/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=SHALLOWEST --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_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:25:12,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:25:12,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:25:12,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:25:12,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:25:12,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:25:12,536 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:25:12,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:25:12,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:25:12,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:25:12,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:25:12,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:25:12,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:25:12,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:25:12,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:25:12,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:25:12,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:25:12,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:25:12,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:25:12,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:25:12,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:25:12,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:25:12,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:25:12,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:25:12,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:25:12,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:25:12,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:25:12,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:25:12,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:25:12,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:25:12,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:25:12,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:25:12,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:25:12,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:25:12,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:25:12,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:25:12,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:25:12,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:25:12,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:25:12,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:25:12,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:25:12,616 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 [2020-10-27 03:25:12,669 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:25:12,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:25:12,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:25:12,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:25:12,675 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:25:12,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:25:12,675 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:25:12,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:25:12,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:25:12,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:25:12,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:25:12,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:25:12,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:25:12,677 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:25:12,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:25:12,678 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:25:12,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:25:12,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:25:12,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:25:12,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:25:12,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:25:12,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:25:12,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:25:12,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:25:12,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:25:12,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:25:12,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:25:12,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:25:12,681 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:25:12,681 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:25:13,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:25:13,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:25:13,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:25:13,101 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:25:13,102 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:25:13,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2020-10-27 03:25:13,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5252251c/1790ba26e39f4d9e9686e036d00d266e/FLAGc684a2dbb [2020-10-27 03:25:13,860 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:25:13,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2020-10-27 03:25:13,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5252251c/1790ba26e39f4d9e9686e036d00d266e/FLAGc684a2dbb [2020-10-27 03:25:14,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b5252251c/1790ba26e39f4d9e9686e036d00d266e [2020-10-27 03:25:14,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:25:14,154 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:25:14,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:25:14,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:25:14,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:25:14,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3386200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14, skipping insertion in model container [2020-10-27 03:25:14,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:25:14,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:25:14,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:25:14,609 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:25:14,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:25:14,748 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:25:14,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14 WrapperNode [2020-10-27 03:25:14,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:25:14,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:25:14,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:25:14,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:25:14,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,814 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (1/1) ... [2020-10-27 03:25:14,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:25:14,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:25:14,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:25:14,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:25:14,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (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 [2020-10-27 03:25:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:25:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:25:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:25:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:25:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:25:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:25:14,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:25:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:25:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:25:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:25:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:25:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 03:25:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:25:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:25:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:25:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:25:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:25:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:25:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:25:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:25:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:25:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:25:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:25:14,928 