/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:53:58,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:53:58,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:53:58,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:53:58,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:53:58,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:53:58,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:53:58,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:53:58,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:53:58,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:53:58,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:53:58,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:53:58,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:53:58,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:53:58,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:53:58,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:53:58,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:53:58,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:53:58,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:53:58,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:53:58,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:53:58,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:53:58,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:53:58,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:53:58,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:53:58,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:53:58,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:53:58,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:53:58,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:53:58,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:53:58,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:53:58,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:53:58,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:53:58,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:53:58,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:53:58,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:53:58,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:53:58,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:53:58,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:53:58,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:53:58,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:53:58,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 17:53:58,459 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:53:58,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:53:58,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:53:58,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:53:58,461 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:53:58,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:53:58,461 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:53:58,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:53:58,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:53:58,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:53:58,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:53:58,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:53:58,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:53:58,463 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:53:58,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:53:58,464 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:53:58,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:53:58,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:53:58,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:53:58,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:53:58,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:53:58,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:53:58,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:53:58,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:53:58,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:53:58,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:53:58,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:53:58,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:53:58,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:53:58,467 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:53:58,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:53:58,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:53:58,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:53:58,752 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:53:58,752 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:53:58,753 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c [2020-10-12 17:53:58,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/05515cc25/0fa6ce6a45d348d081cdb03ad34058a3/FLAG6b9c522c8 [2020-10-12 17:53:59,330 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:53:59,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c [2020-10-12 17:53:59,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/05515cc25/0fa6ce6a45d348d081cdb03ad34058a3/FLAG6b9c522c8 [2020-10-12 17:53:59,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/05515cc25/0fa6ce6a45d348d081cdb03ad34058a3 [2020-10-12 17:53:59,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:53:59,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:53:59,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:53:59,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:53:59,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:53:59,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:53:59" (1/1) ... [2020-10-12 17:53:59,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@190b9cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:53:59, skipping insertion in model container [2020-10-12 17:53:59,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:53:59" (1/1) ... [2020-10-12 17:53:59,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:53:59,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:54:00,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:54:00,174 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:54:00,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:54:00,316 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:54:00,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00 WrapperNode [2020-10-12 17:54:00,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:54:00,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:54:00,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:54:00,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:54:00,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... [2020-10-12 17:54:00,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:54:00,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:54:00,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:54:00,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:54:00,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:54:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:54:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:54:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:54:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:54:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:54:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:54:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:54:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:54:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:54:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:54:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:54:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:54:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:54:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 17:54:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:54:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:54:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:54:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:54:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:54:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:54:00,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:54:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:54:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 17:54:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 17:54:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 17:54:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:54:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:54:00,497 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:54:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:54:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:54:00,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:54:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:54:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:54:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:54:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:54:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:54:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:54:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:54:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:54:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:54:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:54:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:54:00,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:54:00,502 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:54:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:54:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:54:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:54:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:54:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:54:00,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-12 17:54:00,504 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:54:00,505 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:54:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:54:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:54:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:54:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:54:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:54:00,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:54:01,525 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:54:01,525 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:54:01,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:54:01 BoogieIcfgContainer [2020-10-12 17:54:01,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:54:01,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:54:01,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:54:01,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:54:01,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:53:59" (1/3) ... [2020-10-12 17:54:01,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c14e1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:54:01, skipping insertion in model container [2020-10-12 17:54:01,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:54:00" (2/3) ... [2020-10-12 17:54:01,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c14e1b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:54:01, skipping insertion in model container [2020-10-12 17:54:01,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:54:01" (3/3) ... [2020-10-12 17:54:01,538 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product58.cil.c [2020-10-12 17:54:01,548 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:54:01,556 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:54:01,570 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:54:01,594 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:54:01,594 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:54:01,595 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:54:01,595 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:54:01,595 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:54:01,595 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:54:01,596 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:54:01,596 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:54:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states. [2020-10-12 17:54:01,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:54:01,627 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:01,628 