/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 18:03:10,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 18:03:10,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 18:03:10,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 18:03:10,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 18:03:10,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 18:03:10,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 18:03:10,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 18:03:10,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 18:03:10,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 18:03:10,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 18:03:10,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 18:03:10,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 18:03:10,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 18:03:10,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 18:03:10,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 18:03:10,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 18:03:10,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 18:03:10,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 18:03:10,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 18:03:10,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 18:03:10,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 18:03:10,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 18:03:10,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 18:03:10,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 18:03:10,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 18:03:10,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 18:03:10,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 18:03:10,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 18:03:10,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 18:03:10,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 18:03:10,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 18:03:10,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 18:03:10,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 18:03:10,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 18:03:10,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 18:03:10,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 18:03:10,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 18:03:10,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 18:03:10,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 18:03:10,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 18:03:10,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-12 18:03:10,640 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 18:03:10,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 18:03:10,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 18:03:10,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 18:03:10,642 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 18:03:10,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 18:03:10,643 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 18:03:10,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 18:03:10,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 18:03:10,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 18:03:10,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 18:03:10,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 18:03:10,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 18:03:10,644 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 18:03:10,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 18:03:10,645 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 18:03:10,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 18:03:10,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 18:03:10,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 18:03:10,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 18:03:10,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 18:03:10,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:03:10,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 18:03:10,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 18:03:10,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 18:03:10,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 18:03:10,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 18:03:10,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 18:03:10,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 18:03:10,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 18:03:10,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 18:03:10,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 18:03:10,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 18:03:10,949 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 18:03:10,950 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 18:03:10,950 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2020-10-12 18:03:11,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5ec2073e/7b47bdbe81a147578ba1882eca105f16/FLAG87520dc6e [2020-10-12 18:03:11,513 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 18:03:11,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2020-10-12 18:03:11,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5ec2073e/7b47bdbe81a147578ba1882eca105f16/FLAG87520dc6e [2020-10-12 18:03:11,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d5ec2073e/7b47bdbe81a147578ba1882eca105f16 [2020-10-12 18:03:11,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 18:03:11,859 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 18:03:11,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 18:03:11,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 18:03:11,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 18:03:11,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:03:11" (1/1) ... [2020-10-12 18:03:11,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3210105d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:11, skipping insertion in model container [2020-10-12 18:03:11,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:03:11" (1/1) ... [2020-10-12 18:03:11,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 18:03:11,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 18:03:12,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:03:12,400 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 18:03:12,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 18:03:12,517 INFO L208 MainTranslator]: Completed translation [2020-10-12 18:03:12,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12 WrapperNode [2020-10-12 18:03:12,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 18:03:12,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 18:03:12,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 18:03:12,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 18:03:12,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... [2020-10-12 18:03:12,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 18:03:12,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 18:03:12,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 18:03:12,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 18:03:12,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 18:03:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 18:03:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 18:03:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 18:03:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 18:03:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 18:03:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 18:03:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 18:03:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 18:03:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 18:03:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:03:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 18:03:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 18:03:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 18:03:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 18:03:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 18:03:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 18:03:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 18:03:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 18:03:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 18:03:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 18:03:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 18:03:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 18:03:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 18:03:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 18:03:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 18:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 18:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-12 18:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-12 18:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 18:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-12 18:03:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:03:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 18:03:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 18:03:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 18:03:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 18:03:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 18:03:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 18:03:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-12 18:03:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-12 18:03:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-12 18:03:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 18:03:12,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 18:03:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 18:03:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 18:03:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 18:03:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 18:03:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 18:03:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 18:03:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 18:03:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 18:03:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 18:03:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 18:03:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-12 18:03:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 18:03:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 18:03:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 18:03:12,748 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 18:03:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 18:03:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 18:03:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 18:03:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 18:03:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 18:03:12,749 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-12 18:03:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 18:03:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 18:03:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 18:03:13,848 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 18:03:13,848 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 18:03:13,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:03:13 BoogieIcfgContainer [2020-10-12 18:03:13,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 18:03:13,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 18:03:13,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 18:03:13,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 18:03:13,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:03:11" (1/3) ... [2020-10-12 18:03:13,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65794b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:03:13, skipping insertion in model container [2020-10-12 18:03:13,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:03:12" (2/3) ... [2020-10-12 18:03:13,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65794b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:03:13, skipping insertion in model container [2020-10-12 18:03:13,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:03:13" (3/3) ... [2020-10-12 18:03:13,863 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product50.cil.c [2020-10-12 18:03:13,873 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 18:03:13,882 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 18:03:13,897 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 18:03:13,922 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 18:03:13,923 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 18:03:13,923 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 18:03:13,923 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 18:03:13,923 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 18:03:13,923 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 18:03:13,924 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 18:03:13,924 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 18:03:13,948 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2020-10-12 18:03:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-12 18:03:13,958 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:13,960 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] [2020-10-12 