/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_spec4_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:48:39,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:48:39,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:48:39,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:48:39,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:48:39,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:48:39,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:48:39,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:48:39,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:48:39,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:48:39,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:48:39,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:48:39,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:48:39,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:48:39,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:48:39,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:48:39,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:48:39,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:48:39,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:48:39,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:48:39,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:48:39,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:48:39,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:48:39,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:48:39,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:48:39,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:48:39,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:48:39,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:48:39,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:48:39,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:48:39,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:48:39,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:48:39,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:48:39,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:48:39,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:48:39,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:48:39,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:48:39,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:48:39,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:48:39,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:48:39,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:48:39,445 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 [2020-10-15 01:48:39,494 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:48:39,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:48:39,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:48:39,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:48:39,497 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:48:39,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:48:39,497 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:48:39,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:48:39,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:48:39,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:48:39,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:48:39,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:48:39,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:48:39,498 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:48:39,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:48:39,499 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:48:39,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:48:39,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:48:39,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:48:39,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:48:39,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:48:39,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:48:39,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:48:39,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:48:39,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:48:39,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:48:39,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:48:39,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:48:39,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:48:39,503 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:48:39,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:48:39,827 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:48:39,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:48:39,832 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:48:39,832 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:48:39,833 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product45.cil.c [2020-10-15 01:48:39,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c334d93b5/f18ab8ac688248a2a0783ba2e5f5286b/FLAG9249e2545 [2020-10-15 01:48:40,405 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:48:40,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product45.cil.c [2020-10-15 01:48:40,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c334d93b5/f18ab8ac688248a2a0783ba2e5f5286b/FLAG9249e2545 [2020-10-15 01:48:40,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c334d93b5/f18ab8ac688248a2a0783ba2e5f5286b [2020-10-15 01:48:40,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:48:40,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:48:40,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:48:40,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:48:40,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:48:40,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:48:40" (1/1) ... [2020-10-15 01:48:40,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5395a65d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:40, skipping insertion in model container [2020-10-15 01:48:40,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:48:40" (1/1) ... [2020-10-15 01:48:40,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:48:40,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:48:41,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:48:41,295 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:48:41,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:48:41,424 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:48:41,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41 WrapperNode [2020-10-15 01:48:41,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:48:41,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:48:41,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:48:41,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:48:41,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (1/1) ... [2020-10-15 01:48:41,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:48:41,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:48:41,512 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:48:41,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:48:41,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (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 [2020-10-15 01:48:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:48:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:48:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:48:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:48:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:48:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:48:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:48:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:48:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:48:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:48:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:48:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:48:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:48:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:48:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:48:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:48:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:48:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:48:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:48:41,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:48:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:48:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:48:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:48:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:48:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:48:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:48:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:48:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:48:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:48:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:48:41,588 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:48:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:48:41,589 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:48:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:48:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:48:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:48:41,589 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:48:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:48:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:48:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:48:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:48:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:48:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:48:41,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:48:41,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:48:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:48:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:48:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:48:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:48:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:48:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:48:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:48:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:48:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:48:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:48:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:48:42,622 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:48:42,623 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:48:42,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:48:42 BoogieIcfgContainer [2020-10-15 01:48:42,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:48:42,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:48:42,630 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:48:42,633 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:48:42,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:48:40" (1/3) ... [2020-10-15 