/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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_spec5_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:05:46,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:05:46,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:05:46,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:05:46,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:05:46,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:05:46,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:05:46,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:05:46,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:05:46,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:05:46,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:05:46,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:05:46,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:05:46,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:05:46,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:05:46,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:05:46,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:05:46,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:05:46,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:05:46,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:05:46,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:05:46,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:05:46,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:05:46,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:05:46,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:05:46,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:05:46,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:05:46,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:05:46,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:05:46,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:05:46,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:05:46,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:05:46,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:05:46,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:05:46,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:05:46,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:05:46,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:05:46,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:05:46,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:05:46,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:05:46,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:05:46,860 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 [2020-10-28 17:05:46,907 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:05:46,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:05:46,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:05:46,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:05:46,911 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:05:46,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:05:46,912 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:05:46,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:05:46,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:05:46,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:05:46,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:05:46,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:05:46,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:05:46,914 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:05:46,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:05:46,915 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:05:46,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:05:46,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:05:46,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:05:46,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:05:46,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:05:46,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:05:46,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:05:46,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:05:46,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:05:46,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:05:46,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:05:46,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:05:46,918 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:05:46,918 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:05:47,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:05:47,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:05:47,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:05:47,366 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:05:47,366 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:05:47,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2020-10-28 17:05:47,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d187785bc/8b471f29be6b47898164d19dfbe336f4/FLAG9278e0dd0 [2020-10-28 17:05:48,165 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:05:48,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2020-10-28 17:05:48,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d187785bc/8b471f29be6b47898164d19dfbe336f4/FLAG9278e0dd0 [2020-10-28 17:05:48,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d187785bc/8b471f29be6b47898164d19dfbe336f4 [2020-10-28 17:05:48,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:05:48,448 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:05:48,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:48,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:05:48,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:05:48,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:48" (1/1) ... [2020-10-28 17:05:48,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1bf27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:48, skipping insertion in model container [2020-10-28 17:05:48,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:48" (1/1) ... [2020-10-28 17:05:48,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:05:48,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:05:48,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:48,849 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:05:48,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:49,004 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:05:49,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49 WrapperNode [2020-10-28 17:05:49,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:49,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:05:49,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:05:49,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:05:49,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (1/1) ... [2020-10-28 17:05:49,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:05:49,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:05:49,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:05:49,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:05:49,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (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 [2020-10-28 17:05:49,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:05:49,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:05:49,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:05:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:05:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:05:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:05:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:05:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:05:49,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:05:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:05:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:05:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:05:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:05:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:05:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-28 17:05:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:05:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:05:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:05:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:05:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:05:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:05:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:05:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:05:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:05:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:05:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:05:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:05:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:05:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:05:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:05:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:05:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:05:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:05:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:05:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:05:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:05:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:05:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:05:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:05:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:05:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:05:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:05:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:05:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:05:49,254 