18:03:13,960 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:13,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:13,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1488722281, now seen corresponding path program 1 times [2020-10-12 18:03:13,976 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:13,977 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2037003805] [2020-10-12 18:03:13,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:14,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:14,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:15,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:15,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:16,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:17,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:17,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-12 18:03:17,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 18:03:17,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3690 [2020-10-12 18:03:17,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:17,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-12 18:03:17,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:17,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-12 18:03:17,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 18:03:18,340 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:18,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:18,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-12 18:03:18,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:18,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:18,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:18,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:18,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:18,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:18,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:18,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:18,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:18,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:18,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:18,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:18,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:18,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:18,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:18,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:18,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:03:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:18,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:18,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 18:03:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:18,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:18,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:18,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:18,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:18,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:18,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:18,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:18,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:18,547 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2037003805] [2020-10-12 18:03:18,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:18,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 18:03:18,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874133477] [2020-10-12 18:03:18,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 18:03:18,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:18,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 18:03:18,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-12 18:03:18,573 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 7 states. [2020-10-12 18:03:19,044 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:20,157 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:20,506 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:20,918 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:21,563 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:21,851 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:23,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:23,052 INFO L93 Difference]: Finished difference Result 398 states and 545 transitions. [2020-10-12 18:03:23,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-12 18:03:23,055 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-12 18:03:23,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:23,072 INFO L225 Difference]: With dead ends: 398 [2020-10-12 18:03:23,073 INFO L226 Difference]: Without dead ends: 244 [2020-10-12 18:03:23,078 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:03:23,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-12 18:03:23,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 210. [2020-10-12 18:03:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-12 18:03:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 262 transitions. [2020-10-12 18:03:23,210 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 262 transitions. Word has length 46 [2020-10-12 18:03:23,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:23,211 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 262 transitions. [2020-10-12 18:03:23,211 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 18:03:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 262 transitions. [2020-10-12 18:03:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-12 18:03:23,226 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:23,226 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] [2020-10-12 18:03:23,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 18:03:23,227 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:23,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:23,227 INFO L82 PathProgramCache]: Analyzing trace with hash 699532662, now seen corresponding path program 1 times [2020-10-12 18:03:23,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:23,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [107241785] [2020-10-12 18:03:23,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:23,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:23,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:23,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:23,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:27,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:27,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-12 18:03:28,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:03:28,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-12 18:03:28,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 18:03:28,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:28,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 123 [2020-10-12 18:03:28,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:28,598 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:28,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:28,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-12 18:03:28,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:28,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:28,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:28,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:28,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:28,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:28,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:28,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:28,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:28,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:28,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:28,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:28,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:28,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:28,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:28,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:03:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:03:28,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 18:03:28,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:03:28,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:03:28,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:28,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:03:28,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:28,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:28,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:28,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:28,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:28,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 18:03:28,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 18:03:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:28,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:28,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-12 18:03:28,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:28,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-12 18:03:28,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:28,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:28,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 18:03:28,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:28,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-12 18:03:28,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:03:28,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:28,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:03:28,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 18:03:28,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:28,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:28,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:28,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:28,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:28,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:28,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:28,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:28,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:28,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:28,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:28,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:29,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:29,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:29,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-12 18:03:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:29,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:29,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:29,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:29,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:29,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:29,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:29,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:29,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:29,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:29,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:29,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 18:03:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:29,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:29,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:29,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:29,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:29,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:29,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:29,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:29,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:29,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:29,054 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-12 18:03:29,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [107241785] [2020-10-12 18:03:29,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:03:29,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-12 18:03:29,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562621953] [2020-10-12 18:03:29,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-12 18:03:29,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:29,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-12 18:03:29,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-10-12 18:03:29,058 INFO L87 Difference]: Start difference. First operand 210 states and 262 transitions. Second operand 14 states. [2020-10-12 18:03:29,694 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:30,449 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:30,756 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:31,024 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:31,449 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:31,758 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:32,013 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 18:03:32,351 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:32,648 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 18:03:33,080 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:33,353 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:03:33,659 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:33,943 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:35,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:35,111 INFO L93 Difference]: Finished difference Result 627 states and 910 