/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/token_ring.12.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:53:26,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:53:26,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:53:26,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:53:26,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:53:26,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:53:26,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:53:26,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:53:26,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:53:26,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:53:26,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:53:26,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:53:26,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:53:26,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:53:26,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:53:26,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:53:26,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:53:26,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:53:26,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:53:26,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:53:26,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:53:26,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:53:26,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:53:26,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:53:26,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:53:26,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:53:26,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:53:26,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:53:26,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:53:26,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:53:26,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:53:26,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:53:26,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:53:26,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:53:26,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:53:26,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:53:26,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:53:26,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:53:26,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:53:26,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:53:26,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:53:26,737 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 04:53:26,758 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:53:26,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:53:26,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:53:26,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:53:26,760 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:53:26,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:53:26,761 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:53:26,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:53:26,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:53:26,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:53:26,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:53:26,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:53:26,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:53:26,762 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:53:26,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:53:26,762 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:53:26,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:53:26,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:53:26,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:53:26,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:53:26,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:53:26,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:53:26,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:53:26,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:53:26,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:53:26,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:53:26,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:53:26,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:53:26,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:53:26,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:53:27,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:53:27,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:53:27,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:53:27,064 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:53:27,064 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:53:27,065 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.12.cil-2.c [2020-10-15 04:53:27,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/35e1c41ea/01b2c428ae67437cb62062231f29b922/FLAGbc207665a [2020-10-15 04:53:27,643 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:53:27,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.12.cil-2.c [2020-10-15 04:53:27,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/35e1c41ea/01b2c428ae67437cb62062231f29b922/FLAGbc207665a [2020-10-15 04:53:27,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/35e1c41ea/01b2c428ae67437cb62062231f29b922 [2020-10-15 04:53:27,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:53:27,977 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:53:27,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:53:27,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:53:27,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:53:27,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:53:27" (1/1) ... [2020-10-15 04:53:27,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18cc86df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:27, skipping insertion in model container [2020-10-15 04:53:27,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:53:27" (1/1) ... [2020-10-15 04:53:27,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:53:28,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:53:28,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:53:28,482 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:53:28,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:53:28,613 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:53:28,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28 WrapperNode [2020-10-15 04:53:28,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:53:28,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:53:28,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:53:28,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:53:28,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... [2020-10-15 04:53:28,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:53:28,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:53:28,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:53:28,731 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:53:28,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:53:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:53:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:53:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:53:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:53:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:53:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-15 04:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-15 04:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-15 04:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-15 04:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-15 04:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-15 04:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:53:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:53:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:53:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:53:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:53:28,811 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:53:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:53:28,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:53:28,813 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:53:28,814 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:53:28,814 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:53:28,814 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:53:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:53:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:53:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-15 04:53:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-15 04:53:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:53:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-15 04:53:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:53:28,818 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:53:28,818 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:53:28,818 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:53:28,818 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:53:28,819 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:53:28,819 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:53:28,819 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:53:28,819 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:53:28,819 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:53:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:53:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:53:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:53:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:53:28,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:53:29,865 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:53:29,866 INFO L295 CfgBuilder]: Removed 15 assume(true) statements. [2020-10-15 04:53:29,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:53:29 BoogieIcfgContainer [2020-10-15 04:53:29,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:53:29,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:53:29,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:53:29,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:53:29,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:53:27" (1/3) ... [2020-10-15 04:53:29,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f3a0c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:53:29, skipping insertion in model container [2020-10-15 04:53:29,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:53:28" (2/3) ... [2020-10-15 04:53:29,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f3a0c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:53:29, skipping insertion in model container [2020-10-15 04:53:29,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:53:29" (3/3) ... [2020-10-15 04:53:29,883 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.12.cil-2.c [2020-10-15 04:53:29,893 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:53:29,902 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:53:29,916 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:53:29,944 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:53:29,944 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:53:29,944 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:53:29,945 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:53:29,945 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:53:29,945 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:53:29,945 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:53:29,946 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:53:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states. [2020-10-15 04:53:29,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:53:29,996 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:53:29,998 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:53:29,998 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:53:30,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:53:30,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1848146602, now seen corresponding path program 1 times [2020-10-15 04:53:30,013 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:53:30,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1279620579] [2020-10-15 04:53:30,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:53:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:30,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:30,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:30,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:30,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:32,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:32,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:33,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:35,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:35,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:53:35,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 04:53:35,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-15 04:53:35,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:35,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:35,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-15 04:53:35,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-15 04:53:35,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-15 04:53:35,881 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:53:35,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:35,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:35,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:35,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:35,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:35,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 