01:48:42,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b8327a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:48:42, skipping insertion in model container [2020-10-15 01:48:42,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:48:41" (2/3) ... [2020-10-15 01:48:42,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b8327a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:48:42, skipping insertion in model container [2020-10-15 01:48:42,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:48:42" (3/3) ... [2020-10-15 01:48:42,637 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product45.cil.c [2020-10-15 01:48:42,647 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:48:42,655 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:48:42,669 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:48:42,693 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:48:42,693 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:48:42,693 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:48:42,694 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:48:42,694 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:48:42,694 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:48:42,694 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:48:42,694 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:48:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-15 01:48:42,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:48:42,726 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:48:42,728 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] [2020-10-15 01:48:42,728 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:48:42,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:48:42,734 INFO L82 PathProgramCache]: Analyzing trace with hash 261309835, now seen corresponding path program 1 times [2020-10-15 01:48:42,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:48:42,742 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1931476628] [2020-10-15 01:48:42,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:48:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:43,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:43,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:43,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:44,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:46,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:47,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:47,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:48:47,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:48:47,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4488 [2020-10-15 01:48:47,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:47,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:48:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:48:47,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:48:47,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:48:47,833 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:48:47,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:48:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:47,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:47,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:47,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:47,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:47,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-15 01:48:47,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:47,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:47,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:47,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:47,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:48:47,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:47,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:48:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:47,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:47,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:47,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:48:47,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:47,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:47,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:47,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:47,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:48:47,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:47,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:48:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:47,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:47,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:47,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:48:47,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:47,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:47,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:47,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:47,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:48:47,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:47,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:48:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:47,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:47,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:47,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:47,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:47,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:48:47,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:47,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:47,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:48:47,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:47,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:48:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:47,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:47,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:47,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:48:47,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:47,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:47,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:47,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:47,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:47,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:48:47,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:47,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:48:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:48,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:48,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:48,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:48,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:48,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:48:48,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:48,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:48,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:48:48,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:48,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:48:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:48,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:48,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:48,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:48,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:48,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:48:48,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:48,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:48,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:48:48,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:48,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:48:48,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:48,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:48:48,043 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1931476628] [2020-10-15 01:48:48,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:48:48,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:48:48,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180482469] [2020-10-15 01:48:48,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:48:48,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:48:48,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:48:48,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:48:48,067 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 7 states. [2020-10-15 01:48:48,556 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:48:49,773 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:48:50,183 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:48:50,449 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:48:51,218 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:48:51,593 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:48:52,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:48:52,754 INFO L93 Difference]: Finished difference Result 405 states and 552 transitions. [2020-10-15 01:48:52,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:48:52,756 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:48:52,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:48:52,772 INFO L225 Difference]: With dead ends: 405 [2020-10-15 01:48:52,772 INFO L226 Difference]: Without dead ends: 250 [2020-10-15 01:48:52,778 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:48:52,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-10-15 01:48:52,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 217. [2020-10-15 01:48:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-15 01:48:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 269 transitions. [2020-10-15 01:48:52,912 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 269 transitions. Word has length 46 [2020-10-15 01:48:52,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:48:52,912 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 269 transitions. [2020-10-15 01:48:52,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:48:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 269 transitions. [2020-10-15 01:48:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-15 01:48:52,917 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:48:52,917 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:48:52,918 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:48:52,918 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:48:52,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:48:52,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1149533798, now seen corresponding path program 1 times [2020-10-15 01:48:52,919 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:48:52,919 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1053795882] [2020-10-15 01:48:52,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:48:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:52,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:53,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:53,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-15 