/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:49:48,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:49:48,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:49:48,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:49:48,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:49:48,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:49:48,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:49:48,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:49:48,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:49:48,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:49:48,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:49:48,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:49:48,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:49:48,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:49:48,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:49:48,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:49:48,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:49:48,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:49:48,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:49:48,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:49:48,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:49:48,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:49:48,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:49:48,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:49:48,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:49:48,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:49:48,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:49:48,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:49:48,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:49:48,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:49:48,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:49:48,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:49:48,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:49:48,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:49:48,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:49:48,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:49:48,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:49:48,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:49:48,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:49:48,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:49:48,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:49:48,591 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 01:49:48,631 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:49:48,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:49:48,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:49:48,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:49:48,634 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:49:48,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:49:48,635 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:49:48,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:49:48,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:49:48,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:49:48,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:49:48,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:49:48,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:49:48,637 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:49:48,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:49:48,637 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:49:48,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:49:48,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:49:48,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:49:48,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:49:48,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:49:48,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:49:48,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:49:48,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:49:48,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:49:48,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:49:48,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:49:48,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:49:48,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:49:48,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:49:48,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:49:48,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:49:48,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:49:48,946 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:49:48,947 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:49:48,947 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2020-10-15 01:49:49,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d30d90a5/a638e3842de74059a7c9412a428ac88b/FLAGedcd82c01 [2020-10-15 01:49:49,521 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:49:49,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2020-10-15 01:49:49,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d30d90a5/a638e3842de74059a7c9412a428ac88b/FLAGedcd82c01 [2020-10-15 01:49:49,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d30d90a5/a638e3842de74059a7c9412a428ac88b [2020-10-15 01:49:49,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:49:49,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:49:49,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:49:49,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:49:49,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:49:49,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:49:49" (1/1) ... [2020-10-15 01:49:49,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f39ff7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:49, skipping insertion in model container [2020-10-15 01:49:49,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:49:49" (1/1) ... [2020-10-15 01:49:49,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:49:49,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:49:50,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:49:50,411 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:49:50,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:49:50,523 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:49:50,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50 WrapperNode [2020-10-15 01:49:50,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:49:50,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:49:50,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:49:50,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:49:50,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... [2020-10-15 01:49:50,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:49:50,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:49:50,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:49:50,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:49:50,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:49:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:49:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:49:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:49:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:49:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:49:50,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:49:50,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:49:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:49:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:49:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:49:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:49:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:49:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:49:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:49:50,742 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:49:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:49:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:49:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:49:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:49:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:49:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:49:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:49:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:49:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:49:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:49:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:49:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:49:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:49:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:49:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:49:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:49:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:49:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:49:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:49:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:49:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:49:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:49:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:49:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:49:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:49:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:49:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:49:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:49:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:49:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:49:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:49:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:49:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:49:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:49:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:49:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:49:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:49:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:49:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:49:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:49:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:49:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:49:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:49:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:49:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-15 01:49:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:49:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:49:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:49:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:49:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:49:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:49:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:49:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:49:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:49:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:49:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:49:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:49:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:49:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:49:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:49:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:49:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:49:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:49:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:49:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:49:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:49:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:49:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:49:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:49:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:49:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:49:51,816 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:49:51,816 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:49:51,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:49:51 BoogieIcfgContainer [2020-10-15 01:49:51,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:49:51,823 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:49:51,823 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:49:51,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:49:51,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:49:49" (1/3) ... [2020-10-15 01:49:51,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37118c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:49:51, skipping insertion in model container [2020-10-15 01:49:51,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:50" (2/3) ... [2020-10-15 01:49:51,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37118c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:49:51, skipping insertion in model container [2020-10-15 01:49:51,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:49:51" (3/3) ... [2020-10-15 01:49:51,830 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58.cil.c [2020-10-15 01:49:51,841 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:49:51,849 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:49:51,863 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:49:51,885 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:49:51,885 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:49:51,886 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:49:51,886 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:49:51,886 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:49:51,886 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:49:51,887 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:49:51,887 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:49:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2020-10-15 01:49:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:49:51,920 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:49:51,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:49:51,921 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:49:51,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:49:51,928 INFO L82 PathProgramCache]: Analyzing trace with hash -298144076, now seen corresponding path program 1 times [2020-10-15 