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:05:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:05:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:49,255 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:05:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:05:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:05:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:05:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:05:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:05:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:05:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:05:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:05:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:05:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:05:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:05:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:05:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:05:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:05:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:05:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:05:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:05:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:05:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:05:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:05:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:05:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:05:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:05:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:05:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 17:05:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:05:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-28 17:05:49,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:05:49,262 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:05:49,262 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:05:49,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:05:49,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:05:49,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:05:50,561 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:05:50,561 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:05:50,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:50 BoogieIcfgContainer [2020-10-28 17:05:50,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:05:50,565 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:05:50,565 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:05:50,568 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:05:50,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:05:48" (1/3) ... [2020-10-28 17:05:50,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60330cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:50, skipping insertion in model container [2020-10-28 17:05:50,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:49" (2/3) ... [2020-10-28 17:05:50,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60330cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:50, skipping insertion in model container [2020-10-28 17:05:50,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:50" (3/3) ... [2020-10-28 17:05:50,572 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2020-10-28 17:05:50,583 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:05:50,589 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:05:50,605 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:05:50,634 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:05:50,634 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:05:50,634 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:05:50,634 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:05:50,634 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:05:50,634 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:05:50,635 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:05:50,635 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:05:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-10-28 17:05:50,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:05:50,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:50,668 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:05:50,668 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]=== [2020-10-28 17:05:50,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:50,675 INFO L82 PathProgramCache]: Analyzing trace with hash -465025264, now seen corresponding path program 1 times [2020-10-28 17:05:50,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:50,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1677332862] [2020-10-28 17:05:50,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:51,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:51,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:52,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:52,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:05:56,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:56,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:05:56,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:05:56,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 17:05:56,499 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:56,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:56,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:05:56,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:56,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:56,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:56,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:56,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:56,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:05:56,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:56,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:05:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:56,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:56,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:56,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:56,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:56,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:05:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:56,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:56,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:05:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:56,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:56,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:56,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:56,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:56,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:56,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:56,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:56,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:56,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:56,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:56,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1677332862] [2020-10-28 17:05:56,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:56,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:05:56,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679486336] [2020-10-28 17:05:56,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:05:56,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:56,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:05:56,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:56,728 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 4 states. [2020-10-28 17:05:57,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:57,917 INFO L93 Difference]: Finished difference Result 269 states and 349 transitions. [2020-10-28 17:05:57,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:05:57,919 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:05:57,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:57,933 INFO L225 Difference]: With dead ends: 269 [2020-10-28 17:05:57,933 INFO L226 Difference]: Without dead ends: 148 [2020-10-28 17:05:57,937 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:57,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-10-28 17:05:58,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 119. [2020-10-28 17:05:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-10-28 17:05:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-10-28 17:05:58,072 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 60 [2020-10-28 17:05:58,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:58,072 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-10-28 17:05:58,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:05:58,072 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-10-28 17:05:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:05:58,085 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:58,085 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:05:58,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:05:58,086 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]=== [2020-10-28 17:05:58,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:58,087 INFO L82 