/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:05:52,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:05:52,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:05:52,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:05:52,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:05:52,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:05:52,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:05:52,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:05:52,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:05:52,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:05:52,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:05:52,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:05:52,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:05:52,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:05:52,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:05:52,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:05:52,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:05:52,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:05:52,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:05:52,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:05:52,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:05:52,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:05:52,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:05:52,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:05:52,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:05:52,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:05:52,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:05:52,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:05:52,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:05:52,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:05:52,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:05:52,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:05:52,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:05:52,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:05:52,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:05:52,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:05:52,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:05:52,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:05:52,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:05:52,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:05:52,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:05:52,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 11:05:52,594 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:05:52,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:05:52,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:05:52,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:05:52,596 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:05:52,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:05:52,596 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:05:52,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:05:52,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:05:52,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:05:52,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:05:52,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:05:52,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:05:52,598 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:05:52,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:05:52,598 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:05:52,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:05:52,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:05:52,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:05:52,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:05:52,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:05:52,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:05:52,602 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:05:52,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:05:52,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:05:52,603 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:05:52,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:05:52,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:05:52,604 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:05:52,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:05:53,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:05:53,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:05:53,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:05:53,135 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:05:53,137 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:05:53,138 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-09-21 11:05:53,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e791a1a6f/e02a42f341364a5a9ff9cc420563c917/FLAGd5b0ca663 [2020-09-21 11:05:53,870 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:05:53,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2020-09-21 11:05:53,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e791a1a6f/e02a42f341364a5a9ff9cc420563c917/FLAGd5b0ca663 [2020-09-21 11:05:54,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e791a1a6f/e02a42f341364a5a9ff9cc420563c917 [2020-09-21 11:05:54,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:05:54,144 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:05:54,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:05:54,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:05:54,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:05:54,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:54,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6cae7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54, skipping insertion in model container [2020-09-21 11:05:54,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:54,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:05:54,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:05:54,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:05:54,815 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:05:54,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:05:54,946 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:05:54,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54 WrapperNode [2020-09-21 11:05:54,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:05:54,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:05:54,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:05:54,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:05:54,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:54,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:54,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:54,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:55,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:55,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:55,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... [2020-09-21 11:05:55,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:05:55,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:05:55,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:05:55,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:05:55,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:05:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:05:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:05:55,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:05:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:05:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:05:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:05:55,161 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:05:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:05:55,162 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:05:55,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:05:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:05:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:05:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:05:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:05:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:05:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:05:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:05:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:05:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:05:55,165 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:05:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:05:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:05:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:05:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:05:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:05:55,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:05:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:05:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:05:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:05:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:05:55,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:05:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:05:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:05:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:05:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:05:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:05:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:05:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:05:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:05:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:05:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:05:55,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 11:05:55,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 11:05:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:05:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:05:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:05:55,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:05:55,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:05:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:05:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:05:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:05:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:05:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:05:55,174 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:05:55,175 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:05:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:05:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:05:55,176 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:05:55,177 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:05:55,177 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:05:55,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:05:55,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:05:56,196 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:05:56,196 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:05:56,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:05:56 BoogieIcfgContainer [2020-09-21 11:05:56,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:05:56,204 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:05:56,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:05:56,208 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:05:56,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:05:54" (1/3) ... [2020-09-21 11:05:56,209 