04:53:35,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:35,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:35,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:35,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:35,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:35,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:35,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:53:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:35,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:36,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:36,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:36,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:36,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 04:53:36,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:36,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:36,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:36,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:53:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:36,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:36,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:36,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:53:36,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:36,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:36,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:36,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:36,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:36,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:36,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:36,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:36,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:53:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:36,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:36,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:36,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:53:36,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:36,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:53:36,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:36,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:36,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:36,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:36,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:36,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:36,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:53:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:36,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:36,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:36,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:53:36,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 04:53:36,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:36,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:36,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:36,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:36,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:53:36,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:36,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:53:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:36,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:36,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:36,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:37,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:53:39,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:53:39,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3640 [2020-10-15 04:53:39,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:39,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-15 04:53:39,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:39,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:39,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-15 04:53:39,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:53:39,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:53:39,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:53:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:53:39,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:53:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:53:39,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:53:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:53:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:39,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:39,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:39,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:39,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:39,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:39,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:39,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:39,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:39,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:39,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:39,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:39,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:53:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:40,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:40,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:40,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:40,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:40,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:40,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:40,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:40,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:40,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:53:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:40,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:40,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:40,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:40,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:40,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:40,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:40,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:40,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:40,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:40,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:40,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:53:40,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:53:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:40,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:40,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:40,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:53:40,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:40,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 04:53:40,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:40,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:40,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:40,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:40,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 04:53:40,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:40,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:53:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:40,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:40,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:40,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:40,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:40,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:40,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:40,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:40,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:40,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:40,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:40,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:53:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:53:40,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1279620579] [2020-10-15 04:53:40,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:53:40,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:53:40,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408625759] [2020-10-15 04:53:40,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:53:40,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:53:40,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:53:40,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:53:40,237 INFO L87 Difference]: Start difference. First operand 474 states. Second operand 9 states. [2020-10-15 04:53:40,445 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-15 04:53:40,701 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-15 04:53:42,314 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:53:42,591 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 04:53:45,518 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-15 04:53:56,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:53:56,183 INFO L93 Difference]: Finished difference Result 2121 states and 3500 transitions. [2020-10-15 04:53:56,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 04:53:56,186 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 231 [2020-10-15 04:53:56,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:53:56,229 INFO L225 Difference]: With dead ends: 2121 [2020-10-15 04:53:56,229 INFO L226 Difference]: Without dead ends: 1657 [2020-10-15 04:53:56,242 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=172, Invalid=530, Unknown=0, NotChecked=0, Total=702 [2020-10-15 04:53:56,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2020-10-15 04:53:56,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1060. [2020-10-15 04:53:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1060 states. [2020-10-15 04:53:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1550 transitions. [2020-10-15 04:53:56,594 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1550 transitions. Word has length 231 [2020-10-15 04:53:56,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:53:56,598 INFO L479 AbstractCegarLoop]: Abstraction has 1060 states and 1550 transitions. [2020-10-15 04:53:56,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:53:56,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1550 transitions. [2020-10-15 04:53:56,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:53:56,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:53:56,613 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:53:56,614 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:53:56,614 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:53:56,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:53:56,614 INFO L82 PathProgramCache]: Analyzing trace with hash -2093732312, now seen corresponding path program 1 times [2020-10-15 04:53:56,615 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:53:56,615 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1106248108] [2020-10-15 04:53:56,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:53:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:56,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:56,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:56,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:57,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:58,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:59,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:00,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:01,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:01,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:54:01,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-15 04:54:01,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-15 04:54:01,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:01,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:01,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:54:01,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:01,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 201 [2020-10-15 04:54:01,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:02,101 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:54:02,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:02,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:02,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:02,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:02,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 04:54:02,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:02,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:02,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:02,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:02,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:02,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:02,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:02,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:02,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:02,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:02,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:54:02,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:02,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:02,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:02,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:02,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:02,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:02,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:02,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:02,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:02,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:02,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:02,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:02,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:02,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:02,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:02,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:02,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:02,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:02,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:02,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:54:02,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:02,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:54:02,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:02,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:02,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:02,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:02,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:54:02,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:54:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:02,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:02,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:54:02,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 