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:25:14,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:25:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:25:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:25:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:25:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:25:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:25:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:25:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:25:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:25:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:25:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:25:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:25:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:25:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:25:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:25:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:25:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:25:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:25:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:25:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:25:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:25:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 03:25:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-27 03:25:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:25:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:25:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:25:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:25:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:25:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:25:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:25:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:25:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:25:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:25:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:25:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:25:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:25:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-27 03:25:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:25:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:25:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:25:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:25:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:25:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:25:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:25:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:25:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:25:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:25:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:25:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:25:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:25:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:25:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:25:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:25:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:25:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:25:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:25:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:25:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:25:16,491 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:25:16,492 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:25:16,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:25:16 BoogieIcfgContainer [2020-10-27 03:25:16,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:25:16,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:25:16,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:25:16,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:25:16,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:25:14" (1/3) ... [2020-10-27 03:25:16,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295dd315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:25:16, skipping insertion in model container [2020-10-27 03:25:16,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:25:14" (2/3) ... [2020-10-27 03:25:16,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295dd315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:25:16, skipping insertion in model container [2020-10-27 03:25:16,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:25:16" (3/3) ... [2020-10-27 03:25:16,504 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2020-10-27 03:25:16,516 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:25:16,521 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:25:16,535 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:25:16,563 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:25:16,563 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:25:16,563 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:25:16,563 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:25:16,563 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:25:16,564 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:25:16,564 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:25:16,564 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:25:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2020-10-27 03:25:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-27 03:25:16,615 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:16,616 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:25:16,617 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]=== [2020-10-27 03:25:16,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:16,623 INFO L82 PathProgramCache]: Analyzing trace with hash 640762452, now seen corresponding path program 1 times [2020-10-27 03:25:16,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:16,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [96242932] [2020-10-27 03:25:16,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:16,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:17,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:17,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:19,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:19,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:21,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:21,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 03:25:21,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:25:21,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 03:25:21,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:25:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 03:25:21,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 03:25:22,346 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:22,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 130 [2020-10-27 03:25:22,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:22,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:22,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:22,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:22,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:22,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:22,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:22,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:22,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:22,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:22,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:22,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:22,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:25:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:22,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:22,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:22,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:25:22,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 03:25:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:25:22,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:22,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:22,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:22,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 03:25:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:22,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:22,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:22,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:22,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:22,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:22,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:22,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:22,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:22,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:22,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:25:22,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [96242932] [2020-10-27 03:25:22,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:22,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:25:22,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335206835] [2020-10-27 03:25:22,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:25:22,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:22,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:25:22,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:25:22,666 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 8 states. [2020-10-27 03:25:23,414 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:25:24,466 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:25:25,017 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:25:25,505 