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464ffc43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:05:56, skipping insertion in model container [2020-09-21 11:05:56,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:05:54" (2/3) ... [2020-09-21 11:05:56,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@464ffc43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:05:56, skipping insertion in model container [2020-09-21 11:05:56,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:05:56" (3/3) ... [2020-09-21 11:05:56,212 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2020-09-21 11:05:56,224 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:05:56,235 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:05:56,257 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:05:56,287 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:05:56,287 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:05:56,287 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:05:56,287 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:05:56,288 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:05:56,288 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:05:56,288 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:05:56,288 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:05:56,311 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2020-09-21 11:05:56,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 11:05:56,322 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:05:56,323 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:05:56,323 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:05:56,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:05:56,330 INFO L82 PathProgramCache]: Analyzing trace with hash -381422991, now seen corresponding path program 1 times [2020-09-21 11:05:56,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:05:56,339 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1794714918] [2020-09-21 11:05:56,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:05:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:56,668 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:56,669 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:56,669 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:56,669 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:56,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 11:05:56,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:56,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:05:56,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:56,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:56,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:05:56,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:56,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,152 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:05:57,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:05:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,167 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,168 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,168 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,168 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:57,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:57,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:05:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,276 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,276 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,279 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,280 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:05:57,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:05:57,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:57,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:05:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,290 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,290 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,290 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,291 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:05:57,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:57,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:57,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:05:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,302 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,302 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,302 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,303 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:57,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:57,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:57,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:05:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,315 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,316 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,316 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:05:57,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:05:57,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:57,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:05:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,336 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,337 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,338 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,339 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:57,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:05:57,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:57,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 11:05:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,351 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,352 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,352 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,353 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:57,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:05:57,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:05:57,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:05:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:57,363 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:57,363 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:57,363 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:57,364 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:57,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:57,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:57,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:57,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:05:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:05:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:05:57,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1794714918] [2020-09-21 11:05:57,394 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:05:57,395 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:05:57,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094409724] [2020-09-21 11:05:57,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:05:57,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:05:57,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:05:57,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:05:57,425 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 4 states. [2020-09-21 11:05:58,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:05:58,427 INFO L93 Difference]: Finished difference Result 208 states and 279 transitions. [2020-09-21 11:05:58,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:05:58,433 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 11:05:58,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:05:58,458 INFO L225 Difference]: With dead ends: 208 [2020-09-21 11:05:58,458 INFO L226 Difference]: Without dead ends: 119 [2020-09-21 11:05:58,464 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:05:58,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-09-21 11:05:58,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 90. [2020-09-21 11:05:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-09-21 11:05:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-09-21 11:05:58,556 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2020-09-21 11:05:58,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:05:58,557 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-09-21 11:05:58,557 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:05:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-09-21 11:05:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 11:05:58,561 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:05:58,561 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:05:58,561 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:05:58,562 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:05:58,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:05:58,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1660884333, now seen corresponding path program 1 times [2020-09-21 11:05:58,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:05:58,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1365529519] [2020-09-21 11:05:58,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:05:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:58,655 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:58,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:58,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:58,656 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:58,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 11:05:58,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:58,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:05:58,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:58,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:05:58,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:05:58,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:05:58,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:58,986 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:05:58,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:05:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:58,996 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:58,996 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:58,997 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:58,997 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:58,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:58,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:58,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:58,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:58,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:58,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:58,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:05:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,036 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,037 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,037 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,037 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:05:59,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:05:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,042 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,042 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:05:59,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:05:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,047 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,047 