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:01,629 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:01,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:01,635 INFO L82 PathProgramCache]: Analyzing trace with hash 596163892, now seen corresponding path program 1 times [2020-10-12 17:54:01,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:01,644 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [453943552] [2020-10-12 17:54:01,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:01,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:02,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:02,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:03,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:03,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:06,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:06,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:54:06,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:54:06,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:54:06,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:06,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 17:54:06,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:06,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-12 17:54:06,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:54:07,284 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:07,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:07,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-12 17:54:07,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:07,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:07,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:07,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:07,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:07,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:07,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:07,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:07,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:54:07,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:07,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:07,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:07,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:07,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:07,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:07,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:07,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:54:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:07,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:07,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:07,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:07,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:54:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:07,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:07,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:07,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:07,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:07,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:07,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:07,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:07,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:54:07,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [453943552] [2020-10-12 17:54:07,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:54:07,530 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:54:07,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464788695] [2020-10-12 17:54:07,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:54:07,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:07,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:54:07,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:54:07,559 INFO L87 Difference]: Start difference. First operand 192 states. Second operand 8 states. [2020-10-12 17:54:07,963 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:08,856 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:09,140 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:09,414 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:10,212 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:11,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:11,078 INFO L93 Difference]: Finished difference Result 414 states and 555 transitions. [2020-10-12 17:54:11,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:54:11,080 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:54:11,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:11,112 INFO L225 Difference]: With dead ends: 414 [2020-10-12 17:54:11,113 INFO L226 Difference]: Without dead ends: 255 [2020-10-12 17:54:11,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:54:11,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-12 17:54:11,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 219. [2020-10-12 17:54:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-10-12 17:54:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 263 transitions. [2020-10-12 17:54:11,280 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 263 transitions. Word has length 51 [2020-10-12 17:54:11,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:11,281 INFO L479 AbstractCegarLoop]: Abstraction has 219 states and 263 transitions. [2020-10-12 17:54:11,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:54:11,281 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 263 transitions. [2020-10-12 17:54:11,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-12 17:54:11,287 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:11,287 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:11,287 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:54:11,288 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:11,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:11,288 INFO L82 PathProgramCache]: Analyzing trace with hash 1864206233, now seen corresponding path program 1 times [2020-10-12 17:54:11,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:11,289 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1947223390] [2020-10-12 17:54:11,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:11,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:11,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:11,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:13,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-12 17:54:16,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:16,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-12 17:54:16,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:54:16,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:16,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-12 17:54:16,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:16,578 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:16,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:16,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-12 17:54:16,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:16,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:16,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:16,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:16,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:16,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:16,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:16,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:16,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:16,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:16,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:16,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:16,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:16,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:16,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:16,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:16,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:16,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:16,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:16,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:16,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:16,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:16,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:16,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:16,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:16,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:16,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:16,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:16,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:54:16,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:54:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:16,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:16,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:16,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:16,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:54:16,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 206 [2020-10-12 17:54:16,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:16,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:54:16,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:16,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:17,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:17,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 197 [2020-10-12 17:54:17,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:17,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:54:17,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:17,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:17,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:54:17,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:54:17,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:54:17,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:54:17,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:54:17,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:17,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:17,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:17,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:17,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:17,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:17,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-12 17:54:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:54:17,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:17,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-12 17:54:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:17,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:17,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:17,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:17,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:17,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:17,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:17,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:17,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:17,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:17,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:17,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 17:54:17,434 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1947223390] [2020-10-12 17:54:17,434 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:54:17,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-12 17:54:17,435 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753838223] [2020-10-12 17:54:17,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:54:17,437 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:17,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:54:17,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:54:17,438 INFO L87 Difference]: Start difference. First operand 219 states and 263 transitions. Second operand 13 states. [2020-10-12 17:54:17,946 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:18,775 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:19,092 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:19,361 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:19,748 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:20,722 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:20,966 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:21,232 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:21,459 