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:25:26,104 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:25:27,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:27,045 INFO L93 Difference]: Finished difference Result 307 states and 418 transitions. [2020-10-27 03:25:27,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 03:25:27,047 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-27 03:25:27,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:27,064 INFO L225 Difference]: With dead ends: 307 [2020-10-27 03:25:27,064 INFO L226 Difference]: Without dead ends: 188 [2020-10-27 03:25:27,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:25:27,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-27 03:25:27,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 144. [2020-10-27 03:25:27,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-10-27 03:25:27,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 169 transitions. [2020-10-27 03:25:27,187 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 169 transitions. Word has length 52 [2020-10-27 03:25:27,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:27,187 INFO L481 AbstractCegarLoop]: Abstraction has 144 states and 169 transitions. [2020-10-27 03:25:27,188 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:25:27,188 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 169 transitions. [2020-10-27 03:25:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-27 03:25:27,192 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:27,192 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] [2020-10-27 03:25:27,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:25:27,192 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]=== [2020-10-27 03:25:27,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:27,193 INFO L82 PathProgramCache]: Analyzing trace with hash -454437143, now seen corresponding path program 1 times [2020-10-27 03:25:27,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:27,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1818893539] [2020-10-27 03:25:27,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:27,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:27,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:28,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:28,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-27 03:25:32,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:25:32,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:25:32,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 03:25:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 03:25:32,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,641 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:32,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:32,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 03:25:32,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:32,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:32,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:32,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:32,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:32,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:32,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:32,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:32,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:32,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:32,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:32,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:32,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:32,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:25:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:32,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:32,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:32,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:25:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:32,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:32,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:32,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:32,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:32,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:25:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:32,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:32,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:32,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:32,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:25:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:32,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:32,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:32,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:32,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:32,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:32,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:32,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:25:32,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:32,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:25:32,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:25:32,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1818893539] [2020-10-27 03:25:32,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:32,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 03:25:32,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493006637] [2020-10-27 03:25:32,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 03:25:32,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:32,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 03:25:32,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-27 03:25:32,892 INFO L87 Difference]: Start difference. First operand 144 states and 169 transitions. Second operand 6 states. [2020-10-27 03:25:33,498 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:25:35,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:35,496 INFO L93 Difference]: Finished difference Result 458 states and 594 transitions. [2020-10-27 03:25:35,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:25:35,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-10-27 03:25:35,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:35,503 INFO L225 Difference]: With dead ends: 458 [2020-10-27 03:25:35,503 INFO L226 Difference]: Without dead ends: 342 [2020-10-27 03:25:35,506 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-27 03:25:35,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-27 03:25:35,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 238. [2020-10-27 03:25:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-27 03:25:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 285 transitions. [2020-10-27 03:25:35,610 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 285 transitions. Word has length 61 [2020-10-27 03:25:35,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:35,611 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 285 transitions. [2020-10-27 03:25:35,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 03:25:35,611 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 285 transitions. [2020-10-27 03:25:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-27 03:25:35,614 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:25:35,614 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] [2020-10-27 03:25:35,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:25:35,615 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]=== [2020-10-27 03:25:35,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:25:35,615 INFO L82 PathProgramCache]: Analyzing trace with hash -924959426, now seen corresponding path program 1 times [2020-10-27 03:25:35,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:25:35,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [992952810] [2020-10-27 03:25:35,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:25:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:35,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:35,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:36,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:39,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:39,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-27 03:25:39,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:25:39,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3791 [2020-10-27 03:25:39,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 03:25:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:25:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-27 03:25:39,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:39,900 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:39,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:25:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:39,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:40,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-27 