01:49:51,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:49:51,937 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1430778314] [2020-10-15 01:49:51,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:49:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:52,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:52,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:53,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:54,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:55,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:56,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:56,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:49:56,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:49:56,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4481 [2020-10-15 01:49:56,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:56,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:56,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:49:56,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:56,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:49:56,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-15 01:49:57,157 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:49:57,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:49:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:57,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 116 [2020-10-15 01:49:57,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:57,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:57,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:49:57,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:57,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:49:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:57,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:57,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:57,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:57,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:57,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:49:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:57,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:57,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:57,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:57,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:57,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:57,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:49:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:57,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:57,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:57,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:57,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:57,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:57,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:49:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:49:57,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:49:57,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:49:57,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:57,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:49:57,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:49:57,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:49:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:57,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:49:57,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:49:57,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:49:57,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:49:57,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:57,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:49:57,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:49:57,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:49:57,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:49:57,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:49:57,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:49:57,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:49:57,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:49:57,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:49:57,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:49:57,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:49:57,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:49:57,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:49:57,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:49:57,417 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1430778314] [2020-10-15 01:49:57,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:49:57,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:49:57,420 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545590675] [2020-10-15 01:49:57,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:49:57,426 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:49:57,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:49:57,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:49:57,443 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 7 states. [2020-10-15 01:49:57,888 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:49:58,755 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:59,094 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:59,361 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:49:59,637 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:01,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:01,559 INFO L93 Difference]: Finished difference Result 476 states and 629 transitions. [2020-10-15 01:50:01,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:50:01,562 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:50:01,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:01,579 INFO L225 Difference]: With dead ends: 476 [2020-10-15 01:50:01,579 INFO L226 Difference]: Without dead ends: 307 [2020-10-15 01:50:01,585 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:50:01,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-10-15 01:50:01,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 272. [2020-10-15 01:50:01,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-10-15 01:50:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 326 transitions. [2020-10-15 01:50:01,718 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 326 transitions. Word has length 46 [2020-10-15 01:50:01,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:01,719 INFO L479 AbstractCegarLoop]: Abstraction has 272 states and 326 transitions. [2020-10-15 01:50:01,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:50:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 326 transitions. [2020-10-15 01:50:01,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 01:50:01,724 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:01,724 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:50:01,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:50:01,725 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:01,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:01,725 INFO L82 PathProgramCache]: Analyzing trace with hash 364870754, now seen corresponding path program 1 times [2020-10-15 01:50:01,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:01,726 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [485939125] [2020-10-15 01:50:01,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:01,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:01,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:01,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:03,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-15 01:50:04,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:50:04,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2587 [2020-10-15 01:50:04,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:50:04,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:04,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 01:50:04,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:04,608 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:50:04,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:50:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:04,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-15 01:50:04,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:50:04,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:04,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:50:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:04,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:04,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:04,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:04,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:50:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:04,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:04,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:04,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:04,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:04,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:04,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:04,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:04,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:50:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:04,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:04,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:04,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:04,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:50:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:04,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:04,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:04,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:04,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:50:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:04,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:04,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:04,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:04,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:04,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 01:50:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:04,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:04,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:04,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:04,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:04,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:04,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:04,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:04,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:04,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:04,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:04,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:50:04,791 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [485939125] [2020-10-15 01:50:04,791 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:50:04,791 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:50:04,792 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021842179] [2020-10-15 01:50:04,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:50:04,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:50:04,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:50:04,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:50:04,796 INFO L87 Difference]: Start difference. First operand 272 states and 326 transitions. Second operand 8 states. [2020-10-15 01:50:05,109 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:06,068 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:06,352 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:06,625 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:50:07,256 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:07,554 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:50:08,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:08,539 INFO L93 Difference]: Finished difference Result 671 states and 902 transitions. [2020-10-15 01:50:08,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 01:50:08,540 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-15 01:50:08,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:08,555 INFO L225 Difference]: With dead ends: 671 [2020-10-15 01:50:08,555 INFO L226 Difference]: Without dead ends: 423 [2020-10-15 01:50:08,559 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:50:08,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2020-10-15 01:50:08,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 376. [2020-10-15 01:50:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2020-10-15 01:50:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 471 transitions. [2020-10-15 01:50:08,649 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 471 transitions. Word has length 51 [2020-10-15 01:50:08,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:08,649 INFO L479 AbstractCegarLoop]: Abstraction has 376 states and 471 transitions. [2020-10-15 01:50:08,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:50:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 471 transitions. [2020-10-15 01:50:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-15 01:50:08,657 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:08,658 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-15 01:50:08,658 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:50:08,658 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:08,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:08,659 INFO L82 PathProgramCache]: Analyzing trace with hash 32902086, now seen corresponding path program 1 times [2020-10-15 01:50:08,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:08,659 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1799551673] [2020-10-15 01:50:08,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:08,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:08,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:08,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:09,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:09,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:09,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:13,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:13,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-15 