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:22,760 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:22,994 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:23,248 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:23,463 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:23,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:23,909 INFO L93 Difference]: Finished difference Result 679 states and 946 transitions. [2020-10-12 17:54:23,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-12 17:54:23,910 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 100 [2020-10-12 17:54:23,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:23,918 INFO L225 Difference]: With dead ends: 679 [2020-10-12 17:54:23,918 INFO L226 Difference]: Without dead ends: 440 [2020-10-12 17:54:23,921 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2020-10-12 17:54:23,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-10-12 17:54:24,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 364. [2020-10-12 17:54:24,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-10-12 17:54:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 438 transitions. [2020-10-12 17:54:24,013 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 438 transitions. Word has length 100 [2020-10-12 17:54:24,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:24,014 INFO L479 AbstractCegarLoop]: Abstraction has 364 states and 438 transitions. [2020-10-12 17:54:24,014 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:54:24,014 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 438 transitions. [2020-10-12 17:54:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-12 17:54:24,018 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:24,019 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:24,019 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:54:24,019 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:24,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:24,020 INFO L82 PathProgramCache]: Analyzing trace with hash 711535209, now seen corresponding path program 1 times [2020-10-12 17:54:24,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:24,020 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [680825461] [2020-10-12 17:54:24,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:24,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:24,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:25,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-12 17:54:29,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:29,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-12 17:54:29,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:54:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 158 [2020-10-12 17:54:29,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,323 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:29,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-12 17:54:29,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:29,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:29,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:29,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:29,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:29,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:29,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:29,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:29,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:29,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:54:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:54:29,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:29,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:54:29,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:29,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:54:29,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:29,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:29,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 17:54:29,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:29,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 17:54:29,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:29,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:29,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:54:29,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:29,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 17:54:29,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:54:29,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:29,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:54:29,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:29,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:54:29,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:29,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:29,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:29,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:54:29,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:29,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:29,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:29,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:29,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:29,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:29,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:29,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 17:54:29,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:29,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:54:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:29,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:54:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:29,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:29,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:29,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:54:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:29,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:29,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:54:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:29,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:29,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:29,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:29,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:29,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:29,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:29,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:29,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-12 17:54:29,917 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [680825461] [2020-10-12 17:54:29,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:29,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:54:29,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149636797] [2020-10-12 17:54:29,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:54:29,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:29,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:54:29,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:54:29,920 INFO L87 Difference]: Start difference. First operand 364 states and 438 transitions. Second operand 13 states. [2020-10-12 17:54:30,321 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:31,097 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:31,331 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:54:31,575 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:31,813 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:54:33,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:33,580 INFO L93 Difference]: Finished difference Result 969 states and 1406 transitions. [2020-10-12 17:54:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-12 17:54:33,583 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 132 [2020-10-12 17:54:33,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:33,589 INFO L225 Difference]: With dead ends: 969 [2020-10-12 17:54:33,590 INFO L226 Difference]: Without dead ends: 633 [2020-10-12 17:54:33,594 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=235, Invalid=635, Unknown=0, NotChecked=0, Total=870 [2020-10-12 17:54:33,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2020-10-12 17:54:33,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 385. [2020-10-12 17:54:33,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-12 17:54:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 465 transitions. [2020-10-12 17:54:33,697 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 465 transitions. Word has length 132 [2020-10-12 17:54:33,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:33,697 INFO L479 AbstractCegarLoop]: Abstraction has 385 states and 465 transitions. [2020-10-12 17:54:33,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:54:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 465 transitions. [2020-10-12 17:54:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-12 17:54:33,701 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:33,701 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:33,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:54:33,702 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:33,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:33,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1861362451, now seen corresponding path program 1 times [2020-10-12 17:54:33,702 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:33,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [978955849] [2020-10-12 17:54:33,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:33,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:33,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:34,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:37,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:38,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:38,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-12 17:54:38,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:54:38,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-12 17:54:38,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 17:54:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 175 [2020-10-12 17:54:38,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:38,990 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:38,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 17:54:39,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:39,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:39,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:39,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:39,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:39,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:39,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:39,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 17:54:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:54:39,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:39,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-12 17:54:39,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:39,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:39,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:54:39,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:39,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:39,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-12 17:54:39,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:39,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 17:54:39,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:39,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:54:39,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:39,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 17:54:39,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:39,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:54:39,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:39,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:54:39,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:39,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:39,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:39,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:39,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 