03:25:40,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:25:40,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:25:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:40,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:40,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:40,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:25:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:40,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:40,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:40,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:25:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:40,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:25:40,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:40,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:25:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:40,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:25:40,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:40,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 03:25:40,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 03:25:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:40,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:40,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:40,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:25:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:40,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:25:40,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:40,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:25:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:25:40,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:40,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:25:40,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 03:25:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:40,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:25:40,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:25:40,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:40,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 03:25:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:25:40,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:25:40,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:25:40,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:25:40,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:25:40,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:25:40,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:25:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:25:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:25:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:25:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:25:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 03:25:40,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [992952810] [2020-10-27 03:25:40,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:25:40,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:25:40,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474560666] [2020-10-27 03:25:40,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:25:40,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:25:40,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:25:40,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:25:40,206 INFO L87 Difference]: Start difference. First operand 238 states and 285 transitions. Second operand 9 states. [2020-10-27 03:25:40,869 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:25:42,087 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 03:25:42,530 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:25:42,975 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 03:25:43,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:25:43,442 INFO L93 Difference]: Finished difference Result 483 states and 633 transitions. [2020-10-27 03:25:43,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 03:25:43,442 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-10-27 03:25:43,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:25:43,443 INFO L225 Difference]: With dead ends: 483 [2020-10-27 03:25:43,443 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:25:43,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:25:43,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:25:43,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:25:43,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:25:43,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:25:43,449 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-27 03:25:43,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:25:43,449 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:25:43,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:25:43,449 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:25:43,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:25:43,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:25:43,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:25:47,521 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 13 [2020-10-27 03:25:48,066 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-27 03:25:48,365 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:48,936 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-27 03:25:49,243 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:49,573 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:49,903 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:50,212 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-27 03:25:50,753 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:25:51,062 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:51,409 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:25:51,706 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:25:52,564 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-27 03:25:52,866 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 03:25:53,457 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2020-10-27 03:25:53,765 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:54,070 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 03:25:54,378 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:54,672 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 16 [2020-10-27 03:25:55,526 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 17 [2020-10-27 03:25:56,349 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 17 [2020-10-27 03:25:56,948 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:25:57,511 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 11 [2020-10-27 03:25:58,088 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 8 [2020-10-27 03:25:58,397 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-27 03:25:58,402 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:25:58,402 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point L544(lines 544 548) no Hoare annotation was computed. [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 559) no Hoare annotation was computed. [2020-10-27 03:25:58,403 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 513 568) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point L560(lines 537 561) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 513 568) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 513 568) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point L601-1(lines 601 605) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 569 628) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point L595-2(lines 595 620) no Hoare annotation was computed. [2020-10-27 03:25:58,404 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 569 628) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point L621(lines 594 622) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 569 628) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 346 352) the Hoare annotation is: true [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 346 352) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 353 361) no Hoare annotation was computed. [2020-10-27 03:25:58,405 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 353 361) the Hoare annotation is: true [2020-10-27 03:25:58,405 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 353 361) no Hoare annotation was computed. [2020-10-27 03:25:58,406 INFO L270 CegarLoopResult]: At program point L449(line 449) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,406 INFO L270 CegarLoopResult]: At program point L449-1(line 449) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,406 INFO L274 CegarLoopResult]: For program point L447(lines 447 454) no Hoare annotation was computed. [2020-10-27 03:25:58,406 INFO L274 CegarLoopResult]: For program point L447-1(lines 447 454) no Hoare annotation was computed. [2020-10-27 03:25:58,406 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 437 459) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,406 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-27 03:25:58,407 