01:50:13,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:50:13,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5058 [2020-10-15 01:50:13,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:13,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:13,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-15 01:50:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-15 01:50:13,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,034 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:50:14,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:50:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-15 01:50:14,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:50:14,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:50:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:14,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:14,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:50:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:14,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:14,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:14,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:50:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:14,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:14,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:50:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:50:14,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:14,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:14,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:50:14,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:50:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:50:14,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:50:14,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:50:14,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:50:14,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:14,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:50:14,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:14,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 01:50:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:50:14,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:50:14,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:14,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:14,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:50:14,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:50:14,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:14,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:50:14,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 01:50:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:50:14,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:14,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:50:14,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:50:14,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 01:50:14,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:50:14,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:14,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 01:50:14,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:50:14,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:50:14,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:14,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:50:14,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:50:14,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:50:14,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:14,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:50:14,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:50:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:50:14,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:50:14,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:14,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 01:50:14,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:50:14,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:14,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-15 01:50:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:14,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-15 01:50:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:14,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:14,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:14,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:14,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:14,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:14,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:14,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:14,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:14,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:14,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:14,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-15 01:50:14,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1799551673] [2020-10-15 01:50:14,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:50:14,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-15 01:50:14,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521874257] [2020-10-15 01:50:14,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:50:14,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:50:14,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:50:14,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:50:14,472 INFO L87 Difference]: Start difference. First operand 376 states and 471 transitions. Second operand 10 states. [2020-10-15 01:50:14,767 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:15,351 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:16,797 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:19,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:19,239 INFO L93 Difference]: Finished difference Result 1059 states and 1614 transitions. [2020-10-15 01:50:19,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 01:50:19,240 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 137 [2020-10-15 01:50:19,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:19,252 INFO L225 Difference]: With dead ends: 1059 [2020-10-15 01:50:19,252 INFO L226 Difference]: Without dead ends: 846 [2020-10-15 01:50:19,255 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=122, Invalid=430, Unknown=0, NotChecked=0, Total=552 [2020-10-15 01:50:19,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2020-10-15 01:50:19,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 691. [2020-10-15 01:50:19,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 691 states. [2020-10-15 01:50:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 945 transitions. [2020-10-15 01:50:19,451 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 945 transitions. Word has length 137 [2020-10-15 01:50:19,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:19,454 INFO L479 AbstractCegarLoop]: Abstraction has 691 states and 945 transitions. [2020-10-15 01:50:19,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:50:19,454 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 945 transitions. [2020-10-15 01:50:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-15 01:50:19,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:19,459 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:50:19,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:50:19,459 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:19,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:19,460 INFO L82 PathProgramCache]: Analyzing trace with hash -730257541, now seen corresponding path program 1 times [2020-10-15 01:50:19,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:19,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1518950667] [2020-10-15 01:50:19,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:19,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:19,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:19,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:19,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:20,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:20,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:20,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-15 01:50:24,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:50:24,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 01:50:24,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-15 01:50:24,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:24,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-15 01:50:24,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:24,789 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:50:24,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:50:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:24,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 01:50:24,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:24,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:24,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:50:24,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:24,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:50:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:24,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:24,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:24,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:24,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:24,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:24,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:50:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:24,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:24,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:24,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:24,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:24,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:24,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 01:50:24,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:24,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:24,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:24,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:24,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:50:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:24,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:24,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:24,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:24,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:24,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:24,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:50:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:24,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:24,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:24,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:24,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:50:24,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:24,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:50:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:24,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:24,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:24,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:50:24,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:24,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:50:24,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:24,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:24,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:24,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:24,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:50:24,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:50:25,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:50:25,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:25,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:50:25,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:25,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:25,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:25,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-15 01:50:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:50:25,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:25,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:50:25,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:50:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:50:25,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:50:25,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:50:25,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:25,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:50:25,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:25,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:50:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:50:25,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:25,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:50:25,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:25,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:25,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:25,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:25,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:25,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-15 01:50:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:25,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:25,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:25,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:25,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:25,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:25,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 01:50:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:25,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:25,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:25,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:25,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:25,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:25,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:25,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:25,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:25,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:25,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:25,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:25,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:50:25,169 