transitions. [2020-10-12 18:03:35,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-12 18:03:35,112 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 94 [2020-10-12 18:03:35,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:35,119 INFO L225 Difference]: With dead ends: 627 [2020-10-12 18:03:35,120 INFO L226 Difference]: Without dead ends: 441 [2020-10-12 18:03:35,123 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2020-10-12 18:03:35,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2020-10-12 18:03:35,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 352. [2020-10-12 18:03:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 352 states. [2020-10-12 18:03:35,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 445 transitions. [2020-10-12 18:03:35,217 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 445 transitions. Word has length 94 [2020-10-12 18:03:35,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:35,218 INFO L479 AbstractCegarLoop]: Abstraction has 352 states and 445 transitions. [2020-10-12 18:03:35,218 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-12 18:03:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 445 transitions. [2020-10-12 18:03:35,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-12 18:03:35,221 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:35,222 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] [2020-10-12 18:03:35,222 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 18:03:35,222 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:35,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:35,222 INFO L82 PathProgramCache]: Analyzing trace with hash -788473971, now seen corresponding path program 1 times [2020-10-12 18:03:35,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:35,223 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029666294] [2020-10-12 18:03:35,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:35,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:35,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:36,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-12 18:03:40,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:03:40,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-12 18:03:40,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 18:03:40,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:40,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-12 18:03:40,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,585 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:40,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:40,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-12 18:03:40,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:40,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:40,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:40,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:40,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:40,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:40,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:40,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:40,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:40,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:40,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:03:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:40,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:03:40,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:40,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:03:40,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:03:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:03:40,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 18:03:40,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:40,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:40,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:03:40,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:03:40,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 18:03:40,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:03:40,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:40,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:40,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:40,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:40,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:40,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-12 18:03:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:40,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:40,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 18:03:40,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:40,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 18:03:40,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:40,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:40,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:40,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:40,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 18:03:40,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:40,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:03:40,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:40,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:40,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:40,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:40,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:40,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 18:03:40,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:40,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 18:03:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:41,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:03:41,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:03:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:41,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:41,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:41,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:41,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:41,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:41,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 18:03:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:41,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:41,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:41,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:41,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:41,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-12 18:03:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:41,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:41,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:41,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:41,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:41,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:41,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:41,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:41,107 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-12 18:03:41,108 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029666294] [2020-10-12 18:03:41,108 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:03:41,108 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-12 18:03:41,108 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128876691] [2020-10-12 18:03:41,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-12 18:03:41,109 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:41,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-12 18:03:41,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-12 18:03:41,110 INFO L87 Difference]: Start difference. First operand 352 states and 445 transitions. Second operand 14 states. [2020-10-12 18:03:41,979 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:42,687 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:43,175 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:43,500 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:43,749 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:45,197 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:45,618 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 186 [2020-10-12 18:03:45,949 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:46,190 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:03:46,781 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 187 [2020-10-12 18:03:47,776 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:03:48,348 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:03:48,843 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:03:51,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:51,088 INFO L93 Difference]: Finished difference Result 1342 states and 2030 transitions. [2020-10-12 18:03:51,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-12 18:03:51,089 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 103 [2020-10-12 18:03:51,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:03:51,100 INFO L225 Difference]: With dead ends: 1342 [2020-10-12 18:03:51,100 INFO L226 Difference]: Without dead ends: 983 [2020-10-12 18:03:51,104 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 416 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=323, Invalid=1399, Unknown=0, NotChecked=0, Total=1722 [2020-10-12 18:03:51,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 983 states. [2020-10-12 18:03:51,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 983 to 839. [2020-10-12 18:03:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 839 states. [2020-10-12 18:03:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 839 states and 1075 transitions. [2020-10-12 18:03:51,292 INFO L78 Accepts]: Start accepts. Automaton has 839 states and 1075 transitions. Word has length 103 [2020-10-12 18:03:51,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:03:51,292 INFO L479 AbstractCegarLoop]: Abstraction has 839 states and 1075 transitions. [2020-10-12 18:03:51,293 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-12 18:03:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1075 transitions. [2020-10-12 18:03:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-12 18:03:51,294 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:03:51,294 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:03:51,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 18:03:51,295 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:03:51,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:03:51,295 INFO L82 PathProgramCache]: Analyzing trace with hash 728997157, now seen corresponding path program 1 times [2020-10-12 18:03:51,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:03:51,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1970974915] [2020-10-12 18:03:51,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:03:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:51,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-12 18:03:52,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:52,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1325 [2020-10-12 18:03:52,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-12 18:03:52,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:52,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-12 18:03:52,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,918 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:03:52,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:03:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:52,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-12 18:03:52,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:03:52,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:52,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:03:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:52,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:52,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:52,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:52,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:52,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:52,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:52,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:03:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:53,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:53,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:53,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:03:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:53,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:03:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:03:53,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:53,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:03:53,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:03:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:03:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:03:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:03:53,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 18:03:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:03:53,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:03:53,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 18:03:53,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:03:53,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 