PathProgramCache]: Analyzing trace with hash -721419638, now seen corresponding path program 1 times [2020-10-28 17:05:58,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:58,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1846609335] [2020-10-28 17:05:58,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:58,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:58,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:58,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:00,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:06:03,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:06:03,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:06:03,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:06:03,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:06:03,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:06:03,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,484 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:06:03,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:06:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:03,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-28 17:06:03,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:06:03,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:06:03,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:06:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:03,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:03,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:06:03,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:06:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:03,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:03,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:06:03,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:06:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:03,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:06:03,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:06:03,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:06:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:03,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:06:03,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:06:03,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:06:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:03,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:06:03,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:06:03,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:06:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:06:03,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:06:03,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:03,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:06:03,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:06:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:03,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:03,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:03,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:03,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:06:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:03,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:03,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:03,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:06:03,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:03,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:06:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:03,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:03,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:03,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:03,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:03,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:03,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:03,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:03,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:03,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:06:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:03,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:06:03,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1846609335] [2020-10-28 17:06:03,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:06:03,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:06:03,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202186687] [2020-10-28 17:06:03,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:06:03,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:06:03,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:06:03,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:06:03,708 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 5 states. [2020-10-28 17:06:04,208 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:06:06,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:06:06,005 INFO L93 Difference]: Finished difference Result 336 states and 419 transitions. [2020-10-28 17:06:06,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:06:06,005 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-10-28 17:06:06,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:06:06,009 INFO L225 Difference]: With dead ends: 336 [2020-10-28 17:06:06,010 INFO L226 Difference]: Without dead ends: 245 [2020-10-28 17:06:06,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:06:06,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-28 17:06:06,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 203. [2020-10-28 17:06:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2020-10-28 17:06:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 244 transitions. [2020-10-28 17:06:06,100 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 244 transitions. Word has length 65 [2020-10-28 17:06:06,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:06:06,101 INFO L481 AbstractCegarLoop]: Abstraction has 203 states and 244 transitions. [2020-10-28 17:06:06,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:06:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 244 transitions. [2020-10-28 17:06:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-28 17:06:06,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:06:06,103 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:06:06,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:06:06,104 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]=== [2020-10-28 17:06:06,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:06:06,104 INFO L82 PathProgramCache]: Analyzing trace with hash -2139398028, now seen corresponding path program 1 times [2020-10-28 17:06:06,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:06:06,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1374957803] [2020-10-28 17:06:06,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:06:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:06,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:06,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:06,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:07,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-28 17:06:09,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:06:09,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2872 [2020-10-28 17:06:09,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:06:09,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-28 17:06:09,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 17:06:09,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,548 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:06:09,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:06:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:09,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:06:09,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:06:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:09,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:09,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:06:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:09,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:09,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:06:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:09,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:09,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:06:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:09,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:09,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:06:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:09,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:09,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:06:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:06:09,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:06:09,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:06:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:09,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:06:09,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:06:09,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:06:09,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:06:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:06:09,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:06:09,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:06:09,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:09,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:06:09,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:06:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:06:09,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:06:09,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:09,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:06:09,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 