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1518950667] [2020-10-15 01:50:25,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:50:25,170 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 01:50:25,170 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891087929] [2020-10-15 01:50:25,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 01:50:25,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:50:25,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 01:50:25,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:50:25,173 INFO L87 Difference]: Start difference. First operand 691 states and 945 transitions. Second operand 13 states. [2020-10-15 01:50:25,587 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:26,277 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:26,517 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:27,090 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:27,390 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:27,668 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:28,923 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:31,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:31,072 INFO L93 Difference]: Finished difference Result 1352 states and 2010 transitions. [2020-10-15 01:50:31,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 01:50:31,077 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 118 [2020-10-15 01:50:31,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:31,089 INFO L225 Difference]: With dead ends: 1352 [2020-10-15 01:50:31,089 INFO L226 Difference]: Without dead ends: 828 [2020-10-15 01:50:31,093 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=164, Invalid=592, Unknown=0, NotChecked=0, Total=756 [2020-10-15 01:50:31,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2020-10-15 01:50:31,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 679. [2020-10-15 01:50:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 679 states. [2020-10-15 01:50:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 930 transitions. [2020-10-15 01:50:31,213 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 930 transitions. Word has length 118 [2020-10-15 01:50:31,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:31,216 INFO L479 AbstractCegarLoop]: Abstraction has 679 states and 930 transitions. [2020-10-15 01:50:31,216 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 01:50:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 930 transitions. [2020-10-15 01:50:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-15 01:50:31,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:31,221 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:50:31,221 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:50:31,221 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:31,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:31,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1213177584, now seen corresponding path program 1 times [2020-10-15 01:50:31,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:31,222 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [858008168] [2020-10-15 01:50:31,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:31,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:31,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:31,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:31,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:31,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:33,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:33,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-15 01:50:33,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:50:33,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2673 [2020-10-15 01:50:33,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:33,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:50:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:33,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 143 [2020-10-15 01:50:33,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:34,172 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:50:34,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:50:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-15 01:50:34,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:50:34,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:50:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:34,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:34,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:50:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:34,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:34,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:34,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:34,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:50:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:34,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:34,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:50:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:50:34,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:34,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-15 01:50:34,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 01:50:34,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:50:34,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:34,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-15 01:50:34,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:34,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:50:34,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:34,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:50:34,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 01:50:34,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:34,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:50:34,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:34,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:50:34,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:50:34,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:34,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:50:34,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:34,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:50:34,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:50:34,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:50:34,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:34,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:34,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:50:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:50:34,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:50:34,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:50:34,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:50:34,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:34,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:34,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:34,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:34,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:50:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:50:34,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:34,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:50:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:34,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:34,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:34,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:34,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-15 01:50:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:34,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:34,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 01:50:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:34,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:34,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:34,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:34,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:34,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:34,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:34,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:34,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:34,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:34,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:34,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:34,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-15 01:50:34,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [858008168] [2020-10-15 01:50:34,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:50:34,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-15 01:50:34,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757680800] [2020-10-15 01:50:34,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:50:34,787 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:50:34,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:50:34,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:50:34,788 INFO L87 Difference]: Start difference. First operand 679 states and 930 transitions. Second operand 10 states. [2020-10-15 01:50:35,258 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:36,122 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:36,381 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:36,619 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:38,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:38,027 INFO L93 Difference]: Finished difference Result 1441 states and 2185 transitions. [2020-10-15 01:50:38,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:50:38,028 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 118 [2020-10-15 01:50:38,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:38,036 INFO L225 Difference]: With dead ends: 1441 [2020-10-15 01:50:38,036 INFO L226 Difference]: Without dead ends: 786 [2020-10-15 01:50:38,041 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:50:38,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2020-10-15 01:50:38,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 676. [2020-10-15 01:50:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2020-10-15 01:50:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 912 transitions. [2020-10-15 01:50:38,219 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 912 transitions. Word has length 118 [2020-10-15 01:50:38,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:38,220 INFO L479 AbstractCegarLoop]: Abstraction has 676 states and 912 transitions. [2020-10-15 01:50:38,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:50:38,221 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 912 transitions. [2020-10-15 01:50:38,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-15 01:50:38,227 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:38,228 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-15 01:50:38,228 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:50:38,228 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:38,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:38,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1493248417, now seen corresponding path program 1 times [2020-10-15 01:50:38,229 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:38,230 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1098929] [2020-10-15 01:50:38,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:38,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:38,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:38,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:38,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:38,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-15 01:50:38,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:50:38,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 713 [2020-10-15 01:50:38,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:38,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:38,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:38,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-15 01:50:38,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-15 01:50:38,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,201 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:50:39,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:50:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:50:39,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:50:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:39,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:50:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:39,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:39,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:39,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:50:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:39,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:39,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:50:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:50:39,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:39,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-15 01:50:39,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:39,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 01:50:39,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:50:39,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:39,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:50:39,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:50:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:50:39,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:50:39,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:50:39,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:39,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:50:39,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:50:39,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:50:39,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:50:39,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:39,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:50:39,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:50:39,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:50:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:50:39,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:50:39,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:50:39,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:50:39,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:39,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:39,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:39,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:50:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:50:39,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:39,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:39,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:50:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:39,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-15 