01:48:57,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:48:57,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4053 [2020-10-15 01:48:57,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:48:57,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:48:57,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-15 01:48:57,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,291 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:48:57,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:48:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:57,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 01:48:57,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:48:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:48:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:48:57,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:57,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:48:57,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:48:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:48:57,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:57,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:48:57,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:48:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:57,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:57,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:48:57,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:48:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:48:57,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:57,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:48:57,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 01:48:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:48:57,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:48:57,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-15 01:48:57,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:48:57,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:48:57,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:48:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:48:57,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:48:57,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-15 01:48:57,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:48:57,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:48:57,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:48:57,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:48:57,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:48:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:48:57,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 01:48:57,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:48:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:48:57,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:48:57,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:48:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:48:57,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:48:57,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:48:57,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:48:57,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:48:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:48:57,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:48:57,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:48:57,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:48:57,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:48:57,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:48:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:48:57,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:48:57,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:48:57,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:48:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:57,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:48:57,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:48:57,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:48:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:57,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:48:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:48:57,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-15 01:48:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:57,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:48:57,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:48:57,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:48:57,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:48:57,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 01:48:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:48:57,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:48:57,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:48:57,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:48:57,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:48:57,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:48:57,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:48:57,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:48:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:48:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:48:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:48:57,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:48:57,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:48:57,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1053795882] [2020-10-15 01:48:57,733 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:48:57,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 01:48:57,733 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476369231] [2020-10-15 01:48:57,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:48:57,736 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:48:57,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:48:57,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:48:57,737 INFO L87 Difference]: Start difference. First operand 217 states and 269 transitions. Second operand 12 states. [2020-10-15 01:48:58,292 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:48:59,038 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:48:59,371 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:48:59,628 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:48:59,950 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:00,307 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:00,601 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:49:00,932 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:01,211 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:49:01,570 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:01,850 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:49:02,160 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:02,441 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:03,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:49:03,779 INFO L93 Difference]: Finished difference Result 633 states and 914 transitions. [2020-10-15 01:49:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-15 01:49:03,780 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 90 [2020-10-15 01:49:03,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:49:03,789 INFO L225 Difference]: With dead ends: 633 [2020-10-15 01:49:03,790 INFO L226 Difference]: Without dead ends: 440 [2020-10-15 01:49:03,793 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=123, Invalid=527, Unknown=0, NotChecked=0, Total=650 [2020-10-15 01:49:03,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-10-15 01:49:03,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 365. [2020-10-15 01:49:03,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2020-10-15 01:49:03,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 459 transitions. [2020-10-15 01:49:03,881 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 459 transitions. Word has length 90 [2020-10-15 01:49:03,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:49:03,882 INFO L479 AbstractCegarLoop]: Abstraction has 365 states and 459 transitions. [2020-10-15 01:49:03,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:49:03,882 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 459 transitions. [2020-10-15 01:49:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-15 01:49:03,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:03,887 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 01:49:03,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:49:03,887 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:03,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:03,888 INFO L82 PathProgramCache]: Analyzing trace with hash 379964523, now seen corresponding path program 1 times [2020-10-15 01:49:03,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:03,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [99468544] [2020-10-15 01:49:03,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:03,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:04,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:04,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:04,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:04,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:04,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:08,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:08,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:08,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:08,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-15 01:49:08,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 01:49:08,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-15 01:49:08,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:08,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:08,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-15 01:49:08,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:08,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 154 [2020-10-15 01:49:08,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,236 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:49:09,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:49:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 