/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec1_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:02:06,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:02:06,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:02:06,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:02:06,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:02:06,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:02:06,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:02:06,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:02:06,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:02:06,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:02:06,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:02:06,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:02:06,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:02:06,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:02:06,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:02:06,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:02:06,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:02:06,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:02:06,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:02:06,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:02:06,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:02:06,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:02:06,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:02:06,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:02:06,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:02:06,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:02:06,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:02:06,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:02:06,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:02:06,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:02:06,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:02:06,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:02:06,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:02:06,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:02:06,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:02:06,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:02:06,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:02:06,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:02:06,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:02:06,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:02:06,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:02:06,601 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 [2020-10-14 07:02:06,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:02:06,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:02:06,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:02:06,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:02:06,626 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:02:06,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:02:06,626 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:02:06,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:02:06,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:02:06,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:02:06,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:02:06,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:02:06,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:02:06,628 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:02:06,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:02:06,628 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:02:06,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:02:06,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:02:06,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:02:06,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:02:06,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:02:06,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:02:06,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:02:06,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:02:06,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:02:06,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:02:06,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:02:06,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:02:06,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:02:06,631 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:02:06,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:02:06,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:02:06,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:02:06,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:02:06,957 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:02:06,958 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2020-10-14 07:02:07,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84dbf7332/fb0f000896444c72b3fb5bb2c0194a09/FLAG3128fe7a9 [2020-10-14 07:02:07,491 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:02:07,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2020-10-14 07:02:07,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84dbf7332/fb0f000896444c72b3fb5bb2c0194a09/FLAG3128fe7a9 [2020-10-14 07:02:07,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/84dbf7332/fb0f000896444c72b3fb5bb2c0194a09 [2020-10-14 07:02:07,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:02:07,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:02:07,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:02:07,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:02:07,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:02:07,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:02:07" (1/1) ... [2020-10-14 07:02:07,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750e1b8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:07, skipping insertion in model container [2020-10-14 07:02:07,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:02:07" (1/1) ... [2020-10-14 07:02:07,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:02:07,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:02:08,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:02:08,297 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:02:08,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:02:08,427 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:02:08,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08 WrapperNode [2020-10-14 07:02:08,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:02:08,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:02:08,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:02:08,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:02:08,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (1/1) ... [2020-10-14 07:02:08,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:02:08,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:02:08,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:02:08,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:02:08,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (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 [2020-10-14 07:02:08,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:02:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:02:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:02:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:02:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:02:08,583 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:02:08,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:02:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:02:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:02:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:02:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:02:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:02:08,585 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:02:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:02:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:02:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:02:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:02:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:02:08,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:02:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:02:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:02:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:02:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:02:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:02:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:02:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:02:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:02:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:02:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:02:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:02:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:02:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:02:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:02:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:02:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:02:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:02:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 07:02:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:02:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:02:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:02:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:02:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:02:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:02:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:02:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:02:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:02:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:02:08,596 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:02:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:02:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:02:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:02:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:02:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:02:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:02:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:02:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 07:02:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:02:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:02:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:02:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:02:09,552 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:02:09,553 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:02:09,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:02:09 BoogieIcfgContainer [2020-10-14 07:02:09,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:02:09,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:02:09,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:02:09,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:02:09,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:02:07" (1/3) ... [2020-10-14 07:02:09,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1507cf95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:02:09, skipping insertion in model container [2020-10-14 07:02:09,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:02:08" (2/3) ... [2020-10-14 07:02:09,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1507cf95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:02:09, skipping insertion in model container [2020-10-14 07:02:09,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:02:09" (3/3) ... [2020-10-14 07:02:09,566 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2020-10-14 07:02:09,575 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:02:09,583 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:02:09,597 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:02:09,621 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:02:09,622 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:02:09,622 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:02:09,622 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:02:09,623 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:02:09,623 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:02:09,623 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:02:09,623 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:02:09,645 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-14 07:02:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:02:09,655 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:09,656 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] [2020-10-14 07:02:09,657 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:09,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:09,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1495966497, now seen corresponding path program 1 times [2020-10-14 07:02:09,671 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:09,671 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1692442235] [2020-10-14 07:02:09,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:09,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:10,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:10,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:11,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:11,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:14,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:14,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:02:14,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:02:14,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4658 [2020-10-14 07:02:14,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:14,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:14,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:02:14,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:14,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 07:02:14,951 