04:54:02,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:02,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:02,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:02,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 04:54:02,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:02,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:54:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:02,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:02,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:03,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:54:05,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:54:05,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2843 [2020-10-15 04:54:05,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-15 04:54:05,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 04:54:05,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:05,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:05,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:05,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:54:05,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:05,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:54:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:05,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:05,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:05,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:05,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:05,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:05,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:54:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:54:05,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:54:05,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:54:05,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:54:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:05,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:05,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:05,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:05,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:05,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:54:05,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:05,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:05,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:05,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:05,448 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1106248108] [2020-10-15 04:54:05,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:05,448 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:54:05,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824036977] [2020-10-15 04:54:05,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:54:05,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:05,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:54:05,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:54:05,453 INFO L87 Difference]: Start difference. First operand 1060 states and 1550 transitions. Second operand 9 states. [2020-10-15 04:54:05,695 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:54:09,904 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:54:10,477 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:54:19,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:54:19,931 INFO L93 Difference]: Finished difference Result 4229 states and 6619 transitions. [2020-10-15 04:54:19,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:54:19,931 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 231 [2020-10-15 04:54:19,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:54:19,959 INFO L225 Difference]: With dead ends: 4229 [2020-10-15 04:54:19,959 INFO L226 Difference]: Without dead ends: 3201 [2020-10-15 04:54:19,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:54:19,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3201 states. [2020-10-15 04:54:20,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3201 to 2138. [2020-10-15 04:54:20,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2138 states. [2020-10-15 04:54:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 2138 states and 3139 transitions. [2020-10-15 04:54:20,348 INFO L78 Accepts]: Start accepts. Automaton has 2138 states and 3139 transitions. Word has length 231 [2020-10-15 04:54:20,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:54:20,349 INFO L479 AbstractCegarLoop]: Abstraction has 2138 states and 3139 transitions. [2020-10-15 04:54:20,349 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:54:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 3139 transitions. [2020-10-15 04:54:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:54:20,353 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:20,353 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:20,353 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:54:20,354 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:20,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:20,354 INFO L82 PathProgramCache]: Analyzing trace with hash -255919289, now seen corresponding path program 1 times [2020-10-15 04:54:20,354 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:20,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [461204508] [2020-10-15 04:54:20,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:20,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:20,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:20,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:20,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:21,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:22,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:23,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:24,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:24,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:24,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:24,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:24,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:24,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:54:25,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 36 [2020-10-15 04:54:25,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 04:54:25,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:54:25,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:25,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 190 [2020-10-15 04:54:25,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:25,666 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:54:25,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:25,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 04:54:25,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:25,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:25,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:25,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:54:25,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:25,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:25,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:25,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:25,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:25,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:25,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:54:25,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:54:25,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:54:25,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:25,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:54:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:25,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:25,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:25,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:54:25,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:25,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 04:54:25,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:25,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:25,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:25,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:25,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 04:54:25,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:25,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:54:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:26,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:26,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:28,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:54:31,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:54:31,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:54:31,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:31,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-15 04:54:31,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:54:31,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:31,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:31,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:31,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:31,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:31,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:31,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:31,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:54:31,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:31,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:31,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:31,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:31,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:54:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:31,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:31,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:31,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:31,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:31,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:54:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:54:31,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:54:31,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:54:31,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:54:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:31,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:31,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:31,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:31,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:31,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:31,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:31,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:31,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:31,303 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [461204508] [2020-10-15 04:54:31,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:31,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:54:31,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671597072] [2020-10-15 04:54:31,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:54:31,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:31,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:54:31,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:54:31,306 INFO L87 Difference]: Start difference. First operand 2138 states and 3139 transitions. Second operand 9 states. [2020-10-15 04:54:31,776 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:54:36,365 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:54:46,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:54:46,426 INFO L93 Difference]: Finished difference Result 8404 states and 13158 transitions. [2020-10-15 04:54:46,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:54:46,427 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 231 [2020-10-15 04:54:46,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:54:46,464 INFO L225 Difference]: With dead ends: 8404 [2020-10-15 04:54:46,464 INFO L226 Difference]: Without dead ends: 6298 [2020-10-15 04:54:46,476 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:54:46,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6298 states. [2020-10-15 04:54:47,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6298 to 4285. [2020-10-15 04:54:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4285 states. [2020-10-15 04:54:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6295 transitions. [2020-10-15 04:54:47,119 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6295 transitions. Word has length 231 [2020-10-15 04:54:47,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:54:47,120 INFO L479 AbstractCegarLoop]: Abstraction has 4285 states and 6295 transitions. [2020-10-15 04:54:47,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:54:47,120 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6295 transitions. [2020-10-15 04:54:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:54:47,127 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:54:47,127 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:54:47,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:54:47,127 