18:03:53,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:03:53,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:53,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:03:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:03:53,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:03:53,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:03:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:03:53,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:03:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-12 18:03:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:03:53,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:03:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:03:53,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:03:53,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-12 18:03:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:03:53,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:03:53,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:03:53,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:03:53,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:03:53,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:03:53,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:03:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:03:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:03:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:03:53,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:03:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 18:03:53,166 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1970974915] [2020-10-12 18:03:53,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 18:03:53,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 18:03:53,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354348704] [2020-10-12 18:03:53,167 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 18:03:53,168 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:03:53,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 18:03:53,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-12 18:03:53,168 INFO L87 Difference]: Start difference. First operand 839 states and 1075 transitions. Second operand 11 states. [2020-10-12 18:03:53,723 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:54,284 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:54,667 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:55,004 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:55,289 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:55,528 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:03:56,425 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:03:57,401 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 187 [2020-10-12 18:03:57,999 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-10-12 18:03:59,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:03:59,999 INFO L93 Difference]: Finished difference Result 1781 states and 2494 transitions. [2020-10-12 18:04:00,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-12 18:04:00,000 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 84 [2020-10-12 18:04:00,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:00,018 INFO L225 Difference]: With dead ends: 1781 [2020-10-12 18:04:00,018 INFO L226 Difference]: Without dead ends: 1025 [2020-10-12 18:04:00,025 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=175, Invalid=527, Unknown=0, NotChecked=0, Total=702 [2020-10-12 18:04:00,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2020-10-12 18:04:00,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 893. [2020-10-12 18:04:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 893 states. [2020-10-12 18:04:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1153 transitions. [2020-10-12 18:04:00,229 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1153 transitions. Word has length 84 [2020-10-12 18:04:00,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:00,231 INFO L479 AbstractCegarLoop]: Abstraction has 893 states and 1153 transitions. [2020-10-12 18:04:00,231 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 18:04:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1153 transitions. [2020-10-12 18:04:00,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-12 18:04:00,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:00,234 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2020-10-12 18:04:00,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 18:04:00,234 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:00,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:00,235 INFO L82 PathProgramCache]: Analyzing trace with hash 664101769, now seen corresponding path program 1 times [2020-10-12 18:04:00,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:00,236 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1067432451] [2020-10-12 18:04:00,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:00,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:00,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:00,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:00,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:01,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:01,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:01,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:02,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-12 18:04:05,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-12 18:04:05,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 18:04:05,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-12 18:04:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:05,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-12 18:04:05,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,555 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:05,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 18:04:05,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:05,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:05,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:05,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:05,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:05,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:05,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:05,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:05,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:05,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:05,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:05,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:05,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:05,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:05,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:05,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:05,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 18:04:05,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:04:05,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:05,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-12 18:04:05,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:05,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:05,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:05,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:05,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-12 18:04:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:05,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:05,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-12 18:04:05,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:05,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 18:04:05,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:05,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:05,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 18:04:05,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:05,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:05,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:05,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:05,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:05,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:05,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:05,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:05,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 18:04:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:05,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:05,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:05,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:05,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:05,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-12 18:04:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:05,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:05,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:05,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:05,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-12 18:04:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:05,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:05,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:05,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:05,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-12 18:04:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:05,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:05,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:05,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:05,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:05,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:05,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:05,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:05,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:05,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:05,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-12 18:04:05,947 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1067432451] [2020-10-12 18:04:05,947 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:05,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-12 18:04:05,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328532700] [2020-10-12 18:04:05,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-12 18:04:05,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:05,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-12 18:04:05,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2020-10-12 18:04:05,949 INFO L87 Difference]: Start difference. First operand 893 states and 1153 transitions. Second operand 15 states. [2020-10-12 18:04:06,494 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:07,070 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:07,517 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:07,815 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:08,065 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:08,388 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:08,763 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:08,999 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:09,910 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:10,176 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:10,455 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:10,696 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-12 18:04:11,398 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:15,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:15,798 INFO L93 Difference]: Finished difference Result 2483 states and 3749 transitions. [2020-10-12 18:04:15,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-12 18:04:15,799 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 126 [2020-10-12 18:04:15,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:15,813 INFO L225 Difference]: With dead ends: 2483 [2020-10-12 18:04:15,814 INFO L226 Difference]: Without dead ends: 1650 [2020-10-12 18:04:15,820 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=502, Invalid=1660, Unknown=0, NotChecked=0, Total=2162 [2020-10-12 18:04:15,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1650 states. [2020-10-12 18:04:16,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1650 to 1148. [2020-10-12 18:04:16,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2020-10-12 18:04:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1516 transitions. [2020-10-12 18:04:16,053 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1516 transitions. Word has length 126 [2020-10-12 18:04:16,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:16,053 INFO L479 AbstractCegarLoop]: Abstraction has 1148 states and 1516 transitions. [2020-10-12 18:04:16,053 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-12 18:04:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1516 transitions. [2020-10-12 18:04:16,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-10-12 18:04:16,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:16,060 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 18:04:16,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-12 18:04:16,061 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:16,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:16,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1840774081, now seen corresponding path program 2 times [2020-10-12 18:04:16,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:16,063 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [994156352] [2020-10-12 