01:50:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:50:39,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 01:50:39,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-15 01:50:39,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:50:39,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:39,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:50:39,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:50:39,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:50:39,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:39,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:39,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:39,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-15 01:50:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:39,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:39,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:39,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-15 01:50:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:39,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:39,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:39,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:39,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:39,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:39,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:39,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:39,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:39,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:39,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:39,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:39,664 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-15 01:50:39,664 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1098929] [2020-10-15 01:50:39,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:50:39,667 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 01:50:39,667 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678092106] [2020-10-15 01:50:39,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 01:50:39,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:50:39,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 01:50:39,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:50:39,669 INFO L87 Difference]: Start difference. First operand 676 states and 912 transitions. Second operand 11 states. [2020-10-15 01:50:40,417 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:50:40,988 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:50:41,232 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:50:41,473 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:50:41,722 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:50:42,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:42,821 INFO L93 Difference]: Finished difference Result 1196 states and 1639 transitions. [2020-10-15 01:50:42,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 01:50:42,822 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 144 [2020-10-15 01:50:42,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:42,826 INFO L225 Difference]: With dead ends: 1196 [2020-10-15 01:50:42,826 INFO L226 Difference]: Without dead ends: 544 [2020-10-15 01:50:42,829 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2020-10-15 01:50:42,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 544 states. [2020-10-15 01:50:42,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 544 to 516. [2020-10-15 01:50:42,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-15 01:50:42,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 626 transitions. [2020-10-15 01:50:42,930 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 626 transitions. Word has length 144 [2020-10-15 01:50:42,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:42,930 INFO L479 AbstractCegarLoop]: Abstraction has 516 states and 626 transitions. [2020-10-15 01:50:42,930 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 01:50:42,930 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 626 transitions. [2020-10-15 01:50:42,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-15 01:50:42,934 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:42,934 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:50:42,935 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:50:42,935 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:42,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:42,935 INFO L82 PathProgramCache]: Analyzing trace with hash -488644751, now seen corresponding path program 1 times [2020-10-15 01:50:42,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:42,937 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [611053740] [2020-10-15 01:50:42,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:43,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:43,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:43,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:44,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-15 01:50:48,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:50:48,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-15 01:50:48,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-15 01:50:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:48,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-15 01:50:48,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,239 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:50:48,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:50:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-15 01:50:48,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:50:48,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:50:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:48,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:48,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:50:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:48,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:48,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:48,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:50:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:50:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:48,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:48,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:48,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:50:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:48,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:50:48,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:50:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:50:48,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:50:48,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 01:50:48,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:50:48,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:48,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:50:48,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:50:48,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:50:48,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:50:48,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:50:48,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:48,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:50:48,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:50:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:50:48,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:48,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:50:48,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:50:48,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:50:48,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:50:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:50:48,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:48,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:50:48,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 01:50:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:48,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:48,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:50:48,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:50:48,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 01:50:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:50:48,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:50:48,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:48,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:50:48,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:50:48,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:50:48,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:50:48,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:50:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 01:50:48,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:50:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:50:48,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:50:48,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:50:48,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:50:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:50:48,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:50:48,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:50:48,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:50:48,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:50:48,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:50:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:50:48,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:50:48,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-15 01:50:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:48,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 01:50:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:48,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:48,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:50:48,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:50:48,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:50:48,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:50:48,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:50:48,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:50:48,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:50:48,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:50:48,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:50:48,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:50:48,808 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-15 01:50:48,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [611053740] [2020-10-15 01:50:48,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:50:48,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 01:50:48,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584897055] [2020-10-15 01:50:48,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 01:50:48,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:50:48,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 01:50:48,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:50:48,810 INFO L87 Difference]: Start difference. First operand 516 states and 626 transitions. Second operand 15 states. [2020-10-15 01:50:49,178 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:49,845 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:51,344 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:51,845 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-15 01:50:52,305 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-15 01:50:52,730 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:50:53,760 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:50:54,021 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:50:54,252 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:50:54,477 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:50:55,853 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-15 01:50:56,125 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-15 01:50:57,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:50:57,075 INFO L93 Difference]: Finished difference Result 1502 states and 2043 transitions. [2020-10-15 01:50:57,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-15 01:50:57,076 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2020-10-15 01:50:57,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:50:57,085 INFO L225 Difference]: With dead ends: 1502 [2020-10-15 01:50:57,085 INFO L226 Difference]: Without dead ends: 1073 [2020-10-15 01:50:57,093 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=381, Invalid=1689, Unknown=0, NotChecked=0, Total=2070 [2020-10-15 01:50:57,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2020-10-15 01:50:57,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 830. [2020-10-15 01:50:57,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 830 states. [2020-10-15 01:50:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 830 states and 1005 transitions. [2020-10-15 01:50:57,214 INFO L78 Accepts]: Start accepts. Automaton has 830 states and 1005 transitions. Word has length 153 [2020-10-15 01:50:57,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:50:57,214 INFO L479 AbstractCegarLoop]: Abstraction has 830 states and 1005 transitions. [2020-10-15 01:50:57,214 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 01:50:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1005 transitions. [2020-10-15 01:50:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-15 01:50:57,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:50:57,217 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:50:57,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:50:57,218 