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:54:47,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:54:47,128 INFO L82 PathProgramCache]: Analyzing trace with hash -2098233080, now seen corresponding path program 1 times [2020-10-15 04:54:47,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:54:47,129 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [864538470] [2020-10-15 04:54:47,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:54:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:47,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:47,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:50,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:51,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:51,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:54:52,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-15 04:54:52,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-15 04:54:52,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:54:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:54:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 168 [2020-10-15 04:54:52,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,463 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:54:52,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:54:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:52,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 04:54:52,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:54:52,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:54:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:54:52,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:54:52,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:54:52,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:54:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:54:52,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:52,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:54:52,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:54:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:54:52,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:54:52,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:54:52,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:52,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:54:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:52,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:54:52,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:52,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 04:54:52,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:52,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 04:54:52,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:52,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:54:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:52,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:52,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:53,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:54:57,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:54:57,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 04:54:57,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:57,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 04:54:57,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 04:54:57,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:54:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:54:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:54:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:54:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:54:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:54:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:54:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:54:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:54:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:57,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:54:57,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:54:57,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:54:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:57,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:54:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:57,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:54:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:57,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:54:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:54:57,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:54:57,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:54:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:54:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:54:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:54:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:54:57,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:54:57,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:54:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:54:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:54:57,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:54:57,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:54:57,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:54:57,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:54:57,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:54:57,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:54:57,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:54:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:54:57,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:54:57,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:54:57,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:54:57,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:54:57,906 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [864538470] [2020-10-15 04:54:57,906 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:54:57,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:54:57,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135014377] [2020-10-15 04:54:57,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:54:57,907 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:54:57,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:54:57,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:54:57,908 INFO L87 Difference]: Start difference. First operand 4285 states and 6295 transitions. Second operand 8 states. [2020-10-15 04:54:58,156 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:55:02,457 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:55:12,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:12,873 INFO L93 Difference]: Finished difference Result 16691 states and 25830 transitions. [2020-10-15 04:55:12,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:55:12,873 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 231 [2020-10-15 04:55:12,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:12,945 INFO L225 Difference]: With dead ends: 16691 [2020-10-15 04:55:12,945 INFO L226 Difference]: Without dead ends: 12438 [2020-10-15 04:55:12,969 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:55:12,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12438 states. [2020-10-15 04:55:14,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12438 to 8553. [2020-10-15 04:55:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8553 states. [2020-10-15 04:55:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8553 states to 8553 states and 12579 transitions. [2020-10-15 04:55:14,506 INFO L78 Accepts]: Start accepts. Automaton has 8553 states and 12579 transitions. Word has length 231 [2020-10-15 04:55:14,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:14,506 INFO L479 AbstractCegarLoop]: Abstraction has 8553 states and 12579 transitions. [2020-10-15 04:55:14,506 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:55:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 8553 states and 12579 transitions. [2020-10-15 04:55:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:55:14,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:14,511 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:14,511 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:55:14,511 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:14,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:14,512 INFO L82 PathProgramCache]: Analyzing trace with hash 2069657737, now seen corresponding path program 1 times [2020-10-15 04:55:14,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:14,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [757471544] [2020-10-15 04:55:14,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:14,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:14,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:15,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:55:19,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:55:19,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 04:55:19,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:55:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:19,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-15 04:55:19,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,814 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:55:19,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:55:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:19,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:55:19,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:55:19,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:55:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:19,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:55:19,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:19,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:55:19,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:55:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:55:19,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:19,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:55:19,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:19,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:55:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:19,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:19,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:19,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:55:19,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:19,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:55:19,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:19,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:19,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:19,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:19,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:55:19,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:20,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:55:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:20,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:55:20,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:20,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 04:55:20,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:20,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:20,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:20,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:55:20,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-15 04:55:20,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:20,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:55:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:20,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:20,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:55:25,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:55:25,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 04:55:25,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:55:25,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-15 04:55:25,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:55:25,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:55:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:55:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:25,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:55:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:25,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:55:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:55:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:25,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:55:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:25,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:55:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:55:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:55:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:25,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:55:25,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:25,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:55:25,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:55:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:25,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:55:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:25,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:25,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:55:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:25,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:25,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:55:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:55:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:55:25,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:55:25,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:55:25,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:55:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:25,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:25,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:55:25,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:25,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:55:25,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [757471544] [2020-10-15 