18:04:16,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:16,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:16,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:16,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:16,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:16,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:16,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:17,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:17,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-12 18:04:17,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 18:04:17,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1750 [2020-10-12 18:04:17,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 18:04:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:17,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-12 18:04:17,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:18,147 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:18,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-12 18:04:18,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:18,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:18,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:18,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 18:04:18,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:18,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:18,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:18,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:18,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:18,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:18,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:18,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:18,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:18,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:18,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 18:04:18,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-12 18:04:18,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:18,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:18,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 18:04:18,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:18,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:18,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:18,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:18,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:18,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 18:04:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:18,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:18,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:18,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:18,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-12 18:04:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 18:04:18,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:18,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-12 18:04:18,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 18:04:18,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:18,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:18,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:18,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:18,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:18,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:18,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:18,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 18:04:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-12 18:04:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:18,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 18:04:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:18,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:18,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:18,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:18,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:18,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 18:04:18,556 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [994156352] [2020-10-12 18:04:18,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:18,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-12 18:04:18,557 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104202742] [2020-10-12 18:04:18,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-12 18:04:18,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:18,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-12 18:04:18,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-12 18:04:18,560 INFO L87 Difference]: Start difference. First operand 1148 states and 1516 transitions. Second operand 9 states. [2020-10-12 18:04:19,059 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:20,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:20,685 INFO L93 Difference]: Finished difference Result 2316 states and 3177 transitions. [2020-10-12 18:04:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-12 18:04:20,686 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 130 [2020-10-12 18:04:20,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:20,696 INFO L225 Difference]: With dead ends: 2316 [2020-10-12 18:04:20,696 INFO L226 Difference]: Without dead ends: 1192 [2020-10-12 18:04:20,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-12 18:04:20,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1192 states. [2020-10-12 18:04:20,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1192 to 1059. [2020-10-12 18:04:20,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1059 states. [2020-10-12 18:04:20,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1374 transitions. [2020-10-12 18:04:20,868 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1374 transitions. Word has length 130 [2020-10-12 18:04:20,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:20,869 INFO L479 AbstractCegarLoop]: Abstraction has 1059 states and 1374 transitions. [2020-10-12 18:04:20,869 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-12 18:04:20,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1374 transitions. [2020-10-12 18:04:20,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-12 18:04:20,873 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:20,873 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-12 18:04:20,874 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-12 18:04:20,874 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:20,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:20,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1316723514, now seen corresponding path program 1 times [2020-10-12 18:04:20,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:20,875 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [289001827] [2020-10-12 18:04:20,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:20,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:20,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:21,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:22,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:25,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:25,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:25,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-12 18:04:25,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 18:04:25,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-12 18:04:25,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-12 18:04:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:25,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-12 18:04:25,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:26,274 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:26,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-12 18:04:26,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 18:04:26,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:26,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:26,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 18:04:26,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:26,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:26,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:26,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:26,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:26,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:26,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 18:04:26,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:26,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-12 18:04:26,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:26,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 18:04:26,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-12 18:04:26,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:26,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:26,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:26,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:26,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:26,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:26,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:26,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:26,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:26,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 18:04:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:26,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 18:04:26,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:26,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:26,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:26,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:26,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:26,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 18:04:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 18:04:26,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 18:04:26,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-12 18:04:26,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 18:04:26,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:26,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 18:04:26,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 18:04:26,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:26,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 18:04:26,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 18:04:26,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:26,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 18:04:26,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 18:04:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-12 18:04:26,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:26,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:26,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:26,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 18:04:26,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:26,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:26,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:26,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:26,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:26,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:26,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:26,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:26,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 18:04:26,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:26,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 18:04:26,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:27,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:27,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:27,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 18:04:27,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:27,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:04:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:27,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:27,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 18:04:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:27,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-12 18:04:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:27,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 18:04:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:27,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 18:04:27,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 18:04:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:27,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:27,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:27,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:27,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:27,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:27,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:27,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-12 18:04:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:27,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-12 18:04:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:27,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:27,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:27,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:27,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:27,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:27,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:27,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:27,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:27,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:27,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 23 proven. 