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:14,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:14,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:15,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:02:15,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:15,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:15,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:15,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:15,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:15,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:15,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:15,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:15,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:15,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:15,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:15,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:15,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:15,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:15,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:02:15,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:15,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:02:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:15,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:15,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:15,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:15,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:02:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:15,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:15,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:15,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:15,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:15,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:15,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:15,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:15,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:02:15,089 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1692442235] [2020-10-14 07:02:15,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:02:15,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:02:15,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718728706] [2020-10-14 07:02:15,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:02:15,098 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:15,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:02:15,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:02:15,115 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 3 states. [2020-10-14 07:02:16,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:02:16,482 INFO L93 Difference]: Finished difference Result 368 states and 480 transitions. [2020-10-14 07:02:16,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:02:16,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:02:16,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:02:16,499 INFO L225 Difference]: With dead ends: 368 [2020-10-14 07:02:16,499 INFO L226 Difference]: Without dead ends: 199 [2020-10-14 07:02:16,504 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:02:16,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-14 07:02:16,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 160. [2020-10-14 07:02:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-14 07:02:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 191 transitions. [2020-10-14 07:02:16,599 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 191 transitions. Word has length 46 [2020-10-14 07:02:16,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:02:16,600 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 191 transitions. [2020-10-14 07:02:16,600 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:02:16,600 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2020-10-14 07:02:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:02:16,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:16,604 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] [2020-10-14 07:02:16,604 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:02:16,604 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:16,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:16,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1681348133, now seen corresponding path program 1 times [2020-10-14 07:02:16,605 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:16,605 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1576527745] [2020-10-14 07:02:16,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:16,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:16,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:17,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:18,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:18,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:02:21,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:02:21,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 07:02:21,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:21,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:02:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:02:21,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,891 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:21,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:21,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 07:02:21,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:21,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:21,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:21,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:21,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:21,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:21,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:21,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:21,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:21,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:21,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:21,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:21,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:02:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:21,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:21,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:21,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:21,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:02:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:21,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:21,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:21,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:21,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:21,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:02:21,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:21,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:21,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:21,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:21,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:02:22,002 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1576527745] [2020-10-14 07:02:22,003 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:02:22,003 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:02:22,003 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962580748] [2020-10-14 07:02:22,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:02:22,006 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:22,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:02:22,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:02:22,007 INFO L87 Difference]: Start difference. First operand 160 states and 191 transitions. Second operand 4 states. [2020-10-14 07:02:22,480 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:23,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:02:23,601 INFO L93 Difference]: Finished difference Result 291 states and 359 transitions. [2020-10-14 07:02:23,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:02:23,601 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:02:23,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:02:23,607 INFO L225 Difference]: With dead ends: 291 [2020-10-14 07:02:23,607 INFO L226 Difference]: Without dead ends: 183 [2020-10-14 07:02:23,609 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:02:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-14 07:02:23,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 151. [2020-10-14 07:02:23,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-14 07:02:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 179 transitions. [2020-10-14 07:02:23,659 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 179 transitions. Word has length 47 [2020-10-14 07:02:23,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:02:23,660 INFO L479 AbstractCegarLoop]: Abstraction has 151 states and 179 transitions. [2020-10-14 07:02:23,660 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:02:23,660 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2020-10-14 07:02:23,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:02:23,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:23,663 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:02:23,663 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:02:23,663 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:23,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:23,664 INFO L82 PathProgramCache]: Analyzing trace with hash 833077427, now seen corresponding path program 1 times [2020-10-14 07:02:23,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:23,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1908996080] [2020-10-14 07:02:23,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:23,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:23,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:24,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:24,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:02:27,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:02:27,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3603 [2020-10-14 07:02:27,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:02:27,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 07:02:27,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:02:27,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,548 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:27,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:27,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:02:27,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:27,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:27,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:27,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:27,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:27,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:27,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:27,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:27,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:27,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:27,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:27,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:27,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:27,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:02:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:27,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:27,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:27,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:27,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:02:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:27,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:27,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:27,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:27,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:27,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:27,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:27,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:27,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:27,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:27,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:02:27,652 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1908996080] [2020-10-14 07:02:27,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:02:27,653 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:02:27,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642105738] [2020-10-14 07:02:27,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:02:27,654 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:27,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:02:27,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:02:27,655 INFO L87 Difference]: Start difference. First operand 151 states and 179 transitions. Second operand 7 states. [2020-10-14 07:02:28,008 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:02:28,776 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:02:29,043 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:02:29,304 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:02:29,938 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:02:30,196 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:30,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:02:30,950 INFO L93 Difference]: Finished difference Result 387 states and 494 transitions. [2020-10-14 07:02:30,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:02:30,951 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 07:02:30,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:02:30,955 INFO L225 Difference]: With dead ends: 387 [2020-10-14 07:02:30,955 INFO L226 Difference]: Without dead ends: 260 [2020-10-14 07:02:30,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:02:30,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-10-14 07:02:31,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 237. [2020-10-14 07:02:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-10-14 07:02:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 286 transitions. [2020-10-14 07:02:31,010 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 286 transitions. Word has length 52 [2020-10-14 07:02:31,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:02:31,010 INFO L479 AbstractCegarLoop]: Abstraction has 237 states and 286 transitions. [2020-10-14 07:02:31,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:02:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 286 transitions. [2020-10-14 07:02:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-14 07:02:31,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:31,014 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:02:31,015 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:02:31,015 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:31,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:31,015 INFO L82 PathProgramCache]: Analyzing trace with hash 2055577550, now seen corresponding