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,047 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,047 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:59,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:59,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:05:59,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,053 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,053 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,053 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,054 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:05:59,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:59,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:05:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,065 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,065 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,066 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,066 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:59,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:05:59,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:05:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,071 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,071 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:59,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:05:59,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:05:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:05:59,077 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:05:59,077 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:05:59,077 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:05:59,077 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:05:59,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:05:59,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:05:59,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:05:59,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:05:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:05:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:05:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:05:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:05:59,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:05:59,088 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1365529519] [2020-09-21 11:05:59,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:05:59,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:05:59,088 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178679196] [2020-09-21 11:05:59,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:05:59,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:05:59,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:05:59,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:05:59,092 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 5 states. [2020-09-21 11:05:59,657 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:06:00,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:00,328 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-09-21 11:06:00,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:06:00,328 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 11:06:00,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:00,331 INFO L225 Difference]: With dead ends: 149 [2020-09-21 11:06:00,332 INFO L226 Difference]: Without dead ends: 109 [2020-09-21 11:06:00,334 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:00,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-09-21 11:06:00,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-09-21 11:06:00,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-09-21 11:06:00,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-09-21 11:06:00,379 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2020-09-21 11:06:00,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:00,379 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-09-21 11:06:00,379 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:00,380 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-09-21 11:06:00,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 11:06:00,382 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:00,382 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:00,382 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:06:00,382 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:00,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:00,383 INFO L82 PathProgramCache]: Analyzing trace with hash -562457481, now seen corresponding path program 1 times [2020-09-21 11:06:00,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:00,383 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [754933820] [2020-09-21 11:06:00,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:00,807 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:06:00,807 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:00,807 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:00,808 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:00,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 11:06:00,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:00,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 371 [2020-09-21 11:06:00,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:00,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:06:00,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:00,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:06:00,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,133 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:01,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,211 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,211 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,212 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,212 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-21 11:06:01,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:01,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:01,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,253 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,253 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,253 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,254 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:01,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:01,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,259 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,259 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,260 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,260 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:01,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:01,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:01,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,266 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,266 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,266 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:01,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,273 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,273 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,274 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,274 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:01,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:01,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:01,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,289 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,290 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,290 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,290 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:01,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:01,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:01,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:01,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 11:06:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,295 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,295 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,296 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,296 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:06:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:01,300 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:01,301 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:01,301 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:01,301 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:01,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:01,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:01,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:01,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:01,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:01,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:01,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:01,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:01,312 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [754933820] [2020-09-21 11:06:01,313 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:01,313 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:06:01,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228565089] [2020-09-21 11:06:01,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:06:01,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:01,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:06:01,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:06:01,315 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 5 states. [2020-09-21 11:06:01,647 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:02,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:02,228 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-09-21 11:06:02,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:06:02,228 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 11:06:02,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:02,232 INFO L225 Difference]: With dead ends: 162 [2020-09-21 11:06:02,232 INFO L226 Difference]: Without dead ends: 109 [2020-09-21 11:06:02,233 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:06:02,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-09-21 11:06:02,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 81. [2020-09-21 11:06:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-09-21 11:06:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2020-09-21 11:06:02,261 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2020-09-21 11:06:02,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:02,262 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2020-09-21 11:06:02,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:06:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2020-09-21 11:06:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:06:02,264 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:02,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:02,264 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:06:02,265 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:02,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:02,265 INFO L82 PathProgramCache]: Analyzing trace with hash -423646974, now seen corresponding path program 1 times [2020-09-21 11:06:02,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:02,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [17999754] [2020-09-21 11:06:02,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:02,602 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:02,603 