23 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-12 18:04:27,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [289001827] [2020-10-12 18:04:27,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:27,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-12 18:04:27,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025202378] [2020-10-12 18:04:27,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-12 18:04:27,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:27,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-12 18:04:27,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2020-10-12 18:04:27,180 INFO L87 Difference]: Start difference. First operand 1059 states and 1374 transitions. Second operand 17 states. [2020-10-12 18:04:27,833 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 186 [2020-10-12 18:04:28,457 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-12 18:04:30,130 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:04:30,604 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-12 18:04:31,092 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-10-12 18:04:31,925 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 186 [2020-10-12 18:04:32,461 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-10-12 18:04:34,285 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:35,137 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:35,400 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:35,651 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-12 18:04:37,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:37,754 INFO L93 Difference]: Finished difference Result 2882 states and 4148 transitions. [2020-10-12 18:04:37,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-12 18:04:37,755 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 187 [2020-10-12 18:04:37,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:37,768 INFO L225 Difference]: With dead ends: 2882 [2020-10-12 18:04:37,768 INFO L226 Difference]: Without dead ends: 1783 [2020-10-12 18:04:37,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 73 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 798 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=542, Invalid=2320, Unknown=0, NotChecked=0, Total=2862 [2020-10-12 18:04:37,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1783 states. [2020-10-12 18:04:38,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1783 to 1450. [2020-10-12 18:04:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2020-10-12 18:04:38,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 1804 transitions. [2020-10-12 18:04:38,121 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 1804 transitions. Word has length 187 [2020-10-12 18:04:38,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:38,122 INFO L479 AbstractCegarLoop]: Abstraction has 1450 states and 1804 transitions. [2020-10-12 18:04:38,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-12 18:04:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1804 transitions. [2020-10-12 18:04:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-12 18:04:38,126 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 18:04:38,126 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] [2020-10-12 18:04:38,126 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-12 18:04:38,127 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 18:04:38,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 18:04:38,127 INFO L82 PathProgramCache]: Analyzing trace with hash 1185901215, now seen corresponding path program 1 times [2020-10-12 18:04:38,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 18:04:38,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [183554033] [2020-10-12 18:04:38,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 18:04:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 268 [2020-10-12 18:04:38,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 378 [2020-10-12 18:04:38,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:38,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-12 18:04:38,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:38,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:38,774 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:38,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 18:04:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:38,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 18:04:38,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:38,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 18:04:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:38,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 18:04:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:38,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 18:04:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:38,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-12 18:04:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:38,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:38,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 18:04:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-12 18:04:38,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 18:04:38,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-12 18:04:38,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:38,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-12 18:04:38,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:38,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-12 18:04:38,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:38,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 18:04:38,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-12 18:04:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:38,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 18:04:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:38,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:38,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:38,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 18:04:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-12 18:04:38,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 18:04:38,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:38,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-12 18:04:38,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:38,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:38,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:38,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:38,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:38,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:38,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 18:04:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:38,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:38,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:38,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:38,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:38,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 18:04:38,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:38,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 18:04:38,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-12 18:04:38,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 18:04:38,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:39,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 18:04:39,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 18:04:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 18:04:39,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:39,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-12 18:04:39,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:39,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:39,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 18:04:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 18:04:39,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-12 18:04:39,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 18:04:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-12 18:04:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-12 18:04:39,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 18:04:39,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 18:04:39,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 18:04:39,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 18:04:39,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 18:04:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:39,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 18:04:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-12 18:04:39,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 18:04:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 18:04:39,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:39,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 18:04:39,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-12 18:04:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 18:04:39,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:39,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 18:04:39,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-12 18:04:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 18:04:39,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 18:04:39,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 18:04:39,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 18:04:39,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 18:04:39,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 18:04:39,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 18:04:39,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 18:04:39,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 18:04:39,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 18:04:39,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 18:04:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-12 18:04:39,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [183554033] [2020-10-12 18:04:39,197 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 18:04:39,198 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-12 18:04:39,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784591356] [2020-10-12 18:04:39,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-12 18:04:39,202 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 18:04:39,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-12 18:04:39,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-12 18:04:39,209 INFO L87 Difference]: Start difference. First operand 1450 states and 1804 transitions. Second operand 10 states. [2020-10-12 18:04:40,751 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:40,973 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 18:04:41,193 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:41,408 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 18:04:41,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 18:04:41,767 INFO L93 Difference]: Finished difference Result 1708 states and 2124 transitions. [2020-10-12 18:04:41,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 18:04:41,767 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 192 [2020-10-12 18:04:41,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 18:04:41,769 INFO L225 Difference]: With dead ends: 1708 [2020-10-12 18:04:41,769 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 18:04:41,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-12 18:04:41,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 18:04:41,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 18:04:41,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 18:04:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 18:04:41,776 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 192 [2020-10-12 18:04:41,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 18:04:41,776 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 18:04:41,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-12 18:04:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 18:04:41,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 18:04:41,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-12 18:04:41,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 18:04:44,493 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 16 [2020-10-12 18:04:44,714 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 17 [2020-10-12 18:04:44,878 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 17 [2020-10-12 18:04:44,997 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 7 [2020-10-12 18:04:45,144 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 16 [2020-10-12 18:04:45,364 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 16 [2020-10-12 18:04:45,523 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 28 [2020-10-12 18:04:45,737 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 28 [2020-10-12 18:04:46,017 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 28 [2020-10-12 18:04:46,576 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 233 [2020-10-12 18:04:48,168 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 249 [2020-10-12 18:04:50,066 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 16 [2020-10-12 18:04:50,219 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 