: Finished difference Result 298 states and 384 transitions. [2020-10-29 11:42:39,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:42:39,231 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:42:39,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:42:39,232 INFO L225 Difference]: With dead ends: 298 [2020-10-29 11:42:39,232 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:42:39,236 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:42:39,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:42:39,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:42:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:42:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:42:39,237 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:42:39,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:42:39,237 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:42:39,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:42:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:42:39,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:42:39,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:42:39,240 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:42:42,265 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:42:42,838 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:43,147 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:43,434 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:42:44,061 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:44,639 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:44,944 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:45,323 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:42:45,636 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:46,232 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:46,522 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:42:47,107 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:42:47,701 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:48,287 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:42:48,867 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:42:49,168 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:42:49,474 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:42:49,812 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:50,164 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:50,487 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:51,135 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:51,454 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:52,008 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 15 [2020-10-29 11:42:52,305 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:42:52,324 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:42:52,325 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:42:52,325 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:42:52,325 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:42:52,325 INFO L274 CegarLoopResult]: For program point L211(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L211-1(lines 211 215) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L205-2(lines 205 226) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L227(lines 204 228) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 180 235) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L288(lines 261 289) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-29 11:42:52,326 INFO L274 CegarLoopResult]: For program point L281-1(line 281) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point L268(lines 268 272) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point L268-1(lines 268 272) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 236 295) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point L262-2(lines 262 287) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2020-10-29 11:42:52,327 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2020-10-29 11:42:52,327 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 799 823) the Hoare annotation is: true [2020-10-29 11:42:52,328 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 799 823) no Hoare annotation was computed. [2020-10-29 11:42:52,328 INFO L270 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:42:52,328 INFO L274 CegarLoopResult]: For program point L811(lines 811 817) no Hoare annotation was computed. [2020-10-29 11:42:52,328 INFO L270 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:42:52,328 INFO L274 CegarLoopResult]: For program point L809-1(line 809) no Hoare annotation was computed. [2020-10-29 11:42:52,328 INFO L274 CegarLoopResult]: For program point L807(lines 807 820) no Hoare annotation was computed. [2020-10-29 11:42:52,328 INFO L274 CegarLoopResult]: For program point L807-1(lines 799 823) no Hoare annotation was computed. [2020-10-29 11:42:52,328 INFO L277 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: true [2020-10-29 11:42:52,328 INFO L274 CegarLoopResult]: For program point L805-1(line 805) no Hoare annotation was computed. [2020-10-29 11:42:52,329 INFO L270 CegarLoopResult]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,329 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 572 594) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,329 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 572 594) no Hoare annotation was computed. [2020-10-29 11:42:52,329 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 572 594) no Hoare annotation was computed. [2020-10-29 11:42:52,329 INFO L270 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,329 INFO L270 CegarLoopResult]: At program point L584-1(line 584) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,330 INFO L274 CegarLoopResult]: For program point L582(lines 582 589) no Hoare annotation was computed. [2020-10-29 11:42:52,330 INFO L274 CegarLoopResult]: For program point L582-1(lines 582 589) no Hoare annotation was computed. [2020-10-29 11:42:52,330 INFO L274 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-29 11:42:52,330 INFO L270 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,330 INFO L270 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,330 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-10-29 11:42:52,330 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-29 11:42:52,330 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 527 550) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 527 550) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 527 550) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-10-29 11:42:52,331 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 752 760) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 752 760) the Hoare annotation is: true [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 752 760) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point L768(lines 768 776) no Hoare annotation was computed. [2020-10-29 11:42:52,332 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point L791-1(line 791) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 761 796) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point L780(lines 780 788) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point L780-2(lines 780 788) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 761 796) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 761 796) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2020-10-29 11:42:52,333 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2020-10-29 11:42:52,333 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 134 179) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point L471(lines 471 472) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point L467(lines 467 474) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 471 472) no Hoare annotation was computed. [2020-10-29 11:42:52,334 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L274 CegarLoopResult]: For program point L461(lines 461 481) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L274 CegarLoopResult]: For program point L461-1(lines 461 481) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 447 492) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 559 568) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,335 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 559 568) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 559 568) no Hoare annotation was computed. [2020-10-29 11:42:52,335 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 741 751) the Hoare annotation is: true [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 741 751) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L277 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: true [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point L746-1(line 746) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 741 751) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 733 740) the Hoare annotation is: true [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 733 740) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 733 740) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point L706-1(line 706) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point L704(lines 704 721) no Hoare annotation was computed. [2020-10-29 11:42:52,336 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 700 724) no Hoare annotation was computed. [2020-10-29 11:42:52,337 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 700 724) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,337 INFO L270 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,337 INFO L274 CegarLoopResult]: For program point L719-1(lines 700 724) no Hoare annotation was computed. [2020-10-29 11:42:52,337 INFO L270 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,337 INFO L270 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,337 INFO L274 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-10-29 11:42:52,337 INFO L270 CegarLoopResult]: At program point L706(line 706) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,337 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 692 698) no Hoare annotation was computed. [2020-10-29 11:42:52,338 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 692 698) the Hoare annotation is: true [2020-10-29 11:42:52,338 INFO L270 CegarLoopResult]: At program point L642-2(lines 636 647) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:42:52,338 INFO L270 CegarLoopResult]: At program point testENTRY(lines 596 659) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-29 11:42:52,338 INFO L274 CegarLoopResult]: For program point L607(lines 606 651) no Hoare annotation was computed. [2020-10-29 11:42:52,338 INFO L274 CegarLoopResult]: For program point L636(lines 636 647) no Hoare annotation was computed. [2020-10-29 11:42:52,338 INFO L274 CegarLoopResult]: For program point testFINAL(lines 596 659) no Hoare annotation was computed. [2020-10-29 11:42:52,338 INFO L270 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:42:52,338 INFO L274 CegarLoopResult]: For program point L626(lines 626 632) no Hoare annotation was computed. [2020-10-29 11:42:52,338 INFO L274 CegarLoopResult]: For program point L626-1(lines 626 632) no Hoare annotation was computed. [2020-10-29 11:42:52,339 INFO L270 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:42:52,339 INFO L270 CegarLoopResult]: At program point L649(lines 606 651) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:42:52,339 INFO L274 CegarLoopResult]: For program point L616(lines 616 622) no Hoare annotation was computed. [2020-10-29 11:42:52,339 INFO L274 CegarLoopResult]: For program point L616-1(lines 616 622) no Hoare annotation was computed. [2020-10-29 11:42:52,339 INFO L274 CegarLoopResult]: For program point L608(lines 608 612) no Hoare annotation was computed. [2020-10-29 11:42:52,339 INFO L270 CegarLoopResult]: At program point L652(lines 605 653) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:42:52,339 INFO L274 CegarLoopResult]: For program point testEXIT(lines 596 659) no Hoare annotation was computed. [2020-10-29 11:42:52,339 INFO L274 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point L415(lines 415 435) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 425 426) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point L415-1(lines 415 435) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 432 433) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 401 446) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point L432(lines 432 433) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point L425(lines 425 426) no Hoare annotation was computed. [2020-10-29 11:42:52,340 INFO L274 CegarLoopResult]: For program point L421(lines 421 428) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point L347-2(lines 347 367) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point L368(lines 346 369) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point L327(lines 327 343) no Hoare annotation was computed. [2020-10-29 11:42:52,341 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L387(lines 387 394) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L348(lines 347 367) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L379-1(line 379) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L344(lines 344 385) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 298 400) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L363-1(line 363) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point L386(lines 386 397) no Hoare annotation was computed. [2020-10-29 11:42:52,342 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2020-10-29 11:42:52,343 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2020-10-29 11:42:52,343 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2020-10-29 11:42:52,343 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,343 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~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~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.