path program 1 times [2020-10-14 07:02:31,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:31,016 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463340203] [2020-10-14 07:02:31,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:31,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:31,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:31,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-14 07:02:36,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:02:36,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 07:02:36,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:02:36,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-14 07:02:36,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:02:36,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,279 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:36,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:36,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 07:02:36,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:36,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:36,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:36,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:36,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:36,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:36,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:36,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:36,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:02:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:02:36,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 07:02:36,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:02:36,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:02:36,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:02:36,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:02:36,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-14 07:02:36,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:02:36,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:02:36,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:02:36,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:02:36,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 07:02:36,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:02:36,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:02:36,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:02:36,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:02:36,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:02:36,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:36,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:02:36,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:02:36,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:36,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:02:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:02:36,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:02:36,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:02:36,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:02:36,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:36,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:36,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:36,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:36,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:36,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:36,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:36,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 07:02:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:36,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:36,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:36,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 07:02:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:36,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:36,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:36,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:36,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:36,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:36,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:36,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:36,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:36,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:36,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:36,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:36,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:02:36,603 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463340203] [2020-10-14 07:02:36,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:02:36,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:02:36,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954245452] [2020-10-14 07:02:36,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:02:36,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:36,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:02:36,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:02:36,605 INFO L87 Difference]: Start difference. First operand 237 states and 286 transitions. Second operand 8 states. [2020-10-14 07:02:37,609 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:37,825 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:02:38,050 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:38,298 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:39,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:02:39,202 INFO L93 Difference]: Finished difference Result 498 states and 645 transitions. [2020-10-14 07:02:39,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:02:39,203 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2020-10-14 07:02:39,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:02:39,206 INFO L225 Difference]: With dead ends: 498 [2020-10-14 07:02:39,206 INFO L226 Difference]: Without dead ends: 285 [2020-10-14 07:02:39,207 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:02:39,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-10-14 07:02:39,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 245. [2020-10-14 07:02:39,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-10-14 07:02:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 294 transitions. [2020-10-14 07:02:39,254 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 294 transitions. Word has length 100 [2020-10-14 07:02:39,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:02:39,254 INFO L479 AbstractCegarLoop]: Abstraction has 245 states and 294 transitions. [2020-10-14 07:02:39,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:02:39,255 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 294 transitions. [2020-10-14 07:02:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-14 07:02:39,257 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:39,257 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:02:39,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:02:39,258 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:39,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:39,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1702489168, now seen corresponding path program 1 times [2020-10-14 07:02:39,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:39,258 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [94036558] [2020-10-14 07:02:39,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:39,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:39,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:39,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:44,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,489 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:44,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:44,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:02:44,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:44,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:44,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:44,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:44,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:44,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:44,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:44,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:02:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:02:44,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:02:44,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-14 07:02:44,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:44,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:44,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:02:44,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:44,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:44,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:44,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:02:44,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:02:44,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:02:44,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:44,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:02:44,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:02:44,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:44,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:02:44,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:44,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:02:44,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:44,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:02:44,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:44,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:02:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:02:44,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:44,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:02:44,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:02:44,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:44,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:44,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:02:44,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:44,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:44,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 07:02:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:44,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:44,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:44,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 07:02:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:44,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:44,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:44,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:44,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:44,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:44,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:44,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:44,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:44,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:44,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:44,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:44,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:02:44,752 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [94036558] [2020-10-14 07:02:44,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:02:44,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:02:44,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804810188] [2020-10-14 07:02:44,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:02:44,756 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:44,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:02:44,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:02:44,757 INFO L87 Difference]: Start difference. First operand 245 states and 294 transitions. Second operand 7 states. [2020-10-14 07:02:45,767 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:46,005 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:46,227 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:47,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:02:47,121 INFO L93 Difference]: Finished difference Result 511 states and 658 transitions. [2020-10-14 07:02:47,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:02:47,122 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2020-10-14 07:02:47,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:02:47,124 INFO L225 Difference]: With dead ends: 511 [2020-10-14 07:02:47,124 INFO L226 Difference]: Without dead ends: 290 [2020-10-14 07:02:47,126 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:02:47,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-14 07:02:47,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 249. [2020-10-14 07:02:47,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2020-10-14 07:02:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 298 transitions. [2020-10-14 07:02:47,211 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 298 transitions. Word has length 100 [2020-10-14 07:02:47,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:02:47,212 INFO L479 AbstractCegarLoop]: Abstraction has 249 states and 298 transitions. [2020-10-14 07:02:47,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:02:47,212 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 298 transitions. [2020-10-14 07:02:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-14 07:02:47,215 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:47,215 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:02:47,215 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:02:47,215 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:47,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:47,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1459287535, now seen corresponding path program 1 times [2020-10-14 07:02:47,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:47,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [517546047] [2020-10-14 07:02:47,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:47,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:47,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:47,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:49,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-14 07:02:49,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:02:49,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2276 [2020-10-14 07:02:49,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:49,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:49,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 07:02:49,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:49,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 129 [2020-10-14 07:02:49,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:49,838 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:49,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:49,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:49,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:49,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:49,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 07:02:49,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:49,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:49,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:49,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:49,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:02:49,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:49,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:49,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:49,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:49,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:49,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:49,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:49,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:49,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:49,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:02:49,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:49,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:49,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:49,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:49,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:49,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:49,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:49,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:49,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:02:49,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:49,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:49,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:49,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:49,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:49,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:49,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:49,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:49,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:49,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:49,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:49,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:49,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:49,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:49,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:49,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:49,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:49,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:49,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:49,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:02:49,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:49,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:02:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:49,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:49,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:02:50,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:02:50,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-14 07:02:50,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:50,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 07:02:50,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:02:50,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:02:50,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:02:50,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:02:50,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:02:50,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:50,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:02:50,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:50,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:02:50,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:02:50,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:50,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:02:50,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:50,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:50,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:50,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:50,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:50,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:50,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:50,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 07:02:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:50,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:02:50,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:02:50,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:50,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:50,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:50,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 07:02:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:50,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:50,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:50,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:50,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:50,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:50,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:50,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:50,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:50,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:50,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:50,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:02:50,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [517546047] [2020-10-14 07:02:50,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:02:50,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:02:50,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485853538] [2020-10-14 07:02:50,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:02:50,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:50,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:02:50,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:02:50,184 INFO L87 Difference]: Start difference. First operand 249 states and 298 transitions. Second operand 8 states. [2020-10-14 07:02:50,630 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:02:51,299 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:02:51,567 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:02:51,806 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:02:52,048 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:52,351 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:02:54,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:02:54,221 INFO L93 Difference]: Finished difference Result 750 states and 961 transitions. [2020-10-14 07:02:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:02:54,222 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2020-10-14 07:02:54,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:02:54,226 INFO L225 Difference]: With dead ends: 750 [2020-10-14 07:02:54,226 INFO L226 Difference]: Without dead ends: 525 [2020-10-14 07:02:54,228 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:02:54,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2020-10-14 07:02:54,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 459. [2020-10-14 07:02:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 459 states. [2020-10-14 07:02:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 555 transitions. [2020-10-14 07:02:54,318 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 555 transitions. Word has length 100 [2020-10-14 07:02:54,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:02:54,318 INFO L479 AbstractCegarLoop]: Abstraction has 459 states and 555 transitions. [2020-10-14 07:02:54,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:02:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 555 transitions. [2020-10-14 07:02:54,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-14 07:02:54,320 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:02:54,321 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:02:54,321 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:02:54,321 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:02:54,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:02:54,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1402595699, now seen corresponding path program 1 times [2020-10-14 07:02:54,322 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:02:54,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [773091524] [2020-10-14 07:02:54,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:02:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:54,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:54,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:55,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:56,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:56,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-14 07:02:56,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:02:56,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2586 [2020-10-14 07:02:56,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:56,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:56,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:02:56,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-14 07:02:56,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-14 07:02:56,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:57,216 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:57,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:02:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 07:02:57,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:02:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:57,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:57,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:02:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:57,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:57,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:57,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:57,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:57,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:02:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:02:57,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:57,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:02:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:02:57,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:57,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:02:57,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:02:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:02:57,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 07:02:57,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:02:57,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-14 07:02:57,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 07:02:57,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:02:57,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:02:57,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:02:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-14 07:02:57,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:02:57,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:02:57,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:02:57,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 07:02:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:57,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:02:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:02:57,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:57,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:02:57,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:57,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:02:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:02:57,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 07:02:57,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:02:57,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:02:57,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:57,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:02:57,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:02:57,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:02:57,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:02:57,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:02:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:57,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:02:57,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:02:57,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:02:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:02:57,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:02:57,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:02:57,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:02:57,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:02:57,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 07:02:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:57,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:57,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:57,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 07:02:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:02:57,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:02:57,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:02:57,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:02:57,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:02:57,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:02:57,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:02:57,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:02:57,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:02:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:02:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:02:57,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:02:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:02:57,643 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [773091524] [2020-10-14 07:02:57,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:02:57,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:02:57,649 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926922491] [2020-10-14 07:02:57,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:02:57,650 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:02:57,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:02:57,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:02:57,651 INFO L87 Difference]: Start difference. First operand 459 states and 555 transitions. Second operand 12 states. [2020-10-14 07:02:58,047 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:02:58,731 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:02:59,048 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:02:59,419 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:03:00,493 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:03:00,717 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:03:01,784 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:03:02,004 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:03:02,436 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-14 07:03:02,851 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-14 07:03:03,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:03:03,776 INFO L93 Difference]: Finished difference Result 983 states and 1255 transitions. [2020-10-14 07:03:03,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 07:03:03,777 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 104 [2020-10-14 07:03:03,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:03:03,782 INFO L225 Difference]: With dead ends: 983 [2020-10-14 07:03:03,782 INFO L226 Difference]: Without dead ends: 548 [2020-10-14 07:03:03,785 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=175, Invalid=581, Unknown=0, NotChecked=0, Total=756 [2020-10-14 07:03:03,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2020-10-14 07:03:03,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 444. [2020-10-14 07:03:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-14 07:03:03,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 529 transitions. [2020-10-14 07:03:03,882 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 529 transitions. Word has length 104 [2020-10-14 07:03:03,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:03:03,883 INFO L479 AbstractCegarLoop]: Abstraction has 444 states and 529 transitions. [2020-10-14 07:03:03,883 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:03:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 529 transitions. [2020-10-14 07:03:03,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-14 07:03:03,889 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:03:03,889 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:03:03,889 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:03:03,889 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:03:03,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:03:03,890 INFO L82 PathProgramCache]: Analyzing trace with hash 595388182, now seen corresponding path program 1 times [2020-10-14 07:03:03,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:03:03,891 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [921807376] [2020-10-14 07:03:03,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:03:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:03,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-14 07:03:04,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:03:04,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 695 [2020-10-14 07:03:04,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:04,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:03:04,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-14 07:03:04,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,870 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:03:04,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:03:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:04,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 07:03:04,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:04,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:03:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:04,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:04,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:04,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:04,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:03:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:04,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:04,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:04,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:04,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:04,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:04,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:04,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:04,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:03:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:04,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:04,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:04,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:04,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:03:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 07:03:04,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:03:04,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:04,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:03:04,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:04,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:03:04,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:04,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:03:04,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:04,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:04,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:04,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:04,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 07:03:04,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:04,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:04,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:04,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:03:05,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:03:05,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:03:05,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:03:05,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:03:05,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:03:05,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:03:05,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:05,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:03:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:03:05,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:05,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:03:05,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:05,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:05,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:05,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:03:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:03:05,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:05,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:03:05,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:05,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:05,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:05,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:03:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:05,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:03:05,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:05,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 07:03:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:05,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:03:05,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:05,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 07:03:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:05,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:05,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:05,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 07:03:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:05,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:05,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:05,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:05,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:05,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:05,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:05,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:05,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:05,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:05,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-14 07:03:05,135 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [921807376] [2020-10-14 07:03:05,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:03:05,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 07:03:05,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421430536] [2020-10-14 07:03:05,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:03:05,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:03:05,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:03:05,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:03:05,137 INFO L87 Difference]: Start difference. First operand 444 states and 529 transitions. Second operand 8 states. [2020-10-14 07:03:05,454 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:03:07,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:03:07,467 INFO L93 Difference]: Finished difference Result 1327 states and 1854 transitions. [2020-10-14 07:03:07,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 07:03:07,468 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 132 [2020-10-14 07:03:07,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:03:07,476 INFO L225 Difference]: With dead ends: 1327 [2020-10-14 07:03:07,476 INFO L226 Difference]: Without dead ends: 907 [2020-10-14 07:03:07,478 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-10-14 07:03:07,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2020-10-14 07:03:07,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 514. [2020-10-14 07:03:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2020-10-14 07:03:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 609 transitions. [2020-10-14 07:03:07,577 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 609 transitions. Word has length 132 [2020-10-14 07:03:07,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:03:07,578 INFO L479 AbstractCegarLoop]: Abstraction has 514 states and 609 transitions. [2020-10-14 07:03:07,578 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:03:07,578 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 609 transitions. [2020-10-14 07:03:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-14 07:03:07,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:03:07,581 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:03:07,581 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:03:07,582 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:03:07,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:03:07,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1763287366, now seen corresponding path program 1 times [2020-10-14 07:03:07,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:03:07,582 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1934849786] [2020-10-14 07:03:07,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:03:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:07,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:07,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:07,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:07,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:08,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 253 [2020-10-14 07:03:12,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:03:12,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 07:03:12,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:12,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:03:12,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 07:03:12,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,829 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:03:12,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:03:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:12,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 07:03:12,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:12,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:12,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:03:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:12,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:12,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:12,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:12,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:03:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:12,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:12,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:12,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:12,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:12,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:12,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:03:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:12,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:12,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:12,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:12,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:03:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:03:12,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:03:12,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:12,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:03:12,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:03:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-14 07:03:12,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:12,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-14 07:03:12,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:03:12,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:03:12,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:12,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:12,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:12,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:12,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:12,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:12,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:03:12,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:12,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:03:12,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:12,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:03:13,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:13,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:03:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:03:13,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:13,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:13,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:03:13,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:13,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:13,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:13,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:13,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:03:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:03:13,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:13,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:13,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:03:13,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:03:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:13,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:13,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 07:03:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:13,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:13,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 07:03:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-14 07:03:13,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:13,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:03:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:03:13,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:13,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:03:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:13,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:13,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 07:03:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:13,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 07:03:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:13,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:13,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:13,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:13,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-14 07:03:13,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1934849786] [2020-10-14 07:03:13,144 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:03:13,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 07:03:13,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941310232] [2020-10-14 07:03:13,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 07:03:13,145 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:03:13,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 07:03:13,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:03:13,146 INFO L87 Difference]: Start difference. First operand 514 states and 609 transitions. Second operand 10 states. [2020-10-14 07:03:13,492 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:03:14,089 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:03:16,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:03:16,635 INFO L93 Difference]: Finished difference Result 1471 states and 2028 transitions. [2020-10-14 07:03:16,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-14 07:03:16,636 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-10-14 07:03:16,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:03:16,644 INFO L225 Difference]: With dead ends: 1471 [2020-10-14 07:03:16,644 INFO L226 Difference]: Without dead ends: 981 [2020-10-14 07:03:16,647 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=202, Invalid=728, Unknown=0, NotChecked=0, Total=930 [2020-10-14 07:03:16,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2020-10-14 07:03:16,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 524. [2020-10-14 07:03:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-10-14 07:03:16,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 614 transitions. [2020-10-14 07:03:16,771 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 614 transitions. Word has length 179 [2020-10-14 07:03:16,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:03:16,771 INFO L479 AbstractCegarLoop]: Abstraction has 524 states and 614 transitions. [2020-10-14 07:03:16,771 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 07:03:16,772 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 614 transitions. [2020-10-14 07:03:16,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-14 07:03:16,775 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:03:16,775 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:03:16,775 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:03:16,775 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:03:16,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:03:16,776 INFO L82 PathProgramCache]: Analyzing trace with hash 235671575, now seen corresponding path program 1 times [2020-10-14 07:03:16,776 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:03:16,776 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1405309000] [2020-10-14 07:03:16,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:03:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:16,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:16,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:17,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:21,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:21,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-14 07:03:21,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:03:21,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-14 07:03:21,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:21,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:21,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:03:21,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-14 07:03:21,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:03:21,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,029 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:03:22,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:03:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:03:22,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:03:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:03:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:03:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:03:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-14 07:03:22,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:03:22,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 07:03:22,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:03:22,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:03:22,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:22,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:03:22,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:03:22,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:03:22,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:03:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:03:22,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:03:22,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:22,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:22,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:03:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:03:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:03:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:22,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:03:22,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 07:03:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:03:22,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 07:03:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-14 07:03:22,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-14 07:03:22,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:03:22,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:03:22,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:03:22,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:03:22,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:22,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:03:22,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:03:22,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:03:22,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:03:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-14 07:03:22,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:03:22,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:03:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 07:03:22,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 07:03:22,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:03:22,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:03:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 07:03:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:03:22,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:03:22,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:03:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:03:22,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:03:22,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-14 07:03:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-14 07:03:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:03:22,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:03:22,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:03:22,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:03:22,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:03:22,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:03:22,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:03:22,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:03:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:03:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:03:22,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:03:22,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:03:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-14 07:03:22,401 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1405309000] [2020-10-14 07:03:22,401 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:03:22,401 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-14 07:03:22,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63608560] [2020-10-14 07:03:22,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 07:03:22,402 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:03:22,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 07:03:22,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:03:22,403 INFO L87 Difference]: Start difference. First operand 524 states and 614 transitions. Second operand 14 states. [2020-10-14 07:03:22,796 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:03:23,466 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:03:23,893 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:03:24,222 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:03:25,196 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:03:25,796 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-14 07:03:26,261 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-14 07:03:27,375 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-14 07:03:27,799 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-14 07:03:29,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:03:29,088 INFO L93 Difference]: Finished difference Result 1321 states and 1777 transitions. [2020-10-14 07:03:29,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-14 07:03:29,089 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 174 [2020-10-14 07:03:29,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:03:29,090 INFO L225 Difference]: With dead ends: 1321 [2020-10-14 07:03:29,090 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:03:29,095 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=317, Invalid=1089, Unknown=0, NotChecked=0, Total=1406 [2020-10-14 07:03:29,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:03:29,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:03:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:03:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:03:29,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2020-10-14 07:03:29,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:03:29,096 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:03:29,096 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 07:03:29,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:03:29,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:03:29,097 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:03:29,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:03:31,341 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 317 DAG size of output: 271 [2020-10-14 07:03:32,846 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 282 [2020-10-14 07:03:35,044 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 279 [2020-10-14 07:03:35,650 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 287 [2020-10-14 07:03:36,286 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 279 [2020-10-14 07:03:36,834 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 279 [2020-10-14 07:03:38,107 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-14 07:03:38,277 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-14 07:03:38,457 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-14 07:03:38,908 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2020-10-14 07:03:39,071 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:39,241 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:39,392 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-14 07:03:39,876 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:03:40,047 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:40,525 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:03:41,138 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-10-14 07:03:41,788 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 26 [2020-10-14 07:03:42,505 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2020-10-14 07:03:42,695 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:03:43,173 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:03:43,661 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:03:44,628 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 26 [2020-10-14 07:03:45,413 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-14 07:03:45,574 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-10-14 07:03:46,205 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-14 07:03:46,682 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2020-10-14 07:03:47,218 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-10-14 07:03:47,401 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-14 07:03:47,552 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-14 07:03:48,146 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-14 07:03:48,315 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:48,478 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:49,160 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 26 [2020-10-14 07:03:49,311 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:03:49,753 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2020-10-14 07:03:50,214 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2020-10-14 07:03:50,398 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-14 07:03:50,836 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2020-10-14 07:03:51,033 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-14 07:03:51,197 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:51,380 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-14 07:03:51,850 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2020-10-14 07:03:52,829 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 25 [2020-10-14 07:03:52,982 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-10-14 07:03:53,141 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-14 07:03:53,305 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:53,467 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:03:54,244 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 26 [2020-10-14 07:03:54,715 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 23 [2020-10-14 07:03:54,902 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-14 07:03:55,047 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-14 07:03:56,023 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 25 [2020-10-14 07:03:56,206 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-14 07:03:56,389 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-14 07:03:56,825 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2020-10-14 07:03:57,815 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 25 [2020-10-14 07:03:58,362 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 25 [2020-10-14 07:03:58,503 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:03:59,015 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 22 [2020-10-14 07:03:59,802 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-14 07:03:59,975 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2020-10-14 07:03:59,979 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-14 07:03:59,979 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 213) no Hoare annotation was computed. [2020-10-14 07:03:59,979 INFO L268 CegarLoopResult]: For program point L214(lines 191 215) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 167 222) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 167 222) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L198(lines 198 202) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 167 222) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L255(lines 255 259) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L255-1(lines 255 259) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L249-2(lines 249 274) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 223 282) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point L275(lines 248 276) no Hoare annotation was computed. [2020-10-14 07:03:59,980 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 223 282) no Hoare annotation was computed. [2020-10-14 07:03:59,981 INFO L268 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-10-14 07:03:59,981 INFO L268 CegarLoopResult]: For program point L268-1(line 268) no Hoare annotation was computed. [2020-10-14 07:03:59,981 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 223 282) no Hoare annotation was computed. [2020-10-14 07:03:59,981 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-10-14 07:03:59,981 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-10-14 07:03:59,981 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:03:59,982 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-10-14 07:03:59,982 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:03:59,982 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 558 580) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,982 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,983 INFO L264 CegarLoopResult]: At program point L570-1(line 570) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,983 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 558 580) no Hoare annotation was computed. [2020-10-14 07:03:59,983 INFO L268 CegarLoopResult]: For program point L568(lines 568 575) no Hoare annotation was computed. [2020-10-14 07:03:59,983 INFO L268 CegarLoopResult]: For program point L568-1(lines 568 575) no Hoare annotation was computed. [2020-10-14 07:03:59,983 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-10-14 07:03:59,983 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,984 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,984 INFO L264 CegarLoopResult]: At program point L564-1(line 564) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,984 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 558 580) no Hoare annotation was computed. [2020-10-14 07:03:59,984 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 516 539) no Hoare annotation was computed. [2020-10-14 07:03:59,984 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 516 539) no Hoare annotation was computed. [2020-10-14 07:03:59,984 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 516 539) no Hoare annotation was computed. [2020-10-14 07:03:59,984 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-14 07:03:59,985 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-14 07:03:59,986 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-14 07:03:59,986 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-14 07:03:59,986 INFO L268 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-14 07:03:59,986 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-14 07:03:59,986 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:03:59,986 INFO L268 CegarLoopResult]: For program point L670-1(lines 651 675) no Hoare annotation was computed. [2020-10-14 07:03:59,986 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-14 07:03:59,987 INFO L264 CegarLoopResult]: At program point L661(line 661) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-14 07:03:59,987 INFO L268 CegarLoopResult]: For program point L659(lines 659 667) no Hoare annotation was computed. [2020-10-14 07:03:59,987 INFO L264 CegarLoopResult]: At program point L657(line 657) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-14 07:03:59,987 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 651 675) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:03:59,987 INFO L268 CegarLoopResult]: For program point L657-1(line 657) no Hoare annotation was computed. [2020-10-14 07:03:59,987 INFO L268 CegarLoopResult]: For program point L655(lines 655 672) no Hoare annotation was computed. [2020-10-14 07:03:59,987 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 651 675) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point L833(lines 833 839) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 829 843) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 829 843) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse0 .cse2) (or .cse4 .cse3 .cse2))) [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 829 843) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse2 .cse0 .cse4) (or .cse3 .cse1))) [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 746 754) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 746 754) the Hoare annotation is: true [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 746 754) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L271 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: true [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point L819-2(lines 819 823) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-10-14 07:03:59,988 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 810 828) the Hoare annotation is: true [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 810 828) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point L819(lines 819 823) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 810 828) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point L762(lines 762 770) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point L785(line 785) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point L785-1(line 785) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 755 790) no Hoare annotation was computed. [2020-10-14 07:03:59,989 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 755 790) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point L774(lines 774 782) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point L774-2(lines 774 782) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 755 790) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 121 166) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 121 166) no Hoare annotation was computed. [2020-10-14 07:03:59,990 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 121 166) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point L448(lines 448 468) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point L448-1(lines 448 468) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 434 479) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 434 479) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point L454(lines 454 461) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 434 479) no Hoare annotation was computed. [2020-10-14 07:03:59,991 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 548 557) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,991 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 548 557) no Hoare annotation was computed. [2020-10-14 07:03:59,992 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 548 557) no Hoare annotation was computed. [2020-10-14 07:03:59,992 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 735 745) the Hoare annotation is: true [2020-10-14 07:03:59,992 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 735 745) no Hoare annotation was computed. [2020-10-14 07:03:59,992 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 735 745) no Hoare annotation was computed. [2020-10-14 07:03:59,992 INFO L271 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: true [2020-10-14 07:03:59,992 INFO L268 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-10-14 07:03:59,992 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 727 734) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2020-10-14 07:03:59,992 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 727 734) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 727 734) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point L937(lines 937 943) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 933 946) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 933 946) the Hoare annotation is: true [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 933 946) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point L696-1(lines 677 701) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 677 701) no Hoare annotation was computed. [2020-10-14 07:03:59,993 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 677 701) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2020-10-14 07:03:59,993 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-14 07:03:59,993 INFO L264 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse0 .cse1 .cse4) (or (and (<= 1 processEnvironment_~tmp~7) .cse2) .cse3 .cse1))) [2020-10-14 07:03:59,993 INFO L268 CegarLoopResult]: For program point L685(lines 685 693) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse1) (or .cse3 .cse1 .cse4) (or .cse0 .cse1 .cse4))) [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point L683-1(line 683) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point L681(lines 681 698) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 617 623) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 617 623) the Hoare annotation is: true [2020-10-14 07:03:59,994 INFO L264 CegarLoopResult]: At program point testENTRY(lines 957 1024) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,994 INFO L264 CegarLoopResult]: At program point L989(line 989) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse0 .cse2 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 (not (= 0 ~systemActive~0))))) [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point L987(lines 987 993) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point L987-1(lines 987 993) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point testFINAL(lines 957 1024) no Hoare annotation was computed. [2020-10-14 07:03:59,994 INFO L264 CegarLoopResult]: At program point L1014(lines 967 1016) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse0 .cse2 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 (not (= 0 ~systemActive~0))))) [2020-10-14 07:03:59,994 INFO L264 CegarLoopResult]: At program point L979(line 979) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (= ~methaneLevelCritical~0 0))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (and .cse0 .cse2 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 (not (= 0 ~systemActive~0))))) [2020-10-14 07:03:59,994 INFO L268 CegarLoopResult]: For program point L977(lines 977 983) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point L977-1(lines 977 983) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point L969(lines 969 973) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L264 CegarLoopResult]: At program point L1017(lines 966 1018) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:03:59,995 INFO L264 CegarLoopResult]: At program point L1007(line 1007) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse4 .cse2))) [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1011) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L264 CegarLoopResult]: At program point L1005-1(lines 997 1012) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse4 .cse2))) [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point L968(lines 967 1016) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L264 CegarLoopResult]: At program point L999(line 999) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse1 .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse4 .cse2))) [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point L997(lines 997 1012) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point testEXIT(lines 957 1024) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 388 433) no Hoare annotation was computed. [2020-10-14 07:03:59,995 INFO L268 CegarLoopResult]: For program point L408(lines 408 415) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 388 433) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point L402(lines 402 422) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 388 433) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 702 709) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 702 709) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 702 709) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 947 955) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 947 955) the Hoare annotation is: true [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 947 955) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point L909(lines 909 917) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point L909-2(lines 909 917) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 901 923) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 901 923) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 901 923) no Hoare annotation was computed. [2020-10-14 07:03:59,996 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 285 387) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L314(lines 314 330) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L374(lines 374 381) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L335(lines 334 354) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L366-1(line 366) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L331(lines 331 372) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 285 387) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-10-14 07:03:59,997 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L373(lines 373 384) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 285 387) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L336(lines 336 340) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L334-2(lines 334 354) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L355(lines 333 356) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L721-1(lines 710 726) no Hoare annotation was computed. [2020-10-14 07:03:59,998 INFO L268 CegarLoopResult]: For program point L717(lines 717 723) no Hoare annotation was computed. [2020-10-14 07:03:59,999 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 726) no Hoare annotation was computed. [2020-10-14 07:03:59,999 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-14 07:03:59,999 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-10-14 07:03:59,999 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 710 726) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-14 07:03:59,999 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 791 809) no Hoare annotation was computed. [2020-10-14 07:03:59,999 INFO L268 CegarLoopResult]: For program point L800(lines 800 804) no Hoare annotation was computed. [2020-10-14 07:03:59,999 INFO L271 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: true [2020-10-14 07:03:59,999 INFO L268 CegarLoopResult]: For program point L800-2(lines 800 804) no Hoare annotation was computed. [2020-10-14 07:03:59,999 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 791 809) the Hoare annotation is: true [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 791 809) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 924 932) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 924 932) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 924 932) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 880 891) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (or .cse0 .cse1 .cse2) (or .cse1 (= 0 ~systemActive~0) .cse2))) [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 880 891) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 892 900) the Hoare annotation is: true [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 892 900) no Hoare annotation was computed. [2020-10-14 07:04:00,000 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 892 900) no Hoare annotation was computed. [2020-10-14 07:04:00,001 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not .cse4)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse6 .cse2) (or .cse1 .cse4 .cse5) (or .cse0 .cse3 .cse2) (or .cse1 .cse6 .cse2)))) [2020-10-14 07:04:00,001 INFO L264 CegarLoopResult]: At program point L604(lines 604 610) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (not .cse5) .cse2) (or .cse1 .cse5 (= ~pumpRunning~0 0)) (or .cse1 .cse4 .cse2) (or .cse0 .cse3 .cse2))) [2020-10-14 07:04:00,001 INFO L264 CegarLoopResult]: At program point L599(line 599) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 ~systemActive~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2020-10-14 07:04:00,001 INFO L268 CegarLoopResult]: For program point L597(lines 596 615) no Hoare annotation was computed. [2020-10-14 07:04:00,001 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 593 616) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 ~systemActive~0)) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse0 .cse1 .cse4))) [2020-10-14 07:04:00,001 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 593 616) no Hoare annotation was computed. [2020-10-14 07:04:00,001 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 593 616) no Hoare annotation was computed. [2020-10-14 07:04:00,001 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 483 512) no Hoare annotation was computed. [2020-10-14 07:04:00,001 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 483 512) the Hoare annotation is: true [2020-10-14 07:04:00,002 INFO L271 CegarLoopResult]: At program point L508(lines 483 512) the Hoare annotation is: true [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point L497(lines 497 501) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L271 CegarLoopResult]: At program point L497-1(lines 497 501) the Hoare annotation is: true [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L271 CegarLoopResult]: At program point L493-2(lines 493 507) the Hoare annotation is: true [2020-10-14 07:04:00,002 INFO L271 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: true [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 856 867) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point L860-1(lines 856 867) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 856 867) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 540 546) no Hoare annotation was computed. [2020-10-14 07:04:00,002 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 540 546) the Hoare annotation is: true [2020-10-14 07:04:00,003 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:04:00,003 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-14 07:04:00,003 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:04:00,003 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:04:00,003 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 844 851) no Hoare annotation was computed. [2020-10-14 07:04:00,003 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 844 851) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse4))) [2020-10-14 07:04:00,003 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 844 851) no Hoare annotation was computed. [2020-10-14 07:04:00,003 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 625 649) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:04:00,003 INFO L264 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0)) (.cse2 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) .cse2 (not (= |old(~pumpRunning~0)| 0))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1) (not (= ~methaneLevelCritical~0 0)) .cse2))) [2020-10-14 07:04:00,003 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 625 649) no Hoare annotation was computed. [2020-10-14 07:04:00,003 INFO L264 CegarLoopResult]: At program point L635(line 635) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:04:00,003 INFO L268 CegarLoopResult]: For program point L633(lines 633 641) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L264 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point L629(lines 629 646) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point L644-1(lines 625 649) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 868 879) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point L872-1(lines 868 879) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 868 879) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse2) (or .cse0 .cse2 .cse1))) [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:04:00,004 INFO L268 CegarLoopResult]: For program point L97(lines 97 110) no Hoare annotation was computed. [2020-10-14 07:04:00,005 INFO L268 CegarLoopResult]: For program point L97-1(lines 89 113) no Hoare annotation was computed. [2020-10-14 07:04:00,005 INFO L271 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: true [2020-10-14 07:04:00,005 INFO L268 CegarLoopResult]: For program point L95-1(line 95) no Hoare annotation was computed. [2020-10-14 07:04:00,005 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 89 113) the Hoare annotation is: true [2020-10-14 07:04:00,005 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 89 113) no Hoare annotation was computed. [2020-10-14 07:04:00,005 INFO L264 CegarLoopResult]: At program point L103(line 103) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1) (or .cse1 (= 0 ~systemActive~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2020-10-14 07:04:00,005 INFO L268 CegarLoopResult]: For program point L101(lines 101 107) no Hoare annotation was computed. [2020-10-14 07:04:00,005 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (= 0 ~systemActive~0)))) [2020-10-14 07:04:00,005 INFO L268 CegarLoopResult]: For program point L99-1(line 99) no Hoare annotation was computed. [2020-10-14 07:04:00,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:04:00 BoogieIcfgContainer [2020-10-14 07:04:00,021 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:04:00,023 INFO L168 Benchmark]: Toolchain (without parser) took 112216.89 ms. Allocated memory was 146.8 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 102.0 MB in the beginning and 534.3 MB in the end (delta: -432.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-14 07:04:00,024 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 07:04:00,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.80 ms. Allocated memory was 146.8 MB in the beginning and 203.9 MB in the end (delta: 57.1 MB). Free memory was 101.6 MB in the beginning and 169.2 MB in the end (delta: -67.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:00,025 INFO L168 Benchmark]: Boogie Preprocessor took 85.82 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 165.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:00,025 INFO L168 Benchmark]: RCFGBuilder took 1043.90 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 165.3 MB in the beginning and 187.2 MB in the end (delta: -22.0 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. [2020-10-14 07:04:00,026 INFO L168 Benchmark]: TraceAbstraction took 110462.52 ms. Allocated memory was 235.4 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 185.5 MB in the beginning and 534.3 MB in the end (delta: -348.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-14 07:04:00,029 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 619.80 ms. Allocated memory was 146.8 MB in the beginning and 203.9 MB in the end (delta: 57.1 MB). Free memory was 101.6 MB in the beginning and 169.2 MB in the end (delta: -67.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.82 ms. Allocated memory is still 203.9 MB. Free memory was 169.2 MB in the beginning and 165.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1043.90 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 165.3 MB in the beginning and 187.2 MB in the end (delta: -22.0 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 110462.52 ms. Allocated memory was 235.4 MB in the beginning and 1.3 GB in the end (delta: 1.0 GB). Free memory was 185.5 MB in the beginning and 534.3 MB in the end (delta: -348.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (\old(systemActive) == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: ((((\old(systemActive) == 0 || ((methaneLevelCritical == 1 && splverifierCounter <= 0) && pumpRunning == 0)) || ((splverifierCounter <= 0 && methaneLevelCritical == 0) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((splverifierCounter <= 0 && methaneLevelCritical == 0) && !(0 == systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 262 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 79.4s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 33.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1604 SDtfs, 5180 SDslu, 1496 SDs, 0 SdLazy, 8783 SolverSat, 4204 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 542 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 13.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=524occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 1195 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 1727 PreInvPairs, 2002 NumberOfFragments, 1911 HoareAnnotationTreeSize, 1727 FomulaSimplifications, 1094615247 FormulaSimplificationTreeSizeReduction, 8.5s HoareSimplificationTime, 73 FomulaSimplificationsInter, 9007882 FormulaSimplificationTreeSizeReductionInter, 22.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 43.9s InterpolantComputationTime, 1034 NumberOfCodeBlocks, 1034 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1024 ConstructedInterpolants, 0 QuantifiedInterpolants, 368403 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 138/144 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...