28 [2020-10-12 18:04:50,425 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 28 [2020-10-12 18:04:50,648 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 28 [2020-10-12 18:04:51,187 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 233 [2020-10-12 18:04:52,181 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 16 [2020-10-12 18:04:55,810 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-12 18:04:55,979 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-12 18:04:56,349 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:04:57,288 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 33 [2020-10-12 18:04:57,925 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 35 [2020-10-12 18:04:58,080 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-12 18:04:58,649 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-12 18:04:59,110 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 21 [2020-10-12 18:04:59,391 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-12 18:04:59,592 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-12 18:04:59,976 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:00,355 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-12 18:05:01,169 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 29 [2020-10-12 18:05:01,311 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-12 18:05:01,448 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-12 18:05:01,901 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:02,349 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-10-12 18:05:03,265 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2020-10-12 18:05:03,433 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 18:05:04,041 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 35 [2020-10-12 18:05:04,804 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 24 [2020-10-12 18:05:05,234 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-12 18:05:05,361 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-12 18:05:05,608 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 22 [2020-10-12 18:05:06,502 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 34 [2020-10-12 18:05:06,944 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-12 18:05:07,123 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 22 [2020-10-12 18:05:07,286 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 22 [2020-10-12 18:05:07,546 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-12 18:05:07,946 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:08,399 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:08,746 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:08,881 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-12 18:05:09,229 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:09,425 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 22 [2020-10-12 18:05:09,549 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-12 18:05:09,726 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 19 [2020-10-12 18:05:10,137 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-12 18:05:10,591 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 11 [2020-10-12 18:05:11,472 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2020-10-12 18:05:12,123 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 23 [2020-10-12 18:05:12,549 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 26 [2020-10-12 18:05:12,896 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-12 18:05:12,901 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-12 18:05:12,901 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-12 18:05:12,901 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-12 18:05:12,901 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:05:12,902 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 566 572) the Hoare annotation is: true [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 566 572) no Hoare annotation was computed. [2020-10-12 18:05:12,903 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 573 581) no Hoare annotation was computed. [2020-10-12 18:05:12,904 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 573 581) the Hoare annotation is: true [2020-10-12 18:05:12,904 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 573 581) no Hoare annotation was computed. [2020-10-12 18:05:12,904 INFO L268 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2020-10-12 18:05:12,904 INFO L268 CegarLoopResult]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2020-10-12 18:05:12,904 INFO L271 CegarLoopResult]: At program point L415(line 415) the Hoare annotation is: true [2020-10-12 18:05:12,904 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2020-10-12 18:05:12,904 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-10-12 18:05:12,904 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2020-10-12 18:05:12,905 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))) [2020-10-12 18:05:12,905 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-10-12 18:05:12,905 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))) [2020-10-12 18:05:12,905 INFO L268 CegarLoopResult]: For program point L419-1(line 419) no Hoare annotation was computed. [2020-10-12 18:05:12,905 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,905 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2020-10-12 18:05:12,905 INFO L264 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,906 INFO L264 CegarLoopResult]: At program point L527-1(line 527) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,906 INFO L268 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2020-10-12 18:05:12,906 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2020-10-12 18:05:12,906 INFO L268 CegarLoopResult]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2020-10-12 18:05:12,906 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-12 18:05:12,906 INFO L264 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,906 INFO L264 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,907 INFO L264 CegarLoopResult]: At program point L521-1(line 521) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2020-10-12 18:05:12,907 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 807 815) no Hoare annotation was computed. [2020-10-12 18:05:12,908 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 807 815) the Hoare annotation is: true [2020-10-12 18:05:12,908 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 807 815) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L880(lines 880 884) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L271 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: true [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L880-2(lines 880 884) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 871 889) the Hoare annotation is: true [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 871 889) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 871 889) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L835-2(lines 835 843) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L823(lines 823 831) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L823-2(lines 823 831) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 816 851) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L846-1(line 846) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 816 851) no Hoare annotation was computed. [2020-10-12 18:05:12,909 INFO L268 CegarLoopResult]: For program point L835(lines 835 843) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 816 851) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 559 565) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 559 565) the Hoare annotation is: true [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-12 18:05:12,910 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 796 806) no Hoare annotation was computed. [2020-10-12 18:05:12,911 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 796 806) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 796 806) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 788 795) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:12,912 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 788 795) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 788 795) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L268 CegarLoopResult]: For program point L671(lines 671 677) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 667 680) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 667 680) the Hoare annotation is: true [2020-10-12 18:05:12,912 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 667 680) no Hoare annotation was computed. [2020-10-12 18:05:12,912 INFO L264 CegarLoopResult]: At program point L769(line 769) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-12 18:05:12,913 INFO L264 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= ~waterLevel~0 0)) .cse0 .cse1) (or .cse2 .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (or .cse2 .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:12,913 INFO L268 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2020-10-12 18:05:12,913 INFO L264 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (= ~waterLevel~0 1))) (.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 0)) .cse0 .cse1) (or .cse2 .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-12 18:05:12,913 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-10-12 18:05:12,913 INFO L268 CegarLoopResult]: For program point L759(lines 759 776) no Hoare annotation was computed. [2020-10-12 18:05:12,913 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 755 779) no Hoare annotation was computed. [2020-10-12 18:05:12,913 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 755 779) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:12,914 INFO L264 CegarLoopResult]: At program point L774(line 774) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2) (or (not (= ~waterLevel~0 1)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-12 18:05:12,914 INFO L268 CegarLoopResult]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2020-10-12 18:05:12,914 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2020-10-12 18:05:12,914 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2020-10-12 18:05:12,914 INFO L268 CegarLoopResult]: For program point L929(lines 929 935) no Hoare annotation was computed. [2020-10-12 18:05:12,914 INFO L268 CegarLoopResult]: For program point L929-1(lines 929 935) no Hoare annotation was computed. [2020-10-12 18:05:12,914 INFO L264 CegarLoopResult]: At program point testENTRY(lines 899 964) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-12 18:05:12,914 INFO L264 CegarLoopResult]: At program point L954(lines 909 956) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:12,915 INFO L264 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:12,915 INFO L268 CegarLoopResult]: For program point L919(lines 919 925) no Hoare annotation was computed. [2020-10-12 18:05:12,915 INFO L268 CegarLoopResult]: For program point testFINAL(lines 899 964) no Hoare annotation was computed. [2020-10-12 18:05:12,915 INFO L268 CegarLoopResult]: For program point L919-1(lines 919 925) no Hoare annotation was computed. [2020-10-12 18:05:12,915 INFO L268 CegarLoopResult]: For program point L911(lines 911 915) no Hoare annotation was computed. [2020-10-12 18:05:12,915 INFO L264 CegarLoopResult]: At program point L957(lines 908 958) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (<= ~waterLevel~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (and (= ~waterLevel~0 1) .cse1) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-12 18:05:12,915 INFO L268 CegarLoopResult]: For program point L947(lines 947 951) no Hoare annotation was computed. [2020-10-12 18:05:12,915 INFO L264 CegarLoopResult]: At program point L947-2(lines 939 952) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:12,916 INFO L268 CegarLoopResult]: For program point L910(lines 909 956) no Hoare annotation was computed. [2020-10-12 18:05:12,916 INFO L264 CegarLoopResult]: At program point L941(line 941) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:12,916 INFO L268 CegarLoopResult]: For program point L939(lines 939 952) no Hoare annotation was computed. [2020-10-12 18:05:12,916 INFO L264 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)))) [2020-10-12 18:05:12,916 INFO L268 CegarLoopResult]: For program point testEXIT(lines 899 964) no Hoare annotation was computed. [2020-10-12 18:05:12,916 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:05:12,916 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:05:12,916 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 681 689) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 681 689) the Hoare annotation is: true [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 681 689) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 635 657) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 635 657) no Hoare annotation was computed. [2020-10-12 18:05:12,917 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 635 657) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L643(lines 643 651) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-12 18:05:12,918 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 549 558) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 549 558) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 549 558) no Hoare annotation was computed. [2020-10-12 18:05:12,919 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,920 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#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~string27.base| |old(#t~string27.