04:55:25,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:55:25,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 04:55:25,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484592443] [2020-10-15 04:55:25,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 04:55:25,284 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:55:25,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 04:55:25,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-15 04:55:25,284 INFO L87 Difference]: Start difference. First operand 8553 states and 12579 transitions. Second operand 12 states. [2020-10-15 04:55:25,602 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:55:27,865 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-15 04:55:28,137 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-15 04:55:28,407 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-15 04:55:28,543 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-15 04:55:28,815 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-15 04:55:28,954 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-10-15 04:55:36,197 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-15 04:55:36,484 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-15 04:55:36,660 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:55:36,932 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-15 04:55:37,084 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:55:37,441 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-15 04:55:43,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:55:43,186 INFO L93 Difference]: Finished difference Result 33949 states and 53230 transitions. [2020-10-15 04:55:43,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-15 04:55:43,186 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 231 [2020-10-15 04:55:43,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:55:43,322 INFO L225 Difference]: With dead ends: 33949 [2020-10-15 04:55:43,322 INFO L226 Difference]: Without dead ends: 25426 [2020-10-15 04:55:43,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=219, Invalid=773, Unknown=0, NotChecked=0, Total=992 [2020-10-15 04:55:43,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25426 states. [2020-10-15 04:55:47,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25426 to 17309. [2020-10-15 04:55:47,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17309 states. [2020-10-15 04:55:47,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17309 states to 17309 states and 25494 transitions. [2020-10-15 04:55:47,187 INFO L78 Accepts]: Start accepts. Automaton has 17309 states and 25494 transitions. Word has length 231 [2020-10-15 04:55:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:55:47,187 INFO L479 AbstractCegarLoop]: Abstraction has 17309 states and 25494 transitions. [2020-10-15 04:55:47,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 04:55:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 17309 states and 25494 transitions. [2020-10-15 04:55:47,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:55:47,192 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:55:47,193 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:55:47,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:55:47,193 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:55:47,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:55:47,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1567390991, now seen corresponding path program 1 times [2020-10-15 04:55:47,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:55:47,194 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [469201560] [2020-10-15 04:55:47,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:55:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:47,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:47,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:47,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:47,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:47,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:47,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:48,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:49,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:49,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:49,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:49,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:49,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:49,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:50,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:50,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:52,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:55:52,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 33 [2020-10-15 04:55:52,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-15 04:55:52,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:52,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:52,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:55:52,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:55:52,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-15 04:55:52,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:52,534 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:55:52,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:55:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:52,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:52,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:52,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:52,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:55:52,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:52,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:52,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:52,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:55:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:52,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:55:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:52,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:52,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:55:52,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:52,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:55:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:52,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:52,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:52,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:52,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:55:52,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:52,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:55:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:52,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:52,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:55:52,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:55:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:52,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:55:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:52,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:52,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:55:52,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 04:55:52,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:52,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:55:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:52,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:52,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:55,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:55:57,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:55:57,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:55:57,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 04:55:57,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 04:55:57,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:55:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:55:57,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:55:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:57,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:55:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:55:57,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-15 04:55:57,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:55:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:57,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:55:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:57,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:55:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:57,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:55:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:57,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:55:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:57,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:55:57,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:55:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:55:57,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:55:57,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:55:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:57,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:55:57,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:55:57,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:55:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:55:57,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:55:57,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 04:55:57,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:55:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:57,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:55:57,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:55:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:55:57,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:55:57,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:55:57,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:55:57,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:55:57,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:55:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:55:57,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:55:57,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:55:57,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:57,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:55:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:55:57,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:55:57,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:55:57,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:55:57,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:55:57,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:55:57,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:55:57,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:55:57,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:55:57,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:55:57,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:55:57,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:55:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:55:58,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [469201560] [2020-10-15 04:55:58,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:55:58,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:55:58,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342796609] [2020-10-15 04:55:58,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:55:58,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:55:58,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:55:58,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:55:58,035 INFO L87 Difference]: Start difference. First operand 17309 states and 25494 transitions. Second operand 8 states. [2020-10-15 04:55:58,313 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:55:58,459 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:55:58,632 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:56:02,042 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:56:14,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:56:14,607 INFO L93 Difference]: Finished difference Result 65655 states and 101293 transitions. [2020-10-15 04:56:14,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:56:14,607 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 231 [2020-10-15 04:56:14,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:56:14,835 INFO L225 Difference]: With dead ends: 65655 [2020-10-15 04:56:14,836 INFO L226 Difference]: Without dead ends: 48378 [2020-10-15 04:56:14,927 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:56:14,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48378 states. [2020-10-15 04:56:21,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48378 to 34533. [2020-10-15 04:56:21,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34533 states. [2020-10-15 04:56:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34533 states to 34533 states and 50910 transitions. [2020-10-15 04:56:21,393 INFO L78 Accepts]: Start accepts. Automaton has 34533 states and 50910 transitions. Word has length 231 [2020-10-15 04:56:21,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:56:21,394 INFO L479 AbstractCegarLoop]: Abstraction has 34533 states and 50910 transitions. [2020-10-15 04:56:21,394 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:56:21,394 INFO L276 IsEmpty]: Start isEmpty. Operand 34533 states and 50910 transitions. [2020-10-15 04:56:21,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-15 04:56:