17:54:39,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:39,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:39,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:39,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:39,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:39,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:54:39,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:54:39,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:39,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-12 17:54:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:39,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-12 17:54:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:39,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:39,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:39,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:39,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-12 17:54:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:54:39,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:54:39,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:54:39,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:54:39,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:54:39,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:54:39,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:39,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:54:39,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:39,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:39,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:39,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:54:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:54:39,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:39,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:39,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:54:39,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:39,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:39,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-12 17:54:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:39,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:39,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:54:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:39,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:39,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:39,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:39,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:39,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:39,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:39,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:39,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:39,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:39,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-10-12 17:54:39,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [978955849] [2020-10-12 17:54:39,676 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:39,676 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-12 17:54:39,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554996540] [2020-10-12 17:54:39,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 17:54:39,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:39,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 17:54:39,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:54:39,678 INFO L87 Difference]: Start difference. First operand 385 states and 465 transitions. Second operand 18 states. [2020-10-12 17:54:40,140 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:41,166 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:41,457 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:41,703 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:54:41,935 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:42,160 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:42,426 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:42,674 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:54:44,510 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-10-12 17:54:44,920 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:54:45,402 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-10-12 17:54:45,684 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-10-12 17:54:46,190 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-10-12 17:54:46,443 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:54:46,917 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:54:47,443 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:54:47,943 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:54:49,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:54:49,624 INFO L93 Difference]: Finished difference Result 1408 states and 1919 transitions. [2020-10-12 17:54:49,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-12 17:54:49,625 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 158 [2020-10-12 17:54:49,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:54:49,632 INFO L225 Difference]: With dead ends: 1408 [2020-10-12 17:54:49,632 INFO L226 Difference]: Without dead ends: 1051 [2020-10-12 17:54:49,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 911 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=737, Invalid=2685, Unknown=0, NotChecked=0, Total=3422 [2020-10-12 17:54:49,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states. [2020-10-12 17:54:49,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 886. [2020-10-12 17:54:49,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 886 states. [2020-10-12 17:54:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1044 transitions. [2020-10-12 17:54:49,792 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1044 transitions. Word has length 158 [2020-10-12 17:54:49,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:54:49,793 INFO L479 AbstractCegarLoop]: Abstraction has 886 states and 1044 transitions. [2020-10-12 17:54:49,793 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 17:54:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1044 transitions. [2020-10-12 17:54:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-12 17:54:49,798 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:54:49,798 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:54:49,798 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:54:49,799 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:54:49,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:54:49,799 INFO L82 PathProgramCache]: Analyzing trace with hash 796560232, now seen corresponding path program 1 times [2020-10-12 17:54:49,799 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:54:49,799 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [581206368] [2020-10-12 17:54:49,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:54:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:49,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:49,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:50,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:50,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:51,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:54,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:54,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-12 17:54:54,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:54:54,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-12 17:54:54,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:54,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-12 17:54:54,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:54,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-12 17:54:54,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,182 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:54:55,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:54:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 17:54:55,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:54:55,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:54:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:55,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:55,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:54:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:55,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:55,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:55,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:55,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:54:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:55,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:55,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:55,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:54:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:55,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:54:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:55,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:55,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:55,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:55,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:54:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:55,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:54:55,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:54:55,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:55,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:55,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-12 17:54:55,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:54:55,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:54:55,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:54:55,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:54:55,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:55,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:54:55,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:54:55,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:55,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:54:55,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:54:55,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:54:55,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:54:55,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:55,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:54:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:55,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:54:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:54:55,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:54:55,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:54:55,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:55,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:54:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:54:55,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-12 17:54:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:54:55,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:54:55,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:54:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:54:55,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:54:55,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:54:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:54:55,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-12 17:54:55,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:55,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:54:55,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:54:55,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:54:55,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 17:54:55,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:54:55,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:54:55,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:54:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:54:55,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:54:55,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:54:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:54:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:54:55,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:54:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:54:55,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:54:55,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:54:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:54:55,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:54:55,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:54:55,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:54:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:54:55,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 