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:02,603 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:02,603 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:02,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-09-21 11:06:02,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:02,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 294 [2020-09-21 11:06:02,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:02,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-21 11:06:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:02,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-09-21 11:06:02,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:02,969 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:02,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,039 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,040 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,040 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,040 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:03,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-21 11:06:03,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:03,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,084 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,085 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,085 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,085 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:03,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:03,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:03,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,090 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,091 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,091 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,091 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:03,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:03,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:03,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,098 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,099 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,099 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,099 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:03,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:03,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:03,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,106 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,107 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,107 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,107 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:03,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:03,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:03,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:03,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,131 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,131 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,132 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,132 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:03,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:03,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:03,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:06:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,143 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,143 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,143 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,150 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:03,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 11:06:03,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:03,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:06:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,166 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,166 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,166 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,167 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:03,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:06:03,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:03,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:03,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:03,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:06:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:03,193 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:03,193 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:03,193 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:03,194 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:03,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:03,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:03,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:03,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:03,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:06:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:03,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:06:03,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:03,216 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [17999754] [2020-09-21 11:06:03,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:03,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:06:03,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807526246] [2020-09-21 11:06:03,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:06:03,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:03,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:06:03,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:06:03,221 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 8 states. [2020-09-21 11:06:03,720 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:04,793 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:05,137 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:05,447 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:05,753 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:06,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:06,254 INFO L93 Difference]: Finished difference Result 219 states and 281 transitions. [2020-09-21 11:06:06,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-21 11:06:06,255 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-09-21 11:06:06,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:06,258 INFO L225 Difference]: With dead ends: 219 [2020-09-21 11:06:06,258 INFO L226 Difference]: Without dead ends: 166 [2020-09-21 11:06:06,259 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:06:06,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-09-21 11:06:06,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 124. [2020-09-21 11:06:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2020-09-21 11:06:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2020-09-21 11:06:06,299 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2020-09-21 11:06:06,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:06,300 INFO L479 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2020-09-21 11:06:06,300 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:06:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2020-09-21 11:06:06,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:06:06,302 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:06:06,303 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:06:06,303 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:06:06,303 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:06:06,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:06:06,304 INFO L82 PathProgramCache]: Analyzing trace with hash -971040994, now seen corresponding path program 1 times [2020-09-21 11:06:06,304 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:06:06,304 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [19949171] [2020-09-21 11:06:06,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:06:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,455 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,455 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,455 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,456 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:06:06,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-09-21 11:06:06,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:06:06,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:06:06,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-09-21 11:06:06,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,873 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:06,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:06:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,940 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,940 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,941 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,941 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:06,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 11:06:06,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:06,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:06:06,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:06,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:06:06,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,988 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,988 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,988 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,988 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:06,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:06,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:06,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:06,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:06:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:06,994 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:06,994 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:06,994 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:06,995 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:06,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:06,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:06,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:06:06,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:06,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:06,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:06,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:06,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:06,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:06:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,000 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,000 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,000 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,001 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:07,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:06:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,007 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,008 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,008 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,008 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:07,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:06:07,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:06:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,023 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,025 