01:49:09,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:49:09,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:09,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:09,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:09,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:49:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:09,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:09,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:09,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:09,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:09,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:49:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:09,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:09,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:49:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:49:09,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:49:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:09,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:49:09,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:49:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:49:09,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:09,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:49:09,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:09,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:09,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:49:09,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:09,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:09,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:09,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:49:09,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:09,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:09,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-15 01:49:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:49:09,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:09,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 01:49:09,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:09,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:49:09,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:49:09,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:09,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 01:49:09,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:09,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:49:09,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:09,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:49:09,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:49:09,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:09,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:49:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:09,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:49:09,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:09,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:49:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:09,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:49:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:49:09,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:09,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:09,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:49:09,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:09,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:09,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:09,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:09,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:09,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:09,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:09,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 01:49:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:09,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:09,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:09,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:09,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:49:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:09,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:09,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:09,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:09,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:09,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:09,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:09,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:09,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:09,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:09,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:49:09,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [99468544] [2020-10-15 01:49:09,775 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:49:09,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 01:49:09,775 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899821631] [2020-10-15 01:49:09,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 01:49:09,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:49:09,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 01:49:09,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:49:09,778 INFO L87 Difference]: Start difference. First operand 365 states and 459 transitions. Second operand 15 states. [2020-10-15 01:49:10,326 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:11,006 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:49:11,235 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:11,544 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:11,805 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:12,122 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:12,349 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:49:12,628 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:12,870 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:13,112 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:13,336 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:13,669 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:13,974 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:14,227 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:14,918 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:15,230 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:15,580 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:49:15,874 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:49:16,104 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:49:18,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:49:18,188 INFO L93 Difference]: Finished difference Result 952 states and 1460 transitions. [2020-10-15 01:49:18,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-15 01:49:18,189 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 117 [2020-10-15 01:49:18,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:49:18,196 INFO L225 Difference]: With dead ends: 952 [2020-10-15 01:49:18,196 INFO L226 Difference]: Without dead ends: 601 [2020-10-15 01:49:18,199 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 43 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=311, Invalid=1329, Unknown=0, NotChecked=0, Total=1640 [2020-10-15 01:49:18,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2020-10-15 01:49:18,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 442. [2020-10-15 01:49:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2020-10-15 01:49:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 581 transitions. [2020-10-15 01:49:18,301 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 581 transitions. Word has length 117 [2020-10-15 01:49:18,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:49:18,301 INFO L479 AbstractCegarLoop]: Abstraction has 442 states and 581 transitions. [2020-10-15 01:49:18,302 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 01:49:18,302 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 581 transitions. [2020-10-15 01:49:18,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-15 01:49:18,308 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:18,309 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 01:49:18,309 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:49:18,309 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:18,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:18,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1565469488, now seen corresponding path program 1 times [2020-10-15 01:49:18,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:18,310 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479894509] [2020-10-15 01:49:18,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:18,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:18,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:18,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:18,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:18,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:19,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-15 01:49:22,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:49:22,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3731 [2020-10-15 01:49:22,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:22,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-15 01:49:22,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,311 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:49:22,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:49:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 01:49:22,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:49:22,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:22,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:22,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:49:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:22,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:22,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:22,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:49:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:22,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:22,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:22,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:49:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:22,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:49:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:49:22,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:49:22,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 01:49:22,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:49:22,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:49:22,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:22,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:49:22,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:49:22,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:49:22,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:22,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:49:22,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 01:49:22,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:49:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:49:22,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:22,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:22,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:22,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:22,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:49:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:22,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:22,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 