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,407 INFO L270 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,407 INFO L270 CegarLoopResult]: At program point L443-1(line 443) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,407 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 437 459) no Hoare annotation was computed. [2020-10-27 03:25:58,407 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 437 459) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 394 417) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 394 417) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 394 417) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-10-27 03:25:58,408 INFO L274 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-10-27 03:25:58,409 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 158 172) no Hoare annotation was computed. [2020-10-27 03:25:58,410 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 158 172) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 03:25:58,410 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 158 172) no Hoare annotation was computed. [2020-10-27 03:25:58,410 INFO L270 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-27 03:25:58,410 INFO L274 CegarLoopResult]: For program point L162(lines 162 168) no Hoare annotation was computed. [2020-10-27 03:25:58,410 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 113 121) no Hoare annotation was computed. [2020-10-27 03:25:58,410 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 113 121) the Hoare annotation is: true [2020-10-27 03:25:58,410 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 113 121) no Hoare annotation was computed. [2020-10-27 03:25:58,410 INFO L274 CegarLoopResult]: For program point L129(lines 129 137) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point L129-2(lines 129 137) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 122 157) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point L141-2(lines 141 149) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 122 157) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 122 157) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 339 345) no Hoare annotation was computed. [2020-10-27 03:25:58,411 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 339 345) the Hoare annotation is: true [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 467 512) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 467 512) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 467 512) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point L794(lines 794 814) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 780 825) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point L794-1(lines 794 814) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 804 805) no Hoare annotation was computed. [2020-10-27 03:25:58,412 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 811 812) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point L811(lines 811 812) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 780 825) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 780 825) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point L804(lines 804 805) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 426 436) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,413 INFO L270 CegarLoopResult]: At program point L431(line 431) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 426 436) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 426 436) no Hoare annotation was computed. [2020-10-27 03:25:58,413 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 102 112) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 102 112) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point L107-1(line 107) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 102 112) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 94 101) the Hoare annotation is: true [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 94 101) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 94 101) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 79 85) no Hoare annotation was computed. [2020-10-27 03:25:58,414 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 79 85) the Hoare annotation is: true [2020-10-27 03:25:58,415 INFO L270 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,415 INFO L270 CegarLoopResult]: At program point testENTRY(lines 177 242) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-27 03:25:58,415 INFO L274 CegarLoopResult]: For program point L223(lines 223 229) no Hoare annotation was computed. [2020-10-27 03:25:58,415 INFO L270 CegarLoopResult]: At program point L223-1(lines 217 230) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,415 INFO L274 CegarLoopResult]: For program point L188(lines 187 234) no Hoare annotation was computed. [2020-10-27 03:25:58,415 INFO L274 CegarLoopResult]: For program point L217(lines 217 230) no Hoare annotation was computed. [2020-10-27 03:25:58,415 INFO L274 CegarLoopResult]: For program point testFINAL(lines 177 242) no Hoare annotation was computed. [2020-10-27 03:25:58,416 INFO L270 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,416 INFO L274 CegarLoopResult]: For program point L207(lines 207 213) no Hoare annotation was computed. [2020-10-27 03:25:58,416 INFO L274 CegarLoopResult]: For program point L207-1(lines 207 213) no Hoare annotation was computed. [2020-10-27 03:25:58,416 INFO L270 CegarLoopResult]: At program point L232(lines 187 234) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,416 INFO L270 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,416 INFO L274 CegarLoopResult]: For program point L197(lines 197 203) no Hoare annotation was computed. [2020-10-27 03:25:58,416 INFO L274 CegarLoopResult]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2020-10-27 03:25:58,416 INFO L274 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L270 CegarLoopResult]: At program point L235(lines 186 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point testEXIT(lines 177 242) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 758 759) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point L765(lines 765 766) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 765 766) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 734 779) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point L758(lines 758 759) no Hoare annotation was computed. [2020-10-27 03:25:58,417 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 734 779) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L274 CegarLoopResult]: For program point L754(lines 754 761) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 734 779) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L274 CegarLoopResult]: For program point L748(lines 748 768) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L274 CegarLoopResult]: For program point L748-1(lines 748 768) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L270 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,418 INFO L274 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L274 CegarLoopResult]: For program point L849(lines 849 859) no Hoare annotation was computed. [2020-10-27 03:25:58,418 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 837 865) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:25:58,419 INFO L270 CegarLoopResult]: At program point L847(line 847) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point L845(lines 845 862) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point L845-1(lines 837 865) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L270 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 837 865) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point L300(lines 300 308) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point L300-2(lines 300 308) no Hoare annotation was computed. [2020-10-27 03:25:58,419 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 292 314) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 292 314) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 292 314) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 829 836) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 829 836) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 829 836) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 329 338) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 329 338) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 329 338) no Hoare annotation was computed. [2020-10-27 03:25:58,420 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 631 733) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L696(line 696) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L696-1(line 696) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L655(lines 655 659) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L719(lines 719 730) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L682(lines 682 686) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L680-2(lines 