17:54:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:54:55,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:54:55,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:54:55,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:54:55,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:54:55,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:54:55,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:54:55,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:54:55,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:54:55,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:54:55,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:54:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-12 17:54:55,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [581206368] [2020-10-12 17:54:55,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:54:55,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-12 17:54:55,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967292555] [2020-10-12 17:54:55,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-12 17:54:55,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:54:55,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-12 17:54:55,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-12 17:54:55,881 INFO L87 Difference]: Start difference. First operand 886 states and 1044 transitions. Second operand 16 states. [2020-10-12 17:54:56,548 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:57,255 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:54:59,449 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:54:59,903 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-10-12 17:55:00,344 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-10-12 17:55:01,337 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 189 [2020-10-12 17:55:01,844 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-10-12 17:55:03,412 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-10-12 17:55:03,690 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:03,933 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:04,200 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-12 17:55:05,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:05,804 INFO L93 Difference]: Finished difference Result 2683 states and 3521 transitions. [2020-10-12 17:55:05,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2020-10-12 17:55:05,804 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 166 [2020-10-12 17:55:05,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:05,819 INFO L225 Difference]: With dead ends: 2683 [2020-10-12 17:55:05,819 INFO L226 Difference]: Without dead ends: 1953 [2020-10-12 17:55:05,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=762, Invalid=3660, Unknown=0, NotChecked=0, Total=4422 [2020-10-12 17:55:05,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2020-10-12 17:55:06,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1691. [2020-10-12 17:55:06,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2020-10-12 17:55:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 1994 transitions. [2020-10-12 17:55:06,075 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 1994 transitions. Word has length 166 [2020-10-12 17:55:06,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:06,075 INFO L479 AbstractCegarLoop]: Abstraction has 1691 states and 1994 transitions. [2020-10-12 17:55:06,076 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-12 17:55:06,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1994 transitions. [2020-10-12 17:55:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-12 17:55:06,079 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:55:06,079 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:55:06,079 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 17:55:06,080 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:55:06,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:55:06,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1077262056, now seen corresponding path program 1 times [2020-10-12 17:55:06,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:55:06,080 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926876687] [2020-10-12 17:55:06,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:55:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:06,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:06,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-12 17:55:11,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:55:11,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-12 17:55:11,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:11,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-12 17:55:11,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-12 17:55:11,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:11,454 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:11,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:55:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:55:11,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:11,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:55:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:11,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:11,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:55:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:11,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:11,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:11,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:11,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:55:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:11,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:11,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:11,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:55:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 17:55:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:11,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 17:55:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:11,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:55:11,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-12 17:55:11,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:11,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-12 17:55:11,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-12 17:55:11,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 17:55:11,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 17:55:11,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:55:11,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:11,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 17:55:11,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-12 17:55:11,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:55:11,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:11,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-12 17:55:11,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 17:55:11,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:55:11,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:11,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:11,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:11,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 17:55:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:55:11,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:55:11,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:55:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 17:55:11,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:55:11,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:55:11,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:11,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:55:11,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:11,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:11,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:55:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:11,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:11,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:11,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:55:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:55:11,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:55:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:11,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:11,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:11,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:55:11,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:11,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:55:11,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:55:11,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:55:11,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:12,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:55:12,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:55:12,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:12,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:55:12,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:55:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:12,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:12,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:12,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-12 17:55:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:12,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:55:12,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:12,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:55:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 17:55:12,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:55:12,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:55:12,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:55:12,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 17:55:12,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:55:12,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:55:12,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:55:12,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:55:12,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:12,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:55:12,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:55:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:12,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:12,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:12,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 17:55:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 17:55:12,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:12,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 17:55:12,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:55:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:55:12,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:55:12,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:55:12,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:55:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:12,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:12,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:12,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-12 17:55:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:55:12,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:55:12,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:55:12,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:55:12,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:55:12,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:55:12,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:55:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:55:12,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:55:12,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:55:12,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:55:12,346 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-10-12 17:55:12,347 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926876687] [2020-10-12 17:55:12,347 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:55:12,347 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-12 17:55:12,347 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873419289] [2020-10-12 17:55:12,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-12 