01:49:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:22,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:22,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:22,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:22,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-15 01:49:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:22,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:22,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:22,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 01:49:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:22,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:22,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:22,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:22,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:22,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:22,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:22,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:22,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:22,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-15 01:49:22,627 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479894509] [2020-10-15 01:49:22,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:49:22,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-15 01:49:22,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546314559] [2020-10-15 01:49:22,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:49:22,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:49:22,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:49:22,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:49:22,630 INFO L87 Difference]: Start difference. First operand 442 states and 581 transitions. Second operand 7 states. [2020-10-15 01:49:23,058 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:24,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:49:24,223 INFO L93 Difference]: Finished difference Result 958 states and 1367 transitions. [2020-10-15 01:49:24,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-15 01:49:24,224 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 121 [2020-10-15 01:49:24,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:49:24,235 INFO L225 Difference]: With dead ends: 958 [2020-10-15 01:49:24,235 INFO L226 Difference]: Without dead ends: 540 [2020-10-15 01:49:24,238 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:49:24,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-15 01:49:24,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 442. [2020-10-15 01:49:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2020-10-15 01:49:24,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 575 transitions. [2020-10-15 01:49:24,362 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 575 transitions. Word has length 121 [2020-10-15 01:49:24,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:49:24,364 INFO L479 AbstractCegarLoop]: Abstraction has 442 states and 575 transitions. [2020-10-15 01:49:24,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:49:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 575 transitions. [2020-10-15 01:49:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-15 01:49:24,368 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:24,368 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-15 01:49:24,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:49:24,369 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:24,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:24,369 INFO L82 PathProgramCache]: Analyzing trace with hash 532996801, now seen corresponding path program 1 times [2020-10-15 01:49:24,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:24,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664067698] [2020-10-15 01:49:24,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:24,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:24,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-15 01:49:25,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:25,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1220 [2020-10-15 01:49:25,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:49:25,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:25,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-15 01:49:25,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:25,868 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:49:25,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:49:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:25,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:25,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:25,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-15 01:49:25,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:25,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:25,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:49:25,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:25,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:25,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:25,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:25,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:25,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:25,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:25,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:25,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:49:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:25,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:25,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:25,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:25,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:25,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:25,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:25,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:25,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:25,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:25,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:25,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:25,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:25,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:25,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:25,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:25,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:49:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:25,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:25,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:25,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:25,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:25,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:25,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:25,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:49:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:25,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:25,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:25,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:25,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:25,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:49:25,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:25,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:25,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:49:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:25,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:49:25,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:49:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:49:26,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:26,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-15 01:49:26,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:26,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:26,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:49:26,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:49:26,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:49:26,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:49:26,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:49:26,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:26,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:49:26,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:49:26,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:49:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:49:26,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:26,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:26,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:49:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:26,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:26,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:49:26,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:26,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-15 01:49:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:26,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:26,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:49:26,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-15 01:49:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:26,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:26,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 01:49:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:49:26,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:26,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-15 01:49:26,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:26,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:26,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:49:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:49:26,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:26,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:26,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:26,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:26,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-15 01:49:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:26,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 01:49:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:26,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:26,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:26,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:26,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:26,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:49:26,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:26,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:26,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:26,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:26,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:26,268 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-15 01:49:26,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664067698] [2020-10-15 01:49:26,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:49:26,270 