17:06:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:09,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:06:09,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:06:09,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:06:09,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:06:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:06:09,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:06:09,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:06:09,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:06:09,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:06:09,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:06:09,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:06:09,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:06:09,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:06:09,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:06:09,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:06:09,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:06:09,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:06:09,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1374957803] [2020-10-28 17:06:09,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:06:09,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:06:09,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914966425] [2020-10-28 17:06:09,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:06:09,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:06:09,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:06:09,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:06:09,758 INFO L87 Difference]: Start difference. First operand 203 states and 244 transitions. Second operand 9 states. [2020-10-28 17:06:10,382 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:06:11,314 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:06:12,425 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:06:12,855 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 17:06:12,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:06:12,994 INFO L93 Difference]: Finished difference Result 361 states and 468 transitions. [2020-10-28 17:06:12,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:06:12,997 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 73 [2020-10-28 17:06:12,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:06:12,999 INFO L225 Difference]: With dead ends: 361 [2020-10-28 17:06:12,999 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:06:13,007 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:06:13,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:06:13,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:06:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:06:13,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:06:13,008 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-10-28 17:06:13,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:06:13,009 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:06:13,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:06:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:06:13,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:06:13,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:06:13,015 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:06:13,137 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:06:15,260 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:06:15,562 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:15,870 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:16,156 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:06:16,497 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:06:16,872 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:06:17,504 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-28 17:06:17,798 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:06:18,108 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:06:18,679 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:06:19,033 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:19,614 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 9 [2020-10-28 17:06:19,961 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:20,534 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:06:21,090 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 10 [2020-10-28 17:06:21,521 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:21,838 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 14 [2020-10-28 17:06:22,163 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:06:22,471 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:22,779 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:23,079 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2020-10-28 17:06:23,419 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-28 17:06:24,009 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-28 17:06:24,595 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-28 17:06:25,182 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-28 17:06:25,235 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:06:25,235 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:06:25,235 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 246) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point L247(lines 224 248) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 200 255) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 200 255) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-10-28 17:06:25,236 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 200 255) no Hoare annotation was computed. [2020-10-28 17:06:25,237 INFO L274 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-28 17:06:25,237 INFO L274 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-10-28 17:06:25,237 INFO L274 CegarLoopResult]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2020-10-28 17:06:25,237 INFO L274 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-10-28 17:06:25,237 INFO L274 CegarLoopResult]: For program point L282-2(lines 282 307) no Hoare annotation was computed. [2020-10-28 17:06:25,237 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 256 315) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point L308(lines 281 309) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 256 315) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point L301(line 301) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point L301-1(line 301) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 256 315) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 776 782) the Hoare annotation is: true [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 776 782) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 783 791) no Hoare annotation was computed. [2020-10-28 17:06:25,238 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 783 791) the Hoare annotation is: true [2020-10-28 17:06:25,239 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 783 791) no Hoare annotation was computed. [2020-10-28 17:06:25,239 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 884 891) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,239 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 884 891) no Hoare annotation was computed. [2020-10-28 17:06:25,239 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 884 891) no Hoare annotation was computed. [2020-10-28 17:06:25,239 INFO L274 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-28 17:06:25,239 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 892 901) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,239 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 892 901) no Hoare annotation was computed. [2020-10-28 17:06:25,239 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 892 901) no Hoare annotation was computed. [2020-10-28 17:06:25,240 INFO L270 CegarLoopResult]: At program point L917(line 917) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,240 INFO L274 CegarLoopResult]: For program point L915(lines 915 921) no Hoare annotation was computed. [2020-10-28 17:06:25,240 INFO L274 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-10-28 17:06:25,240 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 902 930) the Hoare annotation is: true [2020-10-28 17:06:25,240 INFO L277 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: true [2020-10-28 17:06:25,240 INFO L274 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-10-28 17:06:25,240 INFO L274 CegarLoopResult]: For program point L910(lines 910 927) no Hoare annotation was computed. [2020-10-28 17:06:25,240 INFO L274 CegarLoopResult]: For program point L910-1(lines 902 930) no Hoare annotation was computed. [2020-10-28 17:06:25,241 INFO L277 CegarLoopResult]: At program point L908(line 908) the Hoare annotation is: true [2020-10-28 17:06:25,241 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 902 930) no Hoare annotation was computed. [2020-10-28 17:06:25,241 INFO L274 CegarLoopResult]: For program point L908-1(line 908) no Hoare annotation was computed. [2020-10-28 17:06:25,241 INFO L270 CegarLoopResult]: At program point L130-1(line 130) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,241 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 124 146) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,241 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 124 146) no Hoare annotation was computed. [2020-10-28 17:06:25,241 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 124 146) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L270 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,242 INFO L270 CegarLoopResult]: At program point L136-1(line 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 141) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L270 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,242 INFO L270 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 17:06:25,242 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 553 559) no Hoare annotation was computed. [2020-10-28 17:06:25,243 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 553 559) the Hoare annotation is: true [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 675 689) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point L679(lines 679 685) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 675 689) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 675 689) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 586 593) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 586 593) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 586 593) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 630 638) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 630 638) the Hoare annotation is: true [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 630 638) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point L669(line 669) no Hoare annotation was computed. [2020-10-28 17:06:25,244 INFO L274 CegarLoopResult]: For program point L669-1(line 669) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point L658(lines 658 666) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point L658-2(lines 658 666) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 639 674) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 639 674) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point L646(lines 646 654) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point L646-2(lines 646 654) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 639 674) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 769 775) no Hoare annotation was computed. [2020-10-28 17:06:25,245 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 769 775) the Hoare annotation is: true [2020-10-28 17:06:25,245 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 154 199) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 154 199) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 154 199) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point L481(lines 481 501) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point L481-1(lines 481 501) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 467 512) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point L498(lines 498 499) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 491 492) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 498 499) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point L491(lines 491 492) no Hoare annotation was computed. [2020-10-28 17:06:25,246 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 467 512) no Hoare annotation was computed. [2020-10-28 17:06:25,247 INFO L274 CegarLoopResult]: For program point L487(lines 487 494) no Hoare annotation was computed. [2020-10-28 17:06:25,247 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 467 512) no Hoare annotation was computed. [2020-10-28 17:06:25,247 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 110 120) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,247 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 110 120) no Hoare annotation was computed. [2020-10-28 17:06:25,247 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 110 120) no Hoare annotation was computed. [2020-10-28 17:06:25,247 INFO L270 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,247 INFO L277 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: true [2020-10-28 17:06:25,248 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 619 629) the Hoare annotation is: true [2020-10-28 17:06:25,248 INFO L274 CegarLoopResult]: For program point L624-1(line 624) no Hoare annotation was computed. [2020-10-28 17:06:25,248 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 619 629) no Hoare annotation was computed. [2020-10-28 17:06:25,248 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 619 629) no Hoare annotation was computed. [2020-10-28 17:06:25,248 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 611 618) the Hoare annotation is: true [2020-10-28 17:06:25,248 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 611 618) no Hoare annotation was computed. [2020-10-28 17:06:25,248 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 611 618) no Hoare annotation was computed. [2020-10-28 17:06:25,248 INFO L270 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,248 INFO L270 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,249 INFO L274 CegarLoopResult]: For program point L569(lines 569 577) no Hoare annotation was computed. [2020-10-28 17:06:25,249 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,249 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 561 585) no Hoare annotation was computed. [2020-10-28 17:06:25,249 INFO L274 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-10-28 17:06:25,249 INFO L274 CegarLoopResult]: For program point L565(lines 565 582) no Hoare annotation was computed. [2020-10-28 17:06:25,249 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 561 585) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:06:25,249 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:06:25,249 INFO L274 CegarLoopResult]: For program point L580-1(lines 561 585) no Hoare annotation was computed. [2020-10-28 17:06:25,249 INFO L274 CegarLoopResult]: For program point L737(lines 737 743) no Hoare annotation was computed. [2020-10-28 17:06:25,250 INFO L270 CegarLoopResult]: At program point L737-1(lines 731 744) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,250 INFO L270 CegarLoopResult]: At program point testENTRY(lines 691 756) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,250 INFO L274 CegarLoopResult]: For program point L702(lines 701 748) no Hoare annotation was computed. [2020-10-28 17:06:25,250 INFO L274 CegarLoopResult]: For program point L731(lines 731 744) no Hoare annotation was computed. [2020-10-28 17:06:25,250 INFO L274 CegarLoopResult]: For program point testFINAL(lines 691 756) no Hoare annotation was computed. [2020-10-28 17:06:25,250 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,250 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-28 17:06:25,250 INFO L274 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-10-28 17:06:25,251 INFO L270 CegarLoopResult]: At program point L746(lines 701 748) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,251 INFO L270 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,251 INFO L274 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2020-10-28 17:06:25,251 INFO L274 CegarLoopResult]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2020-10-28 17:06:25,251 INFO L274 CegarLoopResult]: For program point L703(lines 703 707) no Hoare annotation was computed. [2020-10-28 17:06:25,251 INFO L270 CegarLoopResult]: At program point L749(lines 700 750) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,251 INFO L270 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,251 INFO L274 CegarLoopResult]: For program point testEXIT(lines 691 756) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 445 446) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point L445(lines 445 446) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 452 453) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 421 466) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point L441(lines 441 448) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 421 466) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point L435(lines 435 455) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point L435-1(lines 435 455) no Hoare annotation was computed. [2020-10-28 17:06:25,252 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 421 466) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point L452(lines 452 453) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point L849(lines 849 857) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point L849-2(lines 849 857) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 841 863) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 841 863) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 841 863) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 318 420) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point L347(lines 347 363) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point L407(lines 407 414) no Hoare annotation was computed. [2020-10-28 17:06:25,253 INFO L274 CegarLoopResult]: For program point L368(lines 367 387) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L399-1(line 399) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L364(lines 364 405) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 