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:50:57,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:50:57,218 INFO L82 PathProgramCache]: Analyzing trace with hash -213885137, now seen corresponding path program 1 times [2020-10-15 01:50:57,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:50:57,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324924326] [2020-10-15 01:50:57,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:50:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:50:57,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:57,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:57,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:50:57,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 217 [2020-10-15 01:51:02,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:51:02,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-15 01:51:02,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-15 01:51:02,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:51:02,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 200 [2020-10-15 01:51:02,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,601 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:51:02,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:51:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:51:02,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:51:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:51:02,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:51:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:02,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:02,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:51:02,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:51:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:02,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:51:02,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:51:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:51:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:51:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:51:02,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:51:02,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:51:02,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:51:02,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:51:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:51:02,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:51:02,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 01:51:02,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:51:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:51:02,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:51:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:02,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:51:02,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:51:02,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:51:02,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:51:02,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:51:02,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:51:02,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:51:02,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:51:02,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:51:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:51:02,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:51:02,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:51:02,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:51:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:51:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:51:02,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:51:02,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:51:02,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 01:51:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:51:02,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:51:02,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:51:02,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:51:02,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 01:51:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:51:02,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:51:02,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 01:51:02,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:51:02,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 01:51:02,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:51:02,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:51:02,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:02,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:51:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:51:02,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:02,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:02,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:02,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:02,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:02,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:02,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:02,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:02,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:02,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:02,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-15 01:51:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:02,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:02,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:02,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:03,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:03,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:51:03,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:03,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:03,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:51:03,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:03,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:51:03,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:03,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-15 01:51:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:03,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:03,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:03,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:03,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:03,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:03,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:03,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:03,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:03,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:51:03,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:03,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-15 01:51:03,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1324924326] [2020-10-15 01:51:03,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:51:03,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-15 01:51:03,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599456575] [2020-10-15 01:51:03,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 01:51:03,078 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:51:03,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 01:51:03,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-15 01:51:03,079 INFO L87 Difference]: Start difference. First operand 830 states and 1005 transitions. Second operand 14 states. [2020-10-15 01:51:03,540 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:51:04,141 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:04,979 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:05,257 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:05,490 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:05,754 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:51:06,034 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:51:06,286 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:51:06,821 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:51:07,380 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:07,661 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:07,889 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:51:08,676 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:51:09,154 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:51:09,841 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:51:10,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:51:10,690 INFO L93 Difference]: Finished difference Result 1702 states and 2118 transitions. [2020-10-15 01:51:10,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-15 01:51:10,691 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 153 [2020-10-15 01:51:10,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:51:10,698 INFO L225 Difference]: With dead ends: 1702 [2020-10-15 01:51:10,698 INFO L226 Difference]: Without dead ends: 959 [2020-10-15 01:51:10,701 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 504 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=406, Invalid=1486, Unknown=0, NotChecked=0, Total=1892 [2020-10-15 01:51:10,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2020-10-15 01:51:10,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 896. [2020-10-15 01:51:10,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2020-10-15 01:51:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1083 transitions. [2020-10-15 01:51:10,843 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1083 transitions. Word has length 153 [2020-10-15 01:51:10,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:51:10,843 INFO L479 AbstractCegarLoop]: Abstraction has 896 states and 1083 transitions. [2020-10-15 01:51:10,843 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 01:51:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1083 transitions. [2020-10-15 01:51:10,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-10-15 01:51:10,847 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:51:10,848 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:51:10,848 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:51:10,848 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:51:10,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:51:10,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1257976449, now seen corresponding path program 1 times [2020-10-15 01:51:10,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:51:10,872 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [276180512] [2020-10-15 01:51:10,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:51:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:10,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-15 01:51:11,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-15 01:51:11,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:51:11,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-15 01:51:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:51:11,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,437 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:51:11,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:51:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:51:11,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:51:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:11,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:51:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:11,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:51:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:51:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:11,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:51:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:51:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:51:11,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:51:11,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:51:11,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:51:11,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:51:11,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:51:11,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:51:11,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:51:11,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:51:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:51:11,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:51:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:51:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:51:11,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-15 01:51:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-15 01:51:11,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:51:11,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:51:11,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:51:11,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:51:11,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:51:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:51:11,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:51:11,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:51:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 01:51:11,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:51:11,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:51:11,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:51:11,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:51:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:51:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:51:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:51:11,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:51:11,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:11,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:51:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:51:11,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 01:51:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-15 01:51:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:51:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-15 01:51:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:51:11,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:51:11,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-15 