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-15 01:49:26,270 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453154318] [2020-10-15 01:49:26,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:49:26,271 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:49:26,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:49:26,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:49:26,272 INFO L87 Difference]: Start difference. First operand 442 states and 575 transitions. Second operand 10 states. [2020-10-15 01:49:27,009 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-10-15 01:49:27,532 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:28,794 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:30,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:49:30,975 INFO L93 Difference]: Finished difference Result 970 states and 1396 transitions. [2020-10-15 01:49:30,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-15 01:49:30,976 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 153 [2020-10-15 01:49:30,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:49:30,982 INFO L225 Difference]: With dead ends: 970 [2020-10-15 01:49:30,982 INFO L226 Difference]: Without dead ends: 594 [2020-10-15 01:49:30,984 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=107, Invalid=355, Unknown=0, NotChecked=0, Total=462 [2020-10-15 01:49:30,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2020-10-15 01:49:31,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 492. [2020-10-15 01:49:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 492 states. [2020-10-15 01:49:31,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 625 transitions. [2020-10-15 01:49:31,076 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 625 transitions. Word has length 153 [2020-10-15 01:49:31,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:49:31,077 INFO L479 AbstractCegarLoop]: Abstraction has 492 states and 625 transitions. [2020-10-15 01:49:31,077 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:49:31,077 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 625 transitions. [2020-10-15 01:49:31,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-15 01:49:31,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:31,080 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-10-15 01:49:31,080 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:49:31,080 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:31,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:31,081 INFO L82 PathProgramCache]: Analyzing trace with hash -349474745, now seen corresponding path program 1 times [2020-10-15 01:49:31,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:31,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [869118919] [2020-10-15 01:49:31,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:31,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:31,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:31,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:31,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:31,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:33,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 273 [2020-10-15 01:49:36,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:49:36,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 01:49:36,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-15 01:49:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 256 [2020-10-15 01:49:36,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,451 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:49:36,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:49:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:36,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-15 01:49:36,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:49:36,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:36,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:36,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:36,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:49:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:36,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:36,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:36,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:36,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:36,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:36,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:49:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:36,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:36,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:36,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:49:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:36,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:36,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:49:36,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:36,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:49:36,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:49:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-15 01:49:36,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:36,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 01:49:36,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:36,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:36,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 01:49:36,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:49:36,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:36,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 01:49:36,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-15 01:49:36,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:49:36,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:36,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:49:36,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:49:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:36,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:49:36,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:49:36,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:49:36,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:36,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:49:36,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:36,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:49:36,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:36,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:49:36,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:49:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:36,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:36,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:49:36,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:36,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-15 01:49:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:36,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:49:36,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:36,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:49:36,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:36,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:36,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:36,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:36,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:36,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:36,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:36,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:36,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:36,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:36,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:36,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 01:49:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:36,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:49:37,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:49:37,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:49:37,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:49:37,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:49:37,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:37,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:49:37,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:49:37,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:49:37,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:49:37,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:37,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:49:37,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:49:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:49:37,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:37,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:37,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:49:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:37,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:37,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:37,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:49:37,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:37,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:37,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-15 01:49:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:37,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:49:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:49:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:49:37,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-15 01:49:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:49:37,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:49:37,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:37,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 01:49:37,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:37,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:37,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:49:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:49:37,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:37,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:37,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 01:49:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:37,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:37,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:37,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-15 01:49:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:37,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:37,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:37,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:37,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:37,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:37,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:37,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:37,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:37,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 