318 420) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L342(lines 342 346) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L406(lines 406 417) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 318 420) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L369(lines 369 373) no Hoare annotation was computed. [2020-10-28 17:06:25,254 INFO L274 CegarLoopResult]: For program point L367-2(lines 367 387) no Hoare annotation was computed. [2020-10-28 17:06:25,255 INFO L274 CegarLoopResult]: For program point L388(lines 366 389) no Hoare annotation was computed. [2020-10-28 17:06:25,255 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 759 768) no Hoare annotation was computed. [2020-10-28 17:06:25,255 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 759 768) no Hoare annotation was computed. [2020-10-28 17:06:25,255 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 759 768) no Hoare annotation was computed. [2020-10-28 17:06:25,255 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,255 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point L605-1(lines 594 610) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 594 610) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point L601(lines 601 607) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 594 610) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-10-28 17:06:25,256 INFO L274 CegarLoopResult]: For program point L599-1(line 599) no Hoare annotation was computed. [2020-10-28 17:06:25,257 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 864 872) the Hoare annotation is: true [2020-10-28 17:06:25,257 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 864 872) no Hoare annotation was computed. [2020-10-28 17:06:25,257 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 864 872) no Hoare annotation was computed. [2020-10-28 17:06:25,257 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 820 831) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 17:06:25,257 INFO L274 CegarLoopResult]: For program point L824-1(lines 820 831) no Hoare annotation was computed. [2020-10-28 17:06:25,257 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 820 831) no Hoare annotation was computed. [2020-10-28 17:06:25,257 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,257 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,258 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,258 INFO L270 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,258 INFO L270 CegarLoopResult]: At program point L540(lines 540 546) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,258 INFO L270 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:06:25,258 INFO L274 CegarLoopResult]: For program point L533(lines 529 551) no Hoare annotation was computed. [2020-10-28 17:06:25,258 INFO L274 CegarLoopResult]: For program point L531(lines 529 551) no Hoare annotation was computed. [2020-10-28 17:06:25,258 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 526 552) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:06:25,258 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 526 552) no Hoare annotation was computed. [2020-10-28 17:06:25,258 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 526 552) no Hoare annotation was computed. [2020-10-28 17:06:25,259 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-28 17:06:25,259 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-28 17:06:25,259 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:06:25,259 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 17:06:25,259 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,259 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-28 17:06:25,259 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,260 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:06:25,260 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-28 17:06:25,260 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-28 17:06:25,260 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 832 840) the Hoare annotation is: true [2020-10-28 17:06:25,260 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 832 840) no Hoare annotation was computed. [2020-10-28 17:06:25,260 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 832 840) no Hoare annotation was computed. [2020-10-28 17:06:25,260 INFO L274 CegarLoopResult]: For program point L800-1(lines 796 807) no Hoare annotation was computed. [2020-10-28 17:06:25,260 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 796 807) the Hoare annotation is: true [2020-10-28 17:06:25,260 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 796 807) no Hoare annotation was computed. [2020-10-28 17:06:25,260 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-28 17:06:25,261 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-28 17:06:25,261 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,261 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 17:06:25,261 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:06:25,261 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:25,261 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 808 819) no Hoare annotation was computed. [2020-10-28 17:06:25,261 INFO L274 CegarLoopResult]: For program point L812-1(lines 808 819) no Hoare annotation was computed. [2020-10-28 17:06:25,261 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 808 819) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:06:25,261 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 874 881) no Hoare annotation was computed. [2020-10-28 17:06:25,262 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-28 17:06:25,262 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 874 881) the Hoare annotation is: true [2020-10-28 17:06:25,262 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 874 881) no Hoare annotation was computed. [2020-10-28 17:06:25,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:06:25 BoogieIcfgContainer [2020-10-28 17:06:25,280 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:06:25,282 INFO L168 Benchmark]: Toolchain (without parser) took 36838.46 ms. Allocated memory was 151.0 MB in the beginning and 556.8 MB in the end (delta: 405.8 MB). Free memory was 124.9 MB in the beginning and 255.6 MB in the end (delta: -130.6 MB). Peak memory consumption was 329.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:25,283 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 123.5 MB in the beginning and 123.5 MB in the end (delta: 80.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:06:25,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.14 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 103.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:25,285 INFO L168 Benchmark]: Boogie Preprocessor took 136.69 ms. Allocated memory is still 151.0 MB. Free memory was 103.5 MB in the beginning and 99.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:25,286 INFO L168 Benchmark]: RCFGBuilder took 1419.74 ms. Allocated memory is still 151.0 MB. Free memory was 99.5 MB in the beginning and 127.1 MB in the end (delta: -27.6 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:25,287 INFO L168 Benchmark]: TraceAbstraction took 34715.16 ms. Allocated memory was 151.0 MB in the beginning and 556.8 MB in the end (delta: 405.8 MB). Free memory was 127.1 MB in the beginning and 255.6 MB in the end (delta: -128.4 MB). Peak memory consumption was 331.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:25,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 123.5 MB in the beginning and 123.5 MB in the end (delta: 80.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 555.14 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 103.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 136.69 ms. Allocated memory is still 151.0 MB. Free memory was 103.5 MB in the beginning and 99.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1419.74 ms. Allocated memory is still 151.0 MB. Free memory was 99.5 MB in the beginning and 127.1 MB in the end (delta: -27.6 MB). Peak memory consumption was 56.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 34715.16 ms. Allocated memory was 151.0 MB in the beginning and 556.8 MB in the end (delta: 405.8 MB). Free memory was 127.1 MB in the beginning and 255.6 MB in the end (delta: -128.4 MB). Peak memory consumption was 331.0 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: 452]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 445]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 491]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 498]: 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: 700]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (0 <= pumpRunning && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.3s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 320 SDtfs, 450 SDslu, 223 SDs, 0 SdLazy, 742 SolverSat, 308 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=203occurred 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, 71 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 291 PreInvPairs, 343 NumberOfFragments, 876 HoareAnnotationTreeSize, 291 FomulaSimplifications, 4627 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 56 FomulaSimplificationsInter, 9505 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 195 ConstructedInterpolants, 0 QuantifiedInterpolants, 62841 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...