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,026 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,026 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:07,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:06:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,097 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,098 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,098 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,098 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:06:07,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,105 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,105 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,105 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,105 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:06:07,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:06:07,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:06:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,110 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,110 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,111 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,111 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:06:07,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:06:07,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:06:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:06:07,118 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:06:07,118 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:06:07,119 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:06:07,119 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:06:07,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:06:07,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:06:07,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:06:07,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:06:07,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:06:07,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:06:07,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:06:07,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:06:07,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:06:07,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [19949171] [2020-09-21 11:06:07,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:06:07,147 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:06:07,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534981054] [2020-09-21 11:06:07,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:06:07,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:06:07,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:06:07,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:06:07,148 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 9 states. [2020-09-21 11:06:07,620 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:06:08,604 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:08,967 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:09,310 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 11:06:09,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:06:09,584 INFO L93 Difference]: Finished difference Result 253 states and 322 transitions. [2020-09-21 11:06:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-21 11:06:09,585 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 11:06:09,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:06:09,588 INFO L225 Difference]: With dead ends: 253 [2020-09-21 11:06:09,589 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:06:09,594 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:06:09,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:06:09,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:06:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:06:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:06:09,596 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-09-21 11:06:09,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:06:09,596 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:06:09,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:06:09,597 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:06:09,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:06:09,597 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:06:09,600 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:06:09,803 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:09,968 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:10,143 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:10,309 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:10,474 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:10,918 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-09-21 11:06:11,090 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:11,535 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 201 [2020-09-21 11:06:11,713 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:11,877 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:12,048 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:12,213 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:12,380 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:12,547 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:12,724 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:12,888 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:13,056 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:13,212 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:13,375 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:13,538 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:13,700 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:14,133 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 201 [2020-09-21 11:06:14,299 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:14,470 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:14,775 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 16 [2020-09-21 11:06:14,936 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:15,100 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:15,262 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:15,416 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:15,585 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:15,750 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:15,908 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:16,065 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:16,304 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 16 [2020-09-21 11:06:16,462 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:16,615 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:16,772 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:16,931 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:17,089 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:17,249 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:17,409 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:17,575 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:17,731 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:18,018 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:18,389 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:18,761 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:19,048 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:19,417 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:19,787 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:19,945 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,104 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,263 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,416 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:20,574 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:20,859 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:21,230 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:21,599 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:21,886 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-09-21 11:06:22,259 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:22,636 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-21 11:06:22,809 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:06:22,962 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:06:23,204 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:23,435 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:23,657 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:23,899 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2020-09-21 11:06:24,185 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:24,700 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:24,923 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:25,134 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-09-21 11:06:25,385 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:25,615 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:26,056 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-09-21 11:06:26,324 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:06:26,636 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:06:27,088 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-09-21 11:06:27,546 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 12 [2020-09-21 11:06:27,760 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 11:06:28,122 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-09-21 11:06:28,358 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 11:06:28,756 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:29,127 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 16 [2020-09-21 11:06:29,523 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 257 312) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point L304(lines 281 305) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2020-09-21 11:06:29,530 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point L365(lines 338 366) no Hoare annotation was computed. [2020-09-21 11:06:29,531 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2020-09-21 11:06:29,532 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-09-21 11:06:29,532 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-09-21 11:06:29,532 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 11:06:29,532 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 11:06:29,532 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:06:29,533 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 11:06:29,533 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 11:06:29,533 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,533 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2020-09-21 11:06:29,533 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,534 INFO L264 CegarLoopResult]: At program point L659-1(line 659) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,534 INFO L268 CegarLoopResult]: For program point L657(lines 657 664) no Hoare annotation was computed. [2020-09-21 11:06:29,534 INFO L268 CegarLoopResult]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2020-09-21 11:06:29,534 INFO L268 CegarLoopResult]: For program point L655(line 655) no Hoare annotation was computed. [2020-09-21 11:06:29,534 INFO L264 CegarLoopResult]: At program point L654(line 654) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,534 INFO L264 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,534 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L264 CegarLoopResult]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point L622(line 622) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-09-21 11:06:29,535 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-09-21 11:06:29,536 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2020-09-21 11:06:29,537 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point L774-1(line 774) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 211 256) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point L544(lines 544 551) no Hoare annotation was computed. [2020-09-21 11:06:29,538 INFO L268 CegarLoopResult]: For program point L538(lines 538 558) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 524 569) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,539 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2020-09-21 11:06:29,539 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point L729-1(line 729) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2020-09-21 11:06:29,540 INFO L268 CegarLoopResult]: For program point L801(lines 801 805) no Hoare annotation was computed. [2020-09-21 11:06:29,540 INFO L264 CegarLoopResult]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,541 INFO L268 CegarLoopResult]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2020-09-21 11:06:29,541 INFO L264 CegarLoopResult]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,541 INFO L268 CegarLoopResult]: For program point L837(lines 837 841) no Hoare annotation was computed. [2020-09-21 11:06:29,541 INFO L264 CegarLoopResult]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,541 INFO L268 CegarLoopResult]: For program point L800(lines 799 846) no Hoare annotation was computed. [2020-09-21 11:06:29,541 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,541 INFO L268 CegarLoopResult]: For program point L829(lines 829 842) no Hoare annotation was computed. [2020-09-21 11:06:29,541 INFO L264 CegarLoopResult]: At program point L821(line 821) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,541 INFO L268 CegarLoopResult]: For program point L819(lines 819 825) no Hoare annotation was computed. [2020-09-21 11:06:29,541 INFO L268 CegarLoopResult]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2020-09-21 11:06:29,541 INFO L264 CegarLoopResult]: At program point L844(lines 799 846) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,542 INFO L264 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point L809(lines 809 815) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point L498(lines 498 505) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 478 523) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point L492(lines 492 512) no Hoare annotation was computed. [2020-09-21 11:06:29,542 INFO L268 CegarLoopResult]: For program point L492-1(lines 492 512) no Hoare annotation was computed. [2020-09-21 11:06:29,543 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:29,543 INFO L268 CegarLoopResult]: For program point L188(lines 188 194) no Hoare annotation was computed. [2020-09-21 11:06:29,543 INFO L268 CegarLoopResult]: For program point L187(lines 187 197) no Hoare annotation was computed. [2020-09-21 11:06:29,543 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-09-21 11:06:29,543 INFO L268 CegarLoopResult]: For program point L185-1(line 185) no Hoare annotation was computed. [2020-09-21 11:06:29,543 INFO L268 CegarLoopResult]: For program point L183(lines 183 200) no Hoare annotation was computed. [2020-09-21 11:06:29,543 INFO L268 CegarLoopResult]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2020-09-21 11:06:29,543 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-09-21 11:06:29,544 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-09-21 11:06:29,545 INFO L268 CegarLoopResult]: For program point L463(lines 463 474) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point L426(lines 426 430) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point L445(lines 423 446) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point L404(lines 404 420) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point L464(lines 464 471) no Hoare annotation was computed. [2020-09-21 11:06:29,546 INFO L268 CegarLoopResult]: For program point L425(lines 424 444) no Hoare annotation was computed. [2020-09-21 11:06:29,547 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-09-21 11:06:29,547 INFO L268 CegarLoopResult]: For program point L456-1(line 456) no Hoare annotation was computed. [2020-09-21 11:06:29,547 INFO L268 CegarLoopResult]: For program point L421(lines 421 462) no Hoare annotation was computed. [2020-09-21 11:06:29,547 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,547 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#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~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:06:29,547 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 708 715) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-09-21 11:06:29,548 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-09-21 11:06:29,549 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:06:29,549 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-09-21 11:06:29,549 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,549 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,549 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,549 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2020-09-21 11:06:29,549 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-09-21 11:06:29,549 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-09-21 11:06:29,550 INFO L264 CegarLoopResult]: At program point L690(line 690) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:29,550 INFO L264 CegarLoopResult]: At program point L688(lines 688 694) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:29,550 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:29,550 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:29,550 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2020-09-21 11:06:29,550 INFO L268 CegarLoopResult]: For program point L681(lines 680 699) no Hoare annotation was computed. [2020-09-21 11:06:29,550 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2020-09-21 11:06:29,550 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2020-09-21 11:06:29,551 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2020-09-21 11:06:29,551 INFO L271 CegarLoopResult]: At program point L598(lines 573 602) the Hoare annotation is: true [2020-09-21 11:06:29,551 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-09-21 11:06:29,551 INFO L268 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2020-09-21 11:06:29,551 INFO L271 CegarLoopResult]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2020-09-21 11:06:29,551 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-09-21 11:06:29,551 INFO L271 CegarLoopResult]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2020-09-21 11:06:29,551 INFO L271 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: true [2020-09-21 11:06:29,551 INFO L268 CegarLoopResult]: For program point L579-1(line 579) no Hoare annotation was computed. [2020-09-21 11:06:29,552 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-09-21 11:06:29,552 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-09-21 11:06:29,552 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-09-21 11:06:29,552 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2020-09-21 11:06:29,552 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2020-09-21 11:06:29,552 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,552 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-09-21 11:06:29,552 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:06:29,553 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:06:29,553 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2020-09-21 11:06:29,553 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-09-21 11:06:29,553 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2020-09-21 11:06:29,553 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-09-21 11:06:29,553 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-09-21 11:06:29,553 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:06:29,553 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2020-09-21 11:06:29,554 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2020-09-21 11:06:29,554 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2020-09-21 11:06:29,554 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2020-09-21 11:06:29,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:06:29 BoogieIcfgContainer [2020-09-21 11:06:29,574 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:06:29,576 INFO L168 Benchmark]: Toolchain (without parser) took 35440.26 ms. Allocated memory was 138.9 MB in the beginning and 597.7 MB in the end (delta: 458.8 MB). Free memory was 101.2 MB in the beginning and 250.5 MB in the end (delta: -149.3 MB). Peak memory consumption was 437.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:29,577 INFO L168 Benchmark]: CDTParser took 0.92 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-21 11:06:29,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 799.53 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.5 MB in the beginning and 172.1 MB in the end (delta: -71.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:29,579 INFO L168 Benchmark]: Boogie Preprocessor took 110.04 ms. Allocated memory is still 201.9 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:29,579 INFO L168 Benchmark]: RCFGBuilder took 1144.84 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 167.4 MB in the beginning and 202.5 MB in the end (delta: -35.1 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:29,580 INFO L168 Benchmark]: TraceAbstraction took 33370.80 ms. Allocated memory was 234.4 MB in the beginning and 597.7 MB in the end (delta: 363.3 MB). Free memory was 202.5 MB in the beginning and 250.5 MB in the end (delta: -48.0 MB). Peak memory consumption was 443.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:06:29,584 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 799.53 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 100.5 MB in the beginning and 172.1 MB in the end (delta: -71.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.04 ms. Allocated memory is still 201.9 MB. Free memory was 172.1 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1144.84 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 167.4 MB in the beginning and 202.5 MB in the end (delta: -35.1 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33370.80 ms. Allocated memory was 234.4 MB in the beginning and 597.7 MB in the end (delta: 363.3 MB). Free memory was 202.5 MB in the beginning and 250.5 MB in the end (delta: -48.0 MB). Peak memory consumption was 443.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || (splverifierCounter <= 0 && 1 == systemActive)) || !(pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 203 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 376 SDtfs, 536 SDslu, 324 SDs, 0 SdLazy, 1127 SolverSat, 402 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 127 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 188 PreInvPairs, 226 NumberOfFragments, 721 HoareAnnotationTreeSize, 188 FomulaSimplifications, 82509 FormulaSimplificationTreeSizeReduction, 13.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 8042 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 81063 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...