01:51:11,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:51:11,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:51:11,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:51:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:51:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:51:11,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:51:11,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:51:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:51:11,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:51:11,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-15 01:51:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:51:11,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:51:11,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-15 01:51:11,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:51:11,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:51:11,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:51:11,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:51:11,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:51:11,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:51:11,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:51:11,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:51:11,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:51:11,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:51:11,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:51:11,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:51:11,813 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-15 01:51:11,814 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [276180512] [2020-10-15 01:51:11,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:51:11,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-15 01:51:11,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326000128] [2020-10-15 01:51:11,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:51:11,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:51:11,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:51:11,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:51:11,816 INFO L87 Difference]: Start difference. First operand 896 states and 1083 transitions. Second operand 10 states. [2020-10-15 01:51:13,232 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:51:13,468 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:51:13,714 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:51:13,948 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:51:14,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:51:14,155 INFO L93 Difference]: Finished difference Result 1194 states and 1458 transitions. [2020-10-15 01:51:14,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:51:14,156 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2020-10-15 01:51:14,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:51:14,157 INFO L225 Difference]: With dead ends: 1194 [2020-10-15 01:51:14,157 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:51:14,161 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:51:14,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:51:14,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:51:14,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:51:14,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:51:14,162 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2020-10-15 01:51:14,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:51:14,162 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:51:14,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:51:14,162 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:51:14,162 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:51:14,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 01:51:14,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:51:15,073 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 214 [2020-10-15 01:51:15,593 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 214 [2020-10-15 01:51:15,831 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 224 [2020-10-15 01:51:16,336 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 224 [2020-10-15 01:51:17,270 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 214 [2020-10-15 01:51:18,206 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-15 01:51:18,384 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:51:18,556 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:18,722 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:19,173 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2020-10-15 01:51:19,337 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-10-15 01:51:19,647 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-15 01:51:19,968 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-15 01:51:20,142 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2020-10-15 01:51:20,638 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 19 [2020-10-15 01:51:20,845 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:51:21,127 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-15 01:51:21,293 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:21,460 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:21,829 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 25 [2020-10-15 01:51:22,341 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 22 [2020-10-15 01:51:22,580 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-15 01:51:22,747 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:51:23,129 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 25 [2020-10-15 01:51:23,583 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-15 01:51:23,760 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2020-10-15 01:51:24,259 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-15 01:51:24,619 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 14 [2020-10-15 01:51:24,780 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:51:24,940 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:51:25,635 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 27 [2020-10-15 01:51:25,966 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-15 01:51:26,129 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 11 [2020-10-15 01:51:26,441 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-10-15 01:51:26,616 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:26,781 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:26,983 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:27,141 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2020-10-15 01:51:27,297 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:51:27,455 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2020-10-15 01:51:27,670 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:51:27,876 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2020-10-15 01:51:28,101 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 22 [2020-10-15 01:51:28,253 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 11 [2020-10-15 01:51:28,419 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 15 [2020-10-15 01:51:29,109 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 22 [2020-10-15 01:51:29,303 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-15 01:51:29,308 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:51:29,308 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:51:29,309 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-15 01:51:29,309 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-15 01:51:29,309 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:51:29,309 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-15 01:51:29,309 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:51:29,309 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:51:29,310 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-15 01:51:29,310 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-15 01:51:29,310 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:51:29,310 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:51:29,310 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:51:29,310 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-15 01:51:29,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:51:29,311 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-15 01:51:29,311 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:51:29,311 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-15 01:51:29,311 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2020-10-15 01:51:29,312 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2020-10-15 01:51:29,312 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2020-10-15 01:51:29,312 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2020-10-15 01:51:29,312 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2020-10-15 01:51:29,312 INFO L268 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2020-10-15 01:51:29,312 INFO L268 CegarLoopResult]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2020-10-15 01:51:29,312 INFO L271 CegarLoopResult]: At program point L415(line 415) the Hoare annotation is: true [2020-10-15 01:51:29,312 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2020-10-15 01:51:29,313 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-10-15 01:51:29,313 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2020-10-15 01:51:29,313 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-15 01:51:29,313 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-10-15 01:51:29,313 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-15 01:51:29,313 INFO L268 CegarLoopResult]: For program point L419-1(line 419) no Hoare annotation was computed. [2020-10-15 01:51:29,313 INFO L268 CegarLoopResult]: For program point L642-1(lines 642 649) no Hoare annotation was computed. [2020-10-15 01:51:29,314 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-10-15 01:51:29,314 INFO L264 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,314 INFO L264 CegarLoopResult]: At program point L638(line 638) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,314 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 632 654) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,314 INFO L264 CegarLoopResult]: At program point L638-1(line 638) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,314 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 632 654) no Hoare annotation was computed. [2020-10-15 01:51:29,315 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 632 654) no Hoare annotation was computed. [2020-10-15 01:51:29,315 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,315 INFO L264 CegarLoopResult]: At program point L644-1(line 644) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,315 INFO L268 CegarLoopResult]: For program point L642(lines 642 649) no Hoare annotation was computed. [2020-10-15 01:51:29,315 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 587 610) no Hoare annotation was computed. [2020-10-15 01:51:29,315 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-15 01:51:29,315 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 587 610) no Hoare annotation was computed. [2020-10-15 01:51:29,315 INFO L268 CegarLoopResult]: For program point L604(line 604) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 587 610) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L603(line 603) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L600(line 600) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-10-15 01:51:29,316 INFO L268 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 825 833) no Hoare annotation was computed. [2020-10-15 01:51:29,317 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 825 833) the Hoare annotation is: true [2020-10-15 01:51:29,317 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 825 833) no Hoare annotation was computed. [2020-10-15 01:51:29,318 INFO L271 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: true [2020-10-15 01:51:29,318 INFO L268 CegarLoopResult]: For program point L898-2(lines 898 902) no Hoare annotation was computed. [2020-10-15 01:51:29,318 INFO L268 CegarLoopResult]: For program point L896-1(line 896) no Hoare annotation was computed. [2020-10-15 01:51:29,318 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 889 907) the Hoare annotation is: true [2020-10-15 01:51:29,318 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 889 907) no Hoare annotation was computed. [2020-10-15 01:51:29,318 INFO L268 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2020-10-15 01:51:29,318 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 889 907) no Hoare annotation was computed. [2020-10-15 01:51:29,318 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point L864-1(line 864) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point L853(lines 853 861) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point L853-2(lines 853 861) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 834 869) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 834 869) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 834 869) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2020-10-15 01:51:29,319 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:51:29,320 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 619 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,321 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 619 628) no Hoare annotation was computed. [2020-10-15 01:51:29,321 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 619 628) no Hoare annotation was computed. [2020-10-15 01:51:29,321 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 814 824) the Hoare annotation is: true [2020-10-15 01:51:29,321 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 814 824) no Hoare annotation was computed. [2020-10-15 01:51:29,321 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 814 824) no Hoare annotation was computed. [2020-10-15 01:51:29,321 INFO L271 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: true [2020-10-15 01:51:29,321 INFO L268 CegarLoopResult]: For program point L819-1(line 819) no Hoare annotation was computed. [2020-10-15 01:51:29,321 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 806 813) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 806 813) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 806 813) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L264 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-10-15 01:51:29,322 INFO L264 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= 1 ~waterLevel~0)) .