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.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~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 18:05:12,920 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,920 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 780 787) no Hoare annotation was computed. [2020-10-12 18:05:12,920 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 780 787) no Hoare annotation was computed. [2020-10-12 18:05:12,920 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(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))) [2020-10-12 18:05:12,920 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 658 666) the Hoare annotation is: true [2020-10-12 18:05:12,920 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 658 666) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 658 666) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 852 870) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point L861(lines 861 865) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L271 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: true [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point L861-2(lines 861 865) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point L859-1(line 859) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 852 870) the Hoare annotation is: true [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 852 870) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,921 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,922 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 614 625) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or .cse0 (not (= 2 ~waterLevel~0)) .cse1))) [2020-10-12 18:05:12,922 INFO L268 CegarLoopResult]: For program point L618-1(lines 614 625) no Hoare annotation was computed. [2020-10-12 18:05:12,922 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 614 625) no Hoare annotation was computed. [2020-10-12 18:05:12,922 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and (= 2 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse1 .cse2))) [2020-10-12 18:05:12,922 INFO L268 CegarLoopResult]: For program point L701(lines 700 719) no Hoare annotation was computed. [2020-10-12 18:05:12,922 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 2)) .cse0 (and (= 2 ~waterLevel~0) .cse1)) (or .cse2 .cse0 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:12,922 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2020-10-12 18:05:12,922 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2020-10-12 18:05:12,923 INFO L264 CegarLoopResult]: At program point L710(line 710) the Hoare annotation is: (let ((.cse6 (= 1 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse3 (and (= 2 ~waterLevel~0) .cse6 .cse5 (= ~pumpRunning~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not .cse6)) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse3 .cse4 .cse1 .cse2) (or (and (= ~waterLevel~0 1) .cse5) .cse3 .cse4 .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2020-10-12 18:05:12,923 INFO L264 CegarLoopResult]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 0))) (or .cse3 .cse1 (<= 2 ~waterLevel~0) .cse2) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (or (= 2 ~waterLevel~0) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) .cse3 .cse1))) [2020-10-12 18:05:12,923 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-12 18:05:12,923 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2020-10-12 18:05:12,923 INFO L264 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (let ((.cse1 (and (= ~waterLevel~0 1) .cse0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= 2 ~waterLevel~0) (and .cse0 (<= ~waterLevel~0 0) (or (= ~waterLevel~0 0) (= |isLowWaterSensorDry_#res| 0))) .cse1 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse3 .cse1 .cse2 .cse4 (not (<= |old(~waterLevel~0)| 0))) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-12 18:05:12,923 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 2)) .cse0 (and (= 2 ~waterLevel~0) .cse1)) (or .cse2 .cse0 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:12,924 INFO L264 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1)) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 2)) .cse0 (and (= 2 ~waterLevel~0) .cse1)) (or .cse2 .cse0 .cse3 (not (<= |old(~waterLevel~0)| 0))) (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3)))) [2020-10-12 18:05:12,924 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-10-12 18:05:12,924 INFO L271 CegarLoopResult]: At program point L462(lines 437 466) the Hoare annotation is: true [2020-10-12 18:05:12,924 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-12 18:05:12,924 INFO L268 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2020-10-12 18:05:12,924 INFO L264 CegarLoopResult]: At program point L451-1(lines 451 455) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (let ((.cse1 (and (= ~waterLevel~0 1) .cse0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= 2 ~waterLevel~0) (and .cse0 (<= ~waterLevel~0 0) (or (= ~waterLevel~0 0) (= |isLowWaterSensorDry_#res| 0))) .cse1 (not (= |old(~waterLevel~0)| 2)) .cse2) (or .cse3 .cse1 .cse2 .cse4 (not (<= |old(~waterLevel~0)| 0))) (or .cse3 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2020-10-12 18:05:12,924 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 626 634) no Hoare annotation was computed. [2020-10-12 18:05:12,924 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 626 634) no Hoare annotation was computed. [2020-10-12 18:05:12,925 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 626 634) no Hoare annotation was computed. [2020-10-12 18:05:12,925 INFO L268 CegarLoopResult]: For program point L594-1(lines 590 601) no Hoare annotation was computed. [2020-10-12 18:05:12,925 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 590 601) the Hoare annotation is: (or (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) [2020-10-12 18:05:12,925 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 590 601) no Hoare annotation was computed. [2020-10-12 18:05:12,925 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2020-10-12 18:05:12,925 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2020-10-12 18:05:12,925 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,925 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-12 18:05:12,926 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 18:05:12,926 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 18:05:12,926 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 890 897) no Hoare annotation was computed. [2020-10-12 18:05:12,926 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 890 897) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 (= |old(~systemActive~0)| ~systemActive~0) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0))) (or .cse0 (= 1 ~systemActive~0) (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:12,926 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 890 897) no Hoare annotation was computed. [2020-10-12 18:05:12,926 INFO L268 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2020-10-12 18:05:12,926 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-12 18:05:12,926 INFO L264 CegarLoopResult]: At program point L735(line 735) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-12 18:05:12,927 INFO L268 CegarLoopResult]: For program point L735-1(line 735) no Hoare annotation was computed. [2020-10-12 18:05:12,927 INFO L268 CegarLoopResult]: For program point L733(lines 733 750) no Hoare annotation was computed. [2020-10-12 18:05:12,927 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2020-10-12 18:05:12,927 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 (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:12,927 INFO L268 CegarLoopResult]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2020-10-12 18:05:12,927 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~5 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-12 18:05:12,927 INFO L264 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-12 18:05:12,927 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 602 613) no Hoare annotation was computed. [2020-10-12 18:05:12,928 INFO L268 CegarLoopResult]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2020-10-12 18:05:12,928 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 602 613) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= 2 ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) .cse0) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-12 18:05:12,928 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 539 546) no Hoare annotation was computed. [2020-10-12 18:05:12,928 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2020-10-12 18:05:12,928 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 539 546) the Hoare annotation is: true [2020-10-12 18:05:12,928 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 539 546) no Hoare annotation was computed. [2020-10-12 18:05:12,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 06:05:12 BoogieIcfgContainer [2020-10-12 18:05:12,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 18:05:12,958 INFO L168 Benchmark]: Toolchain (without parser) took 121099.99 ms. Allocated memory was 138.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 100.4 MB in the beginning and 509.2 MB in the end (delta: -408.8 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-12 18:05:12,959 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 18:05:12,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.31 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 170.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:12,960 INFO L168 Benchmark]: Boogie Preprocessor took 134.01 ms. Allocated memory is still 202.4 MB. Free memory was 170.2 MB in the beginning and 166.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:12,960 INFO L168 Benchmark]: RCFGBuilder took 1201.46 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 166.0 MB in the beginning and 195.2 MB in the end (delta: -29.2 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2020-10-12 18:05:12,961 INFO L168 Benchmark]: TraceAbstraction took 119099.09 ms. Allocated memory was 233.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 193.7 MB in the beginning and 509.2 MB in the end (delta: -315.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-12 18:05:12,968 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.31 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 170.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 134.01 ms. Allocated memory is still 202.4 MB. Free memory was 170.2 MB in the beginning and 166.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1201.46 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 166.0 MB in the beginning and 195.2 MB in the end (delta: -29.2 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 119099.09 ms. Allocated memory was 233.3 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 193.7 MB in the beginning and 509.2 MB in the end (delta: -315.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: 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: 908]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && waterLevel <= 0)) || !(\old(waterLevel) == 1)) || (2 == waterLevel && 1 == systemActive)) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((2 == waterLevel || ((pumpRunning == 0 && waterLevel <= 0) && (waterLevel == 0 || \result == 0))) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(waterLevel) == 2)) || !(1 == systemActive)) && (((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || (waterLevel == 1 && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(waterLevel) <= 0))) && (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0)) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (2 == waterLevel && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((waterLevel == 1 && 1 == systemActive) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 87.8s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 52.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 31.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1414 SDtfs, 5693 SDslu, 2810 SDs, 0 SdLazy, 13140 SolverSat, 4838 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 352 SyntacticMatches, 3 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2119 ImplicationChecksByTransitivity, 23.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1450occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1367 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 3333 PreInvPairs, 4269 NumberOfFragments, 1717 HoareAnnotationTreeSize, 3333 FomulaSimplifications, 28487339 FormulaSimplificationTreeSizeReduction, 13.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 34499 FormulaSimplificationTreeSizeReductionInter, 17.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 32.9s InterpolantComputationTime, 962 NumberOfCodeBlocks, 962 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 954 ConstructedInterpolants, 0 QuantifiedInterpolants, 434265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 257/306 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...