23 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-15 01:49:37,312 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [869118919] [2020-10-15 01:49:37,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:49:37,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-15 01:49:37,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399397260] [2020-10-15 01:49:37,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-15 01:49:37,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:49:37,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-15 01:49:37,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2020-10-15 01:49:37,314 INFO L87 Difference]: Start difference. First operand 492 states and 625 transitions. Second operand 18 states. [2020-10-15 01:49:37,832 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:38,479 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:38,983 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:49:39,240 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:49:39,478 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:49:40,026 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:40,319 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:40,566 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:40,811 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:41,109 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:41,366 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:42,703 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:49:43,204 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:49:43,665 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:49:44,207 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-15 01:49:44,615 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:45,029 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:45,254 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:45,566 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:45,857 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:46,111 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:49:46,877 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2020-10-15 01:49:47,818 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:49:48,327 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:49:49,047 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-10-15 01:49:49,520 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-10-15 01:49:50,000 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-10-15 01:49:52,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:49:52,331 INFO L93 Difference]: Finished difference Result 1529 states and 2224 transitions. [2020-10-15 01:49:52,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2020-10-15 01:49:52,333 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 191 [2020-10-15 01:49:52,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:49:52,341 INFO L225 Difference]: With dead ends: 1529 [2020-10-15 01:49:52,341 INFO L226 Difference]: Without dead ends: 1102 [2020-10-15 01:49:52,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1074 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=806, Invalid=2976, Unknown=0, NotChecked=0, Total=3782 [2020-10-15 01:49:52,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2020-10-15 01:49:52,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 911. [2020-10-15 01:49:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 911 states. [2020-10-15 01:49:52,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1122 transitions. [2020-10-15 01:49:52,514 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1122 transitions. Word has length 191 [2020-10-15 01:49:52,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:49:52,515 INFO L479 AbstractCegarLoop]: Abstraction has 911 states and 1122 transitions. [2020-10-15 01:49:52,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-15 01:49:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1122 transitions. [2020-10-15 01:49:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-15 01:49:52,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:52,519 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-15 01:49:52,519 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:49:52,519 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:52,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:52,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1921346336, now seen corresponding path program 1 times [2020-10-15 01:49:52,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:52,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1810665917] [2020-10-15 01:49:52,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:52,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:52,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:52,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:52,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-10-15 01:49:52,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:49:52,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-15 01:49:52,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:52,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:52,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 01:49:52,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-15 01:49:52,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,013 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:49:53,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:49:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:49:53,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:53,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:49:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:53,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:49:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:53,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:49:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:53,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:49:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:49:53,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 01:49:53,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:49:53,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:53,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:49:53,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:49:53,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:49:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:49:53,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:53,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:53,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:49:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:53,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-15 01:49:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 01:49:53,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:49:53,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-15 01:49:53,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:49:53,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:53,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:53,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:49:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:49:53,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:53,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:53,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:49:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:49:53,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-15 01:49:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-15 01:49:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:49:53,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:49:53,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-15 01:49:53,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:49:53,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:49:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:49:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:49:53,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:53,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:49:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:53,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:53,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-15 01:49:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:53,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-15 01:49:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:53,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:53,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:53,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:53,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:49:53,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:53,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:53,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:53,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:53,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:53,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2020-10-15 01:49:53,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1810665917] [2020-10-15 01:49:53,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:49:53,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:49:53,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34619031] [2020-10-15 01:49:53,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:49:53,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:49:53,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:49:53,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:49:53,325 INFO L87 Difference]: Start difference. First operand 911 states and 1122 transitions. Second operand 7 states. [2020-10-15 01:49:53,835 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:49:54,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:49:54,872 INFO L93 Difference]: Finished difference Result 1444 states and 1704 transitions. [2020-10-15 01:49:54,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:49:54,874 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 192 [2020-10-15 01:49:54,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:49:54,877 INFO L225 Difference]: With dead ends: 1444 [2020-10-15 01:49:54,877 INFO L226 Difference]: Without dead ends: 757 [2020-10-15 01:49:54,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:49:54,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states. [2020-10-15 01:49:55,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 721. [2020-10-15 01:49:55,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2020-10-15 01:49:55,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 829 transitions. [2020-10-15 01:49:55,035 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 829 transitions. Word has length 192 [2020-10-15 01:49:55,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:49:55,037 INFO L479 AbstractCegarLoop]: Abstraction has 721 states and 829 transitions. [2020-10-15 01:49:55,037 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:49:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 829 transitions. [2020-10-15 01:49:55,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-10-15 01:49:55,043 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:55,043 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-15 01:49:55,043 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:49:55,044 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:55,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:55,044 INFO L82 PathProgramCache]: Analyzing trace with hash -706947900, now seen corresponding path program 1 times [2020-10-15 01:49:55,044 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:55,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [915051261] [2020-10-15 01:49:55,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-15 01:49:55,090 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-15 01:49:55,090 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-15 01:49:55,095 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:49:55,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:49:55 BoogieIcfgContainer [2020-10-15 01:49:55,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:49:55,148 INFO L168 Benchmark]: Toolchain (without parser) took 74451.70 ms. Allocated memory was 147.3 MB in the beginning and 886.0 MB in the end (delta: 738.7 MB). Free memory was 103.0 MB in the beginning and 161.3 MB in the end (delta: -58.3 MB). Peak memory consumption was 680.