17:55:12,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:55:12,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-12 17:55:12,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-10-12 17:55:12,350 INFO L87 Difference]: Start difference. First operand 1691 states and 1994 transitions. Second operand 22 states. [2020-10-12 17:55:13,950 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:14,806 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:55:15,916 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:16,233 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:16,494 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:16,762 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:17,041 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:17,302 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:17,545 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:17,839 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:18,302 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-12 17:55:18,783 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-12 17:55:19,044 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:19,357 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:20,622 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:20,881 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-12 17:55:21,181 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:21,433 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:21,709 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:55:21,957 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 17:55:22,240 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:22,491 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:55:23,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:55:23,528 INFO L93 Difference]: Finished difference Result 2356 states and 2838 transitions. [2020-10-12 17:55:23,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-12 17:55:23,528 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 166 [2020-10-12 17:55:23,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:55:23,530 INFO L225 Difference]: With dead ends: 2356 [2020-10-12 17:55:23,530 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:55:23,537 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1344 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=833, Invalid=3997, Unknown=0, NotChecked=0, Total=4830 [2020-10-12 17:55:23,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:55:23,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:55:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:55:23,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:55:23,538 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2020-10-12 17:55:23,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:55:23,538 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:55:23,538 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-12 17:55:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:55:23,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:55:23,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 17:55:23,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:55:25,031 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 239 [2020-10-12 17:55:25,479 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 243 [2020-10-12 17:55:27,793 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 244 [2020-10-12 17:55:28,410 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 251 [2020-10-12 17:55:28,929 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 250 [2020-10-12 17:55:31,120 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 26 [2020-10-12 17:55:31,281 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:55:31,448 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:32,359 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 28 [2020-10-12 17:55:32,523 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:55:33,075 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 32 [2020-10-12 17:55:33,255 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:55:33,793 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 33 [2020-10-12 17:55:34,538 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 26 [2020-10-12 17:55:35,008 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 30 [2020-10-12 17:55:35,241 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:55:35,955 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 36 [2020-10-12 17:55:36,586 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 31 [2020-10-12 17:55:36,753 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:36,930 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-12 17:55:37,734 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 27 [2020-10-12 17:55:37,903 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:38,063 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:55:38,583 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 17:55:39,044 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:55:39,839 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 33 [2020-10-12 17:55:40,633 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 27 [2020-10-12 17:55:40,787 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 17:55:40,958 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 17:55:41,743 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 26 [2020-10-12 17:55:42,264 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 28 [2020-10-12 17:55:42,791 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-10-12 17:55:43,340 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 31 [2020-10-12 17:55:43,521 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-12 17:55:43,691 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:43,893 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 25 [2020-10-12 17:55:44,616 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 33 [2020-10-12 17:55:44,786 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:45,014 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 18 [2020-10-12 17:55:45,175 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-12 17:55:45,336 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-12 17:55:45,505 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:46,408 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 30 [2020-10-12 17:55:46,914 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-10-12 17:55:47,070 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-12 17:55:47,629 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 33 [2020-10-12 17:55:48,406 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 26 [2020-10-12 17:55:49,189 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 27 [2020-10-12 17:55:49,633 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 19 [2020-10-12 17:55:49,785 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 1 [2020-10-12 17:55:50,249 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 19 [2020-10-12 17:55:51,123 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 45 [2020-10-12 17:55:51,952 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 29 [2020-10-12 17:55:52,482 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 26 [2020-10-12 17:55:52,651 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:53,439 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 27 [2020-10-12 17:55:53,606 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 27 [2020-10-12 17:55:53,611 INFO L268 CegarLoopResult]: For program point L250(lines 227 251) no Hoare annotation was computed. [2020-10-12 17:55:53,611 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 203 258) no Hoare annotation was computed. [2020-10-12 17:55:53,612 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-12 17:55:53,612 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 238) no Hoare annotation was computed. [2020-10-12 17:55:53,612 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 203 258) no Hoare annotation was computed. [2020-10-12 17:55:53,612 INFO L268 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-12 17:55:53,612 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 203 258) no Hoare annotation was computed. [2020-10-12 17:55:53,612 INFO L268 CegarLoopResult]: For program point L228-2(lines 228 249) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point L286(line 286) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point L285-2(lines 285 310) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point L311(lines 284 312) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 259 318) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point L304(line 304) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point L304-1(line 304) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 259 318) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 259 318) no Hoare annotation was computed. [2020-10-12 17:55:53,613 INFO L268 CegarLoopResult]: For program point L291(lines 291 295) no Hoare annotation was computed. [2020-10-12 17:55:53,614 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 295) no Hoare annotation was computed. [2020-10-12 17:55:53,614 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 876 882) the Hoare annotation is: true [2020-10-12 17:55:53,614 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 876 882) no Hoare annotation was computed. [2020-10-12 17:55:53,614 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 883 891) no Hoare annotation was computed. [2020-10-12 17:55:53,614 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 883 891) the Hoare annotation is: true [2020-10-12 17:55:53,614 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 883 891) no Hoare annotation was computed. [2020-10-12 17:55:53,614 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 966 988) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,615 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 966 988) no Hoare annotation was computed. [2020-10-12 17:55:53,615 INFO L264 CegarLoopResult]: At program point L978(line 978) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,615 INFO L264 CegarLoopResult]: At program point L978-1(line 978) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,615 INFO L268 CegarLoopResult]: For program point L976(lines 976 983) no Hoare annotation was computed. [2020-10-12 17:55:53,615 INFO L268 CegarLoopResult]: For program point L976-1(lines 976 983) no Hoare annotation was computed. [2020-10-12 17:55:53,615 INFO L268 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-10-12 17:55:53,615 INFO L264 CegarLoopResult]: At program point L973(line 973) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,615 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 966 988) no Hoare annotation was computed. [2020-10-12 17:55:53,616 INFO L264 CegarLoopResult]: At program point L972(line 972) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,616 INFO L264 CegarLoopResult]: At program point L972-1(line 972) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,616 INFO L268 CegarLoopResult]: For program point L929(line 929) no Hoare annotation was computed. [2020-10-12 17:55:53,616 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 924 947) no Hoare annotation was computed. [2020-10-12 17:55:53,616 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 924 947) no Hoare annotation was computed. [2020-10-12 17:55:53,616 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 924 947) no Hoare annotation was computed. [2020-10-12 17:55:53,616 INFO L268 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-10-12 17:55:53,616 INFO L268 CegarLoopResult]: For program point L941(line 941) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-10-12 17:55:53,617 INFO L268 CegarLoopResult]: For program point L932(line 932) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point L931(line 931) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point L930(line 930) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 723 731) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 723 731) the Hoare annotation is: true [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 723 731) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point L796(lines 796 800) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L271 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: true [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point L796-2(lines 796 800) no