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~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:42:52,343 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,343 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 725 732) no Hoare annotation was computed. [2020-10-29 11:42:52,343 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 725 732) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 725 732) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,344 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,345 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-29 11:42:52,345 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:42:52,345 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-29 11:42:52,345 INFO L274 CegarLoopResult]: For program point L672(lines 671 690) no Hoare annotation was computed. [2020-10-29 11:42:52,345 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 668 691) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,345 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 668 691) no Hoare annotation was computed. [2020-10-29 11:42:52,345 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,345 INFO L270 CegarLoopResult]: At program point L679(lines 679 685) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,346 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 668 691) no Hoare annotation was computed. [2020-10-29 11:42:52,346 INFO L270 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,346 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2020-10-29 11:42:52,346 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-29 11:42:52,346 INFO L270 CegarLoopResult]: At program point L510-1(lines 510 514) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,346 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,346 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-10-29 11:42:52,346 INFO L270 CegarLoopResult]: At program point L506-2(lines 506 520) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,346 INFO L270 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:42:52,347 INFO L274 CegarLoopResult]: For program point L502-1(line 502) no Hoare annotation was computed. [2020-10-29 11:42:52,347 INFO L277 CegarLoopResult]: At program point L521(lines 496 525) the Hoare annotation is: true [2020-10-29 11:42:52,347 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-29 11:42:52,347 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-29 11:42:52,347 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:42:52,347 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-29 11:42:52,347 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 551 557) no Hoare annotation was computed. [2020-10-29 11:42:52,347 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 551 557) the Hoare annotation is: true [2020-10-29 11:42:52,347 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,347 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:42:52,348 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:42:52,348 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:42:52,348 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:42:52,348 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-29 11:42:52,348 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:42:52,348 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 825 832) no Hoare annotation was computed. [2020-10-29 11:42:52,348 INFO L274 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-10-29 11:42:52,348 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2020-10-29 11:42:52,348 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2020-10-29 11:42:52,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:42:52 BoogieIcfgContainer [2020-10-29 11:42:52,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:42:52,368 INFO L168 Benchmark]: Toolchain (without parser) took 43114.99 ms. Allocated memory was 157.3 MB in the beginning and 541.1 MB in the end (delta: 383.8 MB). Free memory was 130.9 MB in the beginning and 257.1 MB in the end (delta: -126.2 MB). Peak memory consumption was 321.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:52,369 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 157.3 MB. Free memory is still 132.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:42:52,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.80 ms. Allocated memory is still 157.3 MB. Free memory was 130.1 MB in the beginning and 110.4 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:52,371 INFO L168 Benchmark]: Boogie Preprocessor took 149.74 ms. Allocated memory is still 157.3 MB. Free memory was 110.4 MB in the beginning and 106.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:52,372 INFO L168 Benchmark]: RCFGBuilder took 1457.50 ms. Allocated memory was 157.3 MB in the beginning and 188.7 MB in the end (delta: 31.5 MB). Free memory was 106.5 MB in the beginning and 142.8 MB in the end (delta: -36.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:52,373 INFO L168 Benchmark]: TraceAbstraction took 40951.25 ms. Allocated memory was 188.7 MB in the beginning and 541.1 MB in the end (delta: 352.3 MB). Free memory was 142.3 MB in the beginning and 257.1 MB in the end (delta: -114.8 MB). Peak memory consumption was 301.1 MB. Max. memory is 8.0 GB. [2020-10-29 11:42:52,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 157.3 MB. Free memory is still 132.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 542.80 ms. Allocated memory is still 157.3 MB. Free memory was 130.1 MB in the beginning and 110.4 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 149.74 ms. Allocated memory is still 157.3 MB. Free memory was 110.4 MB in the beginning and 106.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1457.50 ms. Allocated memory was 157.3 MB in the beginning and 188.7 MB in the end (delta: 31.5 MB). Free memory was 106.5 MB in the beginning and 142.8 MB in the end (delta: -36.3 MB). Peak memory consumption was 29.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 40951.25 ms. Allocated memory was 188.7 MB in the beginning and 541.1 MB in the end (delta: 352.3 MB). Free memory was 142.3 MB in the beginning and 257.1 MB in the end (delta: -114.8 MB). Peak memory consumption was 301.1 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: 432]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 425]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 471]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: 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: 606]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 216 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 255 SDtfs, 523 SDslu, 242 SDs, 0 SdLazy, 1086 SolverSat, 313 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 97 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 254 PreInvPairs, 301 NumberOfFragments, 712 HoareAnnotationTreeSize, 254 FomulaSimplifications, 21547 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9533 FormulaSimplificationTreeSizeReductionInter, 10.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 54123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...