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:49:55,150 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-15 01:49:55,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.72 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 173.5 MB in the end (delta: -71.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:49:55,152 INFO L168 Benchmark]: Boogie Preprocessor took 82.30 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 168.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:49:55,155 INFO L168 Benchmark]: RCFGBuilder took 1116.71 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 168.6 MB in the beginning and 193.4 MB in the end (delta: -24.7 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:49:55,156 INFO L168 Benchmark]: TraceAbstraction took 72510.02 ms. Allocated memory was 234.4 MB in the beginning and 886.0 MB in the end (delta: 651.7 MB). Free memory was 193.4 MB in the beginning and 161.3 MB in the end (delta: 32.1 MB). Peak memory consumption was 683.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:49:55,164 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 737.72 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 102.5 MB in the beginning and 173.5 MB in the end (delta: -71.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.30 ms. Allocated memory is still 204.5 MB. Free memory was 173.5 MB in the beginning and 168.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1116.71 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 168.6 MB in the beginning and 193.4 MB in the end (delta: -24.7 MB). Peak memory consumption was 80.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 72510.02 ms. Allocated memory was 234.4 MB in the beginning and 886.0 MB in the end (delta: 651.7 MB). Free memory was 193.4 MB in the beginning and 161.3 MB in the end (delta: 32.1 MB). Peak memory consumption was 683.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 317]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L117] int pumpRunning = 0; [L118] int systemActive = 1; [L491] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L715] int cleanupTimeShifts = 4; [L814] int waterLevel = 1; [L815] int methaneLevelCritical = 0; [L791] int retValue_acc ; [L792] int tmp ; [L796] FCALL select_helpers() [L797] FCALL select_features() [L798] CALL, EXPR valid_product() [L934] int retValue_acc ; [L937] retValue_acc = 1 [L938] return (retValue_acc); [L798] RET, EXPR valid_product() [L798] tmp = valid_product() [L800] COND TRUE \read(tmp) [L802] FCALL setup() [L803] CALL runTest() [L782] CALL test() [L45] int splverifierCounter ; [L46] int tmp ; [L47] int tmp___0 ; [L48] int tmp___1 ; [L49] int tmp___2 ; [L52] splverifierCounter = 0 [L54] COND TRUE 1 [L56] COND TRUE splverifierCounter < 4 [L62] tmp = __VERIFIER_nondet_int() [L64] COND TRUE \read(tmp) [L66] CALL waterRise() [L832] COND TRUE waterLevel < 2 [L833] waterLevel = waterLevel + 1 [L66] RET waterRise() [L72] tmp___0 = __VERIFIER_nondet_int() [L74] COND FALSE !(\read(tmp___0)) [L82] tmp___2 = __VERIFIER_nondet_int() [L84] COND TRUE \read(tmp___2) [L97] CALL timeShift() [L125] COND FALSE !(\read(pumpRunning)) [L132] COND TRUE \read(systemActive) [L134] CALL processEnvironment() [L180] int tmp ; [L183] COND FALSE !(\read(pumpRunning)) [L198] CALL processEnvironment__wrappee__methaneQuery() [L154] int tmp ; [L157] COND TRUE ! pumpRunning [L159] CALL, EXPR isHighWaterLevel() [L294] int retValue_acc ; [L295] int tmp ; [L296] int tmp___0 ; [L300] CALL, EXPR isHighWaterSensorDry() [L894] int retValue_acc ; [L897] COND FALSE !(waterLevel < 2) [L901] retValue_acc = 0 [L902] return (retValue_acc); [L300] RET, EXPR isHighWaterSensorDry() [L300] tmp = isHighWaterSensorDry() [L302] COND FALSE !(\read(tmp)) [L305] tmp___0 = 1 [L307] retValue_acc = tmp___0 [L308] return (retValue_acc); [L159] RET, EXPR isHighWaterLevel() [L159] tmp = isHighWaterLevel() [L161] COND TRUE \read(tmp) [L163] CALL activatePump() [L213] int tmp ; [L217] CALL, EXPR isMethaneAlarm() [L238] int retValue_acc ; [L242] CALL, EXPR isMethaneLevelCritical() [L853] int retValue_acc ; [L856] retValue_acc = methaneLevelCritical [L857] return (retValue_acc); [L242] RET, EXPR isMethaneLevelCritical() [L242] retValue_acc = isMethaneLevelCritical() [L244] return (retValue_acc); [L217] RET, EXPR isMethaneAlarm() [L217] tmp = isMethaneAlarm() [L219] COND FALSE !(\read(tmp)) [L223] CALL activatePump__wrappee__highWaterSensor() [L208] pumpRunning = 1 [L223] RET activatePump__wrappee__highWaterSensor() [L163] RET activatePump() [L198] RET processEnvironment__wrappee__methaneQuery() [L134] RET processEnvironment() [L140] CALL __utac_acc__Specification4_spec__1() [L690] int tmp ; [L691] int tmp___0 ; [L695] CALL, EXPR getWaterLevel() [L885] int retValue_acc ; [L888] retValue_acc = waterLevel [L889] return (retValue_acc); [L695] RET, EXPR getWaterLevel() [L695] tmp = getWaterLevel() [L697] COND FALSE !(tmp == 0) [L140] RET __utac_acc__Specification4_spec__1() [L97] RET timeShift() [L54] COND TRUE 1 [L56] COND TRUE splverifierCounter < 4 [L62] tmp = __VERIFIER_nondet_int() [L64] COND FALSE !(\read(tmp)) [L72] tmp___0 = __VERIFIER_nondet_int() [L74] COND FALSE !(\read(tmp___0)) [L82] tmp___2 = __VERIFIER_nondet_int() [L84] COND TRUE \read(tmp___2) [L97] CALL timeShift() [L125] COND TRUE \read(pumpRunning) [L127] CALL lowerWaterLevel() [L820] COND TRUE waterLevel > 0 [L821] waterLevel = waterLevel - 1 [L127] RET lowerWaterLevel() [L132] COND TRUE \read(systemActive) [L134] CALL processEnvironment() [L180] int tmp ; [L183] COND TRUE \read(pumpRunning) [L185] CALL, EXPR isMethaneAlarm() [L238] int retValue_acc ; [L242] CALL, EXPR isMethaneLevelCritical() [L853] int retValue_acc ; [L856] retValue_acc = methaneLevelCritical [L857] return (retValue_acc); [L242] RET, EXPR isMethaneLevelCritical() [L242] retValue_acc = isMethaneLevelCritical() [L244] return (retValue_acc); [L185] RET, EXPR isMethaneAlarm() [L185] tmp = isMethaneAlarm() [L187] COND FALSE !(\read(tmp)) [L193] CALL processEnvironment__wrappee__methaneQuery() [L154] int tmp ; [L157] COND FALSE !(! pumpRunning) [L172] FCALL processEnvironment__wrappee__base() [L193] RET processEnvironment__wrappee__methaneQuery() [L134] RET processEnvironment() [L140] CALL __utac_acc__Specification4_spec__1() [L690] int tmp ; [L691] int tmp___0 ; [L695] CALL, EXPR getWaterLevel() [L885] int retValue_acc ; [L888] retValue_acc = waterLevel [L889] return (retValue_acc); [L695] RET, EXPR getWaterLevel() [L695] tmp = getWaterLevel() [L697] COND FALSE !(tmp == 0) [L140] RET __utac_acc__Specification4_spec__1() [L97] RET timeShift() [L54] COND TRUE 1 [L56] COND TRUE splverifierCounter < 4 [L62] tmp = __VERIFIER_nondet_int() [L64] COND FALSE !(\read(tmp)) [L72] tmp___0 = __VERIFIER_nondet_int() [L74] COND FALSE !(\read(tmp___0)) [L82] tmp___2 = __VERIFIER_nondet_int() [L84] COND TRUE \read(tmp___2) [L97] CALL timeShift() [L125] COND TRUE \read(pumpRunning) [L127] CALL lowerWaterLevel() [L820] COND TRUE waterLevel > 0 [L821] waterLevel = waterLevel - 1 [L127] RET lowerWaterLevel() [L132] COND TRUE \read(systemActive) [L134] CALL processEnvironment() [L180] int tmp ; [L183] COND TRUE \read(pumpRunning) [L185] CALL, EXPR isMethaneAlarm() [L238] int retValue_acc ; [L242] CALL, EXPR isMethaneLevelCritical() [L853] int retValue_acc ; [L856] retValue_acc = methaneLevelCritical [L857] return (retValue_acc); [L242] RET, EXPR isMethaneLevelCritical() [L242] retValue_acc = isMethaneLevelCritical() [L244] return (retValue_acc); [L185] RET, EXPR isMethaneAlarm() [L185] tmp = isMethaneAlarm() [L187] COND FALSE !(\read(tmp)) [L193] CALL processEnvironment__wrappee__methaneQuery() [L154] int tmp ; [L157] COND FALSE !(! pumpRunning) [L172] FCALL processEnvironment__wrappee__base() [L193] RET processEnvironment__wrappee__methaneQuery() [L134] RET processEnvironment() [L140] CALL __utac_acc__Specification4_spec__1() [L690] int tmp ; [L691] int tmp___0 ; [L695] CALL, EXPR getWaterLevel() [L885] int retValue_acc ; [L888] retValue_acc = waterLevel [L889] return (retValue_acc); [L695] RET, EXPR getWaterLevel() [L695] tmp = getWaterLevel() [L697] COND TRUE tmp == 0 [L699] CALL, EXPR isPumpRunning() [L249] int retValue_acc ; [L252] retValue_acc = pumpRunning [L253] return (retValue_acc); [L699] RET, EXPR isPumpRunning() [L699] tmp___0 = isPumpRunning() [L701] COND TRUE \read(tmp___0) [L703] CALL __automaton_fail() [L317] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 232 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 72.4s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 42.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1067 SDtfs, 3067 SDslu, 2145 SDs, 0 SdLazy, 10055 SolverSat, 2321 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 510 GetRequests, 335 SyntacticMatches, 4 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1636 ImplicationChecksByTransitivity, 21.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=911occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 7 MinimizatonAttempts, 694 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 28.6s InterpolantComputationTime, 1110 NumberOfCodeBlocks, 1110 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 903 ConstructedInterpolants, 0 QuantifiedInterpolants, 408716 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 214/250 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 incorrect! Received shutdown request...