Hoare annotation was computed. [2020-10-12 17:55:53,618 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 787 805) the Hoare annotation is: true [2020-10-12 17:55:53,618 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 787 805) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 787 805) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 732 767) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-10-12 17:55:53,619 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 732 767) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point L739(lines 739 747) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 732 767) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 869 875) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 869 875) the Hoare annotation is: true [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 157 202) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 157 202) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 157 202) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 470 515) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 470 515) no Hoare annotation was computed. [2020-10-12 17:55:53,620 INFO L268 CegarLoopResult]: For program point L490(lines 490 497) no Hoare annotation was computed. [2020-10-12 17:55:53,621 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 470 515) no Hoare annotation was computed. [2020-10-12 17:55:53,621 INFO L268 CegarLoopResult]: For program point L484(lines 484 504) no Hoare annotation was computed. [2020-10-12 17:55:53,621 INFO L268 CegarLoopResult]: For program point L484-1(lines 484 504) no Hoare annotation was computed. [2020-10-12 17:55:53,621 INFO L264 CegarLoopResult]: At program point L960(line 960) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,621 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 955 965) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,621 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 955 965) no Hoare annotation was computed. [2020-10-12 17:55:53,621 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 955 965) no Hoare annotation was computed. [2020-10-12 17:55:53,621 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 712 722) the Hoare annotation is: true [2020-10-12 17:55:53,621 INFO L271 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: true [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 712 722) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 712 722) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 704 711) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 704 711) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 704 711) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L268 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2020-10-12 17:55:53,622 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2020-10-12 17:55:53,623 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2020-10-12 17:55:53,623 INFO L264 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse7 (and .cse1 (= ~pumpRunning~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse2) (or .cse0 .cse5 .cse7 .cse2) (or .cse6 .cse1 .cse2 .cse3 .cse4)))) [2020-10-12 17:55:53,623 INFO L268 CegarLoopResult]: For program point L672-1(lines 653 677) no Hoare annotation was computed. [2020-10-12 17:55:53,623 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1) (or .cse5 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1))) [2020-10-12 17:55:53,623 INFO L264 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (let ((.cse3 (not (= 2 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~5))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1) (or .cse0 .cse4 .cse1 .cse2) (or .cse5 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2) (or .cse0 .cse4 .cse6 .cse1))) [2020-10-12 17:55:53,623 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 653 677) no Hoare annotation was computed. [2020-10-12 17:55:53,623 INFO L268 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-10-12 17:55:53,624 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 653 677) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2) (or .cse5 .cse6 .cse1 .cse2) (or .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-10-12 17:55:53,624 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse1) (or .cse4 .cse6 .cse5 .cse1) (or .cse0 .cse4 .cse1 .cse2) (or .cse6 .cse1 .cse2 .cse3) (or .cse4 .cse6 .cse1 .cse2))) [2020-10-12 17:55:53,624 INFO L268 CegarLoopResult]: For program point L659-1(line 659) no Hoare annotation was computed. [2020-10-12 17:55:53,624 INFO L268 CegarLoopResult]: For program point L657(lines 657 674) no Hoare annotation was computed. [2020-10-12 17:55:53,624 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 619 625) no Hoare annotation was computed. [2020-10-12 17:55:53,624 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 619 625) the Hoare annotation is: true [2020-10-12 17:55:53,624 INFO L264 CegarLoopResult]: At program point testENTRY(lines 520 585) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:55:53,624 INFO L268 CegarLoopResult]: For program point L568(lines 568 572) no Hoare annotation was computed. [2020-10-12 17:55:53,625 INFO L268 CegarLoopResult]: For program point testFINAL(lines 520 585) no Hoare annotation was computed. [2020-10-12 17:55:53,625 INFO L264 CegarLoopResult]: At program point L568-2(lines 560 573) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse4 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse0 .cse4))) [2020-10-12 17:55:53,625 INFO L268 CegarLoopResult]: For program point L531(lines 530 577) no Hoare annotation was computed. [2020-10-12 17:55:53,625 INFO L264 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: (let ((.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 2 ~waterLevel~0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse4 .cse1) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse0 .cse4))) [2020-10-12 17:55:53,625 INFO L268 CegarLoopResult]: For program point L560(lines 560 573) no Hoare annotation was computed. [2020-10-12 17:55:53,625 INFO L264 CegarLoopResult]: At program point L552(line 552) the Hoare annotation is: (let ((.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse4 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse4))) [2020-10-12 17:55:53,626 INFO L268 CegarLoopResult]: For program point L550(lines 550 556) no Hoare annotation was computed. [2020-10-12 17:55:53,626 INFO L268 CegarLoopResult]: For program point L550-1(lines 550 556) no Hoare annotation was computed. [2020-10-12 17:55:53,626 INFO L264 CegarLoopResult]: At program point L575(lines 530 577) the Hoare annotation is: (let ((.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~waterLevel~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse4 .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse1 .cse5))) [2020-10-12 17:55:53,626 INFO L264 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (let ((.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~waterLevel~0 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse4 .cse1 .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse5 .cse1 .cse2) (and .cse0 .cse1 .cse5))) [2020-10-12 17:55:53,626 INFO L268 CegarLoopResult]: For program point L540(lines 540 546) no Hoare annotation was computed. [2020-10-12 17:55:53,626 INFO L268 CegarLoopResult]: For program point L540-1(lines 540 546) no Hoare annotation was computed. [2020-10-12 17:55:53,626 INFO L268 CegarLoopResult]: For program point L532(lines 532 536) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point testEXIT(lines 520 585) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L264 CegarLoopResult]: At program point L578(lines 529 579) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point L444(lines 444 451) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 424 469) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point L438(lines 438 458) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point L438-1(lines 438 458) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 424 469) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 424 469) no Hoare annotation was computed. [2020-10-12 17:55:53,627 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 678 685) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-12 17:55:53,628 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 678 685) no Hoare annotation was computed. [2020-10-12 17:55:53,628 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 678 685) no Hoare annotation was computed. [2020-10-12 17:55:53,628 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2020-10-12 17:55:53,628 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2020-10-12 17:55:53,628 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2020-10-12 17:55:53,628 INFO L268 CegarLoopResult]: For program point L833(lines 833 850) no Hoare annotation was computed. [2020-10-12 17:55:53,628 INFO L268 CegarLoopResult]: For program point L833-1(lines 825 853) no Hoare annotation was computed. [2020-10-12 17:55:53,628 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2 .cse3) (or .cse6 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3))) [2020-10-12 17:55:53,629 INFO L268 CegarLoopResult]: For program point L831-1(line 831) no Hoare annotation was computed. [2020-10-12 17:55:53,629 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 825 853) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2 .cse3) (or .cse6 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3))) [2020-10-12 17:55:53,629 INFO L264 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5) (or .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse2 .cse3 .cse5))) [2020-10-12 17:55:53,629 INFO L268 CegarLoopResult]: For program point L838(lines 838 844) no Hoare annotation was computed. [2020-10-12 17:55:53,629 INFO L268 CegarLoopResult]: For program point L837(lines 837 847) no Hoare annotation was computed. [2020-10-12 17:55:53,629 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 825 853) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (let ((.cse4 (not (= 2 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (and (= __utac_acc__Specification2_spec__2_~tmp~9 ~methaneLevelCritical~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse4) (or .cse6 .cse2 .cse5 .cse3) (or .cse0 .cse1 .cse6 .cse2 .cse3))) [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-12 17:55:53,630 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 817 824) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-10-12 17:55:53,630 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 817 824) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 817 824) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 321 423) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point L345(lines 345 349) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point L370-2(lines 370 390) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point L391(lines 369 392) no Hoare annotation was computed. [2020-10-12 17:55:53,631 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 321 423) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L350(lines 350 366) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L410(lines 410 417) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L371(lines 370 390) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 321 423) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L402-1(line 402) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L367(lines 367 408) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-10-12 17:55:53,632 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 859 868) no Hoare annotation was computed. [2020-10-12 17:55:53,633 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 859 868) no Hoare annotation was computed. [2020-10-12 17:55:53,633 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 859 868) no Hoare annotation was computed. [2020-10-12 17:55:53,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,633 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-12 17:55:53,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,633 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 687 703) no Hoare annotation was computed. [2020-10-12 17:55:53,633 INFO L264 CegarLoopResult]: At program point L698(line 698) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 activatePump_~tmp~6)) .cse2))) [2020-10-12 17:55:53,634 INFO L268 CegarLoopResult]: For program point L698-1(lines 687 703) no Hoare annotation was computed. [2020-10-12 17:55:53,634 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 687 703) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-12 17:55:53,634 INFO L268 CegarLoopResult]: For program point L694(lines 694 700) no Hoare annotation was computed. [2020-10-12 17:55:53,634 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-12 17:55:53,634 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-10-12 17:55:53,634 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2020-10-12 17:55:53,634 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-12 17:55:53,634 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 768 786) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L268 CegarLoopResult]: For program point L777(lines 777 781) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L271 CegarLoopResult]: At program point L775(line 775) the Hoare annotation is: true [2020-10-12 17:55:53,635 INFO L268 CegarLoopResult]: For program point L777-2(lines 777 781) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 768 786) the Hoare annotation is: true [2020-10-12 17:55:53,635 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 768 786) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L268 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-12 17:55:53,635 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse7 (not (= 2 ~waterLevel~0))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse6) (or .cse5 .cse2 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7 .cse4))) [2020-10-12 17:55:53,636 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-12 17:55:53,636 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,636 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,636 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,636 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-12 17:55:53,636 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-12 17:55:53,636 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-12 17:55:53,636 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 1)) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (and .cse0 .cse1) .cse2 .cse3 (and .cse4 .cse0 .cse5)) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse5) (not (= |old(~pumpRunning~0)| 0))) (or .cse4 .cse6 .cse2 .cse3 .cse1) (or .cse6 (and .cse0 .cse5)))) [2020-10-12 17:55:53,637 INFO L264 CegarLoopResult]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse11 (= ~methaneLevelCritical~0 0)) (.cse12 (= 1 ~systemActive~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and (= 2 ~waterLevel~0) .cse12 .cse2)) (.cse8 (= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= ~pumpRunning~0 0)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not .cse12)) (.cse10 (not .cse11)) (.cse4 (and .cse11 .cse2))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4) (or (and .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) .cse5 .cse3) (or .cse6 .cse7 .cse5 .cse3) (or .cse6 (and .cse8 .cse9) .cse10 .cse7 .cse5) (or (not (<= 1 ~methaneLevelCritical~0)) (and .cse8 .cse2 .cse9) (and .cse1 .cse9) .cse7 .cse5) (or .cse10 .cse4)))) [2020-10-12 17:55:53,637 INFO L264 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (and (= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 17:55:53,637 INFO L268 CegarLoopResult]: For program point L599(lines 598 617) no Hoare annotation was computed. [2020-10-12 17:55:53,637 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 595 618) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) (and (or (not (<= 1 ~methaneLevelCritical~0)) (and (= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) (or (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse2 (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-12 17:55:53,637 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 595 618) no Hoare annotation was computed. [2020-10-12 17:55:53,637 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 595 618) no Hoare annotation was computed. [2020-10-12 17:55:53,638 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2020-10-12 17:55:53,638 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:55:53,638 INFO L271 CegarLoopResult]: At program point L919(lines 894 923) the Hoare annotation is: true [2020-10-12 17:55:53,638 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-12 17:55:53,638 INFO L268 CegarLoopResult]: For program point L908(lines 908 912) no Hoare annotation was computed. [2020-10-12 17:55:53,638 INFO L264 CegarLoopResult]: At program point L908-1(lines 908 912) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:55:53,638 INFO L268 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-12 17:55:53,638 INFO L264 CegarLoopResult]: At program point L904-2(lines 904 918) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-12 17:55:53,639 INFO L264 CegarLoopResult]: At program point L900(line 900) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-12 17:55:53,639 INFO L268 CegarLoopResult]: For program point L900-1(line 900) no Hoare annotation was computed. [2020-10-12 17:55:53,639 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-12 17:55:53,639 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-12 17:55:53,639 INFO L268 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-12 17:55:53,639 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2020-10-12 17:55:53,639 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2020-10-12 17:55:53,639 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,640 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-12 17:55:53,640 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:55:53,640 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:55:53,640 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 806 813) no Hoare annotation was computed. [2020-10-12 17:55:53,640 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 806 813) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= 2 ~waterLevel~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse4 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse4 .cse6) (or .cse0 .cse4 .cse3 .cse6) (or .cse0 .cse5 .cse1 .cse2 .cse4))) [2020-10-12 17:55:53,640 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 806 813) no Hoare annotation was computed. [2020-10-12 17:55:53,640 INFO L264 CegarLoopResult]: At program point L641(line 641) the Hoare annotation is: (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse2 .cse3) (or .cse0 .cse5 .cse2 .cse3 .cse4))) [2020-10-12 17:55:53,641 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 627 651) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse3) (or .cse0 .cse5 .cse1 .cse2 .cse3) (or .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-10-12 17:55:53,641 INFO L264 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3) (or .cse5 .cse6 .cse2 .cse3) (or .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-10-12 17:55:53,641 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 627 651) no Hoare annotation was computed. [2020-10-12 17:55:53,641 INFO L268 CegarLoopResult]: For program point L635(lines 635 643) no Hoare annotation was computed. [2020-10-12 17:55:53,641 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse3) (or .cse0 .cse5 .cse1 .cse2 .cse3) (or .cse6 .cse1 .cse2 .cse3 .cse4))) [2020-10-12 17:55:53,641 INFO L268 CegarLoopResult]: For program point L633-1(line 633) no Hoare annotation was computed. [2020-10-12 17:55:53,641 INFO L268 CegarLoopResult]: For program point L631(lines 631 648) no Hoare annotation was computed. [2020-10-12 17:55:53,642 INFO L264 CegarLoopResult]: At program point L646(line 646) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5) (or .cse0 .cse1 .cse2 .cse5))) [2020-10-12 17:55:53,642 INFO L268 CegarLoopResult]: For program point L646-1(lines 627 651) no Hoare annotation was computed. [2020-10-12 17:55:53,642 INFO L268 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-12 17:55:53,642 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-12 17:55:53,642 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse0 .cse7 .cse2 .cse3) (or .cse4 .cse6 .cse7 .cse1 .cse3))) [2020-10-12 17:55:53,642 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 990 997) no Hoare annotation was computed. [2020-10-12 17:55:53,642 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2020-10-12 17:55:53,642 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 990 997) the Hoare annotation is: true [2020-10-12 17:55:53,643 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 990 997) no Hoare annotation was computed. [2020-10-12 17:55:53,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:55:53 BoogieIcfgContainer [2020-10-12 17:55:53,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:55:53,664 INFO L168 Benchmark]: Toolchain (without parser) took 114011.41 ms. Allocated memory was 140.0 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 101.1 MB in the beginning and 127.2 MB in the end (delta: -26.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-12 17:55:53,664 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-12 17:55:53,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.18 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.1 MB in the beginning and 167.7 MB in the end (delta: -66.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-10-12 17:55:53,665 INFO L168 Benchmark]: Boogie Preprocessor took 105.71 ms. Allocated memory is still 202.9 MB. Free memory was 167.7 MB in the beginning and 163.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-12 17:55:53,666 INFO L168 Benchmark]: RCFGBuilder took 1106.41 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 163.9 MB in the beginning and 190.3 MB in the end (delta: -26.4 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. [2020-10-12 17:55:53,667 INFO L168 Benchmark]: TraceAbstraction took 112130.69 ms. Allocated memory was 237.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 190.3 MB in the beginning and 127.2 MB in the end (delta: 63.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-12 17:55:53,670 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.18 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.1 MB in the beginning and 167.7 MB in the end (delta: -66.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.71 ms. Allocated memory is still 202.9 MB. Free memory was 167.7 MB in the beginning and 163.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1106.41 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 163.9 MB in the beginning and 190.3 MB in the end (delta: -26.4 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 112130.69 ms. Allocated memory was 237.0 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 190.3 MB in the beginning and 127.2 MB in the end (delta: 63.0 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 994]: 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: 530]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical)) || !(\old(waterLevel) == 1)) || (((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0)) || ((2 == waterLevel && 1 == systemActive) && methaneLevelCritical == 0) - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || pumpRunning == 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 81.9s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 44.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1154 SDtfs, 4914 SDslu, 2589 SDs, 0 SdLazy, 12861 SolverSat, 3810 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 573 GetRequests, 307 SyntacticMatches, 4 SemanticMatches, 262 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4074 ImplicationChecksByTransitivity, 24.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1691occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 787 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 1872 PreInvPairs, 2459 NumberOfFragments, 2838 HoareAnnotationTreeSize, 1872 FomulaSimplifications, 8076005 FormulaSimplificationTreeSizeReduction, 6.7s HoareSimplificationTime, 67 FomulaSimplificationsInter, 147878 FormulaSimplificationTreeSizeReductionInter, 23.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 35.5s InterpolantComputationTime, 773 NumberOfCodeBlocks, 773 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 767 ConstructedInterpolants, 0 QuantifiedInterpolants, 382384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 123/142 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...