680 700) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 631 733) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L701(lines 679 702) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point L660(lines 660 676) no Hoare annotation was computed. [2020-10-27 03:25:58,421 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 631 733) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L274 CegarLoopResult]: For program point L720(lines 720 727) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L274 CegarLoopResult]: For program point L681(lines 680 700) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L274 CegarLoopResult]: For program point L712(line 712) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L274 CegarLoopResult]: For program point L712-1(line 712) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L274 CegarLoopResult]: For program point L677(lines 677 718) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,422 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 86 93) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 86 93) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 86 93) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 315 323) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 315 323) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 315 323) no Hoare annotation was computed. [2020-10-27 03:25:58,423 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 271 282) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 271 282) no Hoare annotation was computed. [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point L275-1(lines 271 282) no Hoare annotation was computed. [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,424 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 283 291) the Hoare annotation is: true [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 283 291) no Hoare annotation was computed. [2020-10-27 03:25:58,424 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 283 291) no Hoare annotation was computed. [2020-10-27 03:25:58,425 INFO L270 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (and (not (= ~pumpRunning~0 0)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~methaneLevelCritical~0 0)))) [2020-10-27 03:25:58,425 INFO L274 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-10-27 03:25:58,425 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:25:58,425 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-10-27 03:25:58,425 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-10-27 03:25:58,425 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)))) [2020-10-27 03:25:58,425 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)))) [2020-10-27 03:25:58,426 INFO L274 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-10-27 03:25:58,426 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 364 393) no Hoare annotation was computed. [2020-10-27 03:25:58,426 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 364 393) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:25:58,426 INFO L274 CegarLoopResult]: For program point L378(lines 378 382) no Hoare annotation was computed. [2020-10-27 03:25:58,426 INFO L277 CegarLoopResult]: At program point L378-1(lines 378 382) the Hoare annotation is: true [2020-10-27 03:25:58,426 INFO L274 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-10-27 03:25:58,426 INFO L277 CegarLoopResult]: At program point L374-2(lines 374 388) the Hoare annotation is: true [2020-10-27 03:25:58,426 INFO L270 CegarLoopResult]: At program point L370(line 370) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-27 03:25:58,426 INFO L274 CegarLoopResult]: For program point L370-1(line 370) no Hoare annotation was computed. [2020-10-27 03:25:58,427 INFO L277 CegarLoopResult]: At program point L389(lines 364 393) the Hoare annotation is: true [2020-10-27 03:25:58,427 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 247 258) the Hoare annotation is: true [2020-10-27 03:25:58,427 INFO L274 CegarLoopResult]: For program point L251-1(lines 247 258) no Hoare annotation was computed. [2020-10-27 03:25:58,427 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 247 258) no Hoare annotation was computed. [2020-10-27 03:25:58,427 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 418 424) no Hoare annotation was computed. [2020-10-27 03:25:58,427 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 418 424) the Hoare annotation is: true [2020-10-27 03:25:58,427 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,427 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:25:58,428 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:25:58,428 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:25:58,428 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 259 270) no Hoare annotation was computed. [2020-10-27 03:25:58,428 INFO L274 CegarLoopResult]: For program point L263-1(lines 259 270) no Hoare annotation was computed. [2020-10-27 03:25:58,428 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 259 270) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-27 03:25:58,428 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 867 874) no Hoare annotation was computed. [2020-10-27 03:25:58,428 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 867 874) the Hoare annotation is: true [2020-10-27 03:25:58,428 INFO L274 CegarLoopResult]: For program point L871(line 871) no Hoare annotation was computed. [2020-10-27 03:25:58,428 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 867 874) no Hoare annotation was computed. [2020-10-27 03:25:58,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:25:58 BoogieIcfgContainer [2020-10-27 03:25:58,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:25:58,449 INFO L168 Benchmark]: Toolchain (without parser) took 44299.39 ms. Allocated memory was 151.0 MB in the beginning and 556.8 MB in the end (delta: 405.8 MB). Free memory was 126.0 MB in the beginning and 420.3 MB in the end (delta: -294.3 MB). Peak memory consumption was 334.8 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:58,449 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 151.0 MB. Free memory is still 122.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:25:58,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.50 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 105.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:58,451 INFO L168 Benchmark]: Boogie Preprocessor took 89.09 ms. Allocated memory is still 151.0 MB. Free memory was 105.4 MB in the beginning and 101.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:58,452 INFO L168 Benchmark]: RCFGBuilder took 1650.92 ms. Allocated memory is still 151.0 MB. Free memory was 101.6 MB in the beginning and 54.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 48.4 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:58,453 INFO L168 Benchmark]: TraceAbstraction took 41950.44 ms. Allocated memory was 151.0 MB in the beginning and 556.8 MB in the end (delta: 405.8 MB). Free memory was 54.0 MB in the beginning and 420.3 MB in the end (delta: -366.3 MB). Peak memory consumption was 262.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:25:58,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 151.0 MB. Free memory is still 122.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 592.50 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 105.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 89.09 ms. Allocated memory is still 151.0 MB. Free memory was 105.4 MB in the beginning and 101.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1650.92 ms. Allocated memory is still 151.0 MB. Free memory was 101.6 MB in the beginning and 54.5 MB in the end (delta: 47.0 MB). Peak memory consumption was 48.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 41950.44 ms. Allocated memory was 151.0 MB in the beginning and 556.8 MB in the end (delta: 405.8 MB). Free memory was 54.0 MB in the beginning and 420.3 MB in the end (delta: -366.3 MB). Peak memory consumption was 262.3 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: 765]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 758]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 804]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 811]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 271 SDtfs, 568 SDslu, 401 SDs, 0 SdLazy, 1257 SolverSat, 386 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=238occurred 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, 148 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 332 PreInvPairs, 424 NumberOfFragments, 804 HoareAnnotationTreeSize, 332 FomulaSimplifications, 48703 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 47 FomulaSimplificationsInter, 13683 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 15.9s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 174 ConstructedInterpolants, 0 QuantifiedInterpolants, 58290 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...