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-10-15 01:51:29,322 INFO L268 CegarLoopResult]: For program point L759(lines 759 776) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 755 779) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 755 779) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:51:29,323 INFO L264 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point L929(lines 929 933) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L264 CegarLoopResult]: At program point testENTRY(lines 917 982) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point testFINAL(lines 917 982) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L264 CegarLoopResult]: At program point L975(lines 926 976) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point L965(lines 965 969) no Hoare annotation was computed. [2020-10-15 01:51:29,323 INFO L264 CegarLoopResult]: At program point L965-2(lines 957 970) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)))) [2020-10-15 01:51:29,323 INFO L268 CegarLoopResult]: For program point L928(lines 927 974) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L264 CegarLoopResult]: At program point L959(line 959) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)))) [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point L957(lines 957 970) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L264 CegarLoopResult]: At program point L949(line 949) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)))) [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point L947(lines 947 953) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point L947-1(lines 947 953) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L264 CegarLoopResult]: At program point L972(lines 927 974) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)))) [2020-10-15 01:51:29,324 INFO L264 CegarLoopResult]: At program point L939(line 939) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= test_~splverifierCounter~0 3))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)))) [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point L937(lines 937 943) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point L937-1(lines 937 943) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point testEXIT(lines 917 982) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:51:29,324 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 780 787) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 780 787) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 780 787) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 544 552) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 544 552) the Hoare annotation is: true [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 544 552) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point L506(lines 506 514) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-15 01:51:29,325 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-15 01:51:29,326 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2020-10-15 01:51:29,327 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2020-10-15 01:51:29,327 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2020-10-15 01:51:29,327 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,327 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:51:29,327 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,328 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-15 01:51:29,328 INFO L268 CegarLoopResult]: For program point L800-1(lines 789 805) no Hoare annotation was computed. [2020-10-15 01:51:29,328 INFO L268 CegarLoopResult]: For program point L796(lines 796 802) no Hoare annotation was computed. [2020-10-15 01:51:29,328 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 789 805) no Hoare annotation was computed. [2020-10-15 01:51:29,328 INFO L264 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-15 01:51:29,328 INFO L268 CegarLoopResult]: For program point L794-1(line 794) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 789 805) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-15 01:51:29,329 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 521 529) the Hoare annotation is: true [2020-10-15 01:51:29,329 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 870 888) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L268 CegarLoopResult]: For program point L879(lines 879 883) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L271 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: true [2020-10-15 01:51:29,329 INFO L268 CegarLoopResult]: For program point L879-2(lines 879 883) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L268 CegarLoopResult]: For program point L877-1(line 877) no Hoare annotation was computed. [2020-10-15 01:51:29,329 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 870 888) the Hoare annotation is: true [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 870 888) no Hoare annotation was computed. [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2020-10-15 01:51:29,330 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0 .cse1))) [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2020-10-15 01:51:29,330 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2020-10-15 01:51:29,330 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2))) [2020-10-15 01:51:29,331 INFO L268 CegarLoopResult]: For program point L701(lines 700 719) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-10-15 01:51:29,331 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse0 .cse1) (or (and .cse2 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-15 01:51:29,331 INFO L264 CegarLoopResult]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (let ((.cse0 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and (= ~pumpRunning~0 0) .cse0) (not (<= 2 |old(~waterLevel~0)|)) (and .cse1 .cse0) .cse2)) (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse3 .cse1) (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) .cse2 (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-15 01:51:29,331 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 556 585) no Hoare annotation was computed. [2020-10-15 01:51:29,331 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 556 585) the Hoare annotation is: true [2020-10-15 01:51:29,332 INFO L268 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2020-10-15 01:51:29,332 INFO L271 CegarLoopResult]: At program point L570-1(lines 570 574) the Hoare annotation is: true [2020-10-15 01:51:29,332 INFO L268 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-15 01:51:29,332 INFO L271 CegarLoopResult]: At program point L566-2(lines 566 580) the Hoare annotation is: true [2020-10-15 01:51:29,332 INFO L271 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: true [2020-10-15 01:51:29,332 INFO L268 CegarLoopResult]: For program point L562-1(line 562) no Hoare annotation was computed. [2020-10-15 01:51:29,332 INFO L271 CegarLoopResult]: At program point L581(lines 556 585) the Hoare annotation is: true [2020-10-15 01:51:29,332 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-10-15 01:51:29,332 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2020-10-15 01:51:29,333 INFO L268 CegarLoopResult]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2020-10-15 01:51:29,333 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 611 617) no Hoare annotation was computed. [2020-10-15 01:51:29,333 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 611 617) the Hoare annotation is: true [2020-10-15 01:51:29,333 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,333 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-15 01:51:29,333 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:51:29,333 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:51:29,333 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 908 915) no Hoare annotation was computed. [2020-10-15 01:51:29,333 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 908 915) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= 1 ~systemActive~0))) (and (or .cse0 (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:51:29,334 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 908 915) no Hoare annotation was computed. [2020-10-15 01:51:29,334 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-10-15 01:51:29,334 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:51:29,334 INFO L264 CegarLoopResult]: At program point L735(line 735) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:51:29,334 INFO L268 CegarLoopResult]: For program point L735-1(line 735) no Hoare annotation was computed. [2020-10-15 01:51:29,334 INFO L268 CegarLoopResult]: For program point L733(lines 733 750) no Hoare annotation was computed. [2020-10-15 01:51:29,334 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2020-10-15 01:51:29,334 INFO L264 CegarLoopResult]: At program point L748(line 748) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-15 01:51:29,334 INFO L268 CegarLoopResult]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2020-10-15 01:51:29,335 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~5 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:51:29,335 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:51:29,335 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2020-10-15 01:51:29,335 INFO L268 CegarLoopResult]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2020-10-15 01:51:29,335 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-15 01:51:29,335 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 435 442) no Hoare annotation was computed. [2020-10-15 01:51:29,335 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-10-15 01:51:29,336 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 435 442) the Hoare annotation is: true [2020-10-15 01:51:29,336 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 435 442) no Hoare annotation was computed. [2020-10-15 01:51:29,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:51:29 BoogieIcfgContainer [2020-10-15 01:51:29,353 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:51:29,355 INFO L168 Benchmark]: Toolchain (without parser) took 99506.69 ms. Allocated memory was 148.4 MB in the beginning and 1.1 GB in the end (delta: 908.1 MB). Free memory was 102.1 MB in the beginning and 776.0 MB in the end (delta: -673.9 MB). Peak memory consumption was 922.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:51:29,356 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.2 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-15 01:51:29,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.50 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 101.6 MB in the beginning and 172.4 MB in the end (delta: -70.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:51:29,357 INFO L168 Benchmark]: Boogie Preprocessor took 121.47 ms. Allocated memory is still 205.0 MB. Free memory was 172.4 MB in the beginning and 167.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:51:29,358 INFO L168 Benchmark]: RCFGBuilder took 1175.82 ms. Allocated memory was 205.0 MB in the beginning and 233.3 MB in the end (delta: 28.3 MB). Free memory was 167.7 MB in the beginning and 186.2 MB in the end (delta: -18.5 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:51:29,358 INFO L168 Benchmark]: TraceAbstraction took 97530.15 ms. Allocated memory was 233.3 MB in the beginning and 1.1 GB in the end (delta: 823.1 MB). Free memory was 186.2 MB in the beginning and 776.0 MB in the end (delta: -589.7 MB). Peak memory consumption was 921.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:51:29,361 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 121.6 MB in the beginning and 121.2 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.50 ms. Allocated memory was 148.4 MB in the beginning and 205.0 MB in the end (delta: 56.6 MB). Free memory was 101.6 MB in the beginning and 172.4 MB in the end (delta: -70.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.47 ms. Allocated memory is still 205.0 MB. Free memory was 172.4 MB in the beginning and 167.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1175.82 ms. Allocated memory was 205.0 MB in the beginning and 233.3 MB in the end (delta: 28.3 MB). Free memory was 167.7 MB in the beginning and 186.2 MB in the end (delta: -18.5 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 97530.15 ms. Allocated memory was 233.3 MB in the beginning and 1.1 GB in the end (delta: 823.1 MB). Free memory was 186.2 MB in the beginning and 776.0 MB in the end (delta: -589.7 MB). Peak memory consumption was 921.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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: 926]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) || ((1 == systemActive && splverifierCounter <= 3) && 2 <= waterLevel)) || (((waterLevel == 1 && 1 == systemActive) && splverifierCounter <= 3) && pumpRunning == 0) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 82.2s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 43.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1512 SDtfs, 4857 SDslu, 2243 SDs, 0 SdLazy, 12766 SolverSat, 3491 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 617 GetRequests, 412 SyntacticMatches, 4 SemanticMatches, 201 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1333 ImplicationChecksByTransitivity, 18.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=896occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 830 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 2302 PreInvPairs, 2426 NumberOfFragments, 1266 HoareAnnotationTreeSize, 2302 FomulaSimplifications, 1534980 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 66 FomulaSimplificationsInter, 34912 FormulaSimplificationTreeSizeReductionInter, 11.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 36.8s InterpolantComputationTime, 1127 NumberOfCodeBlocks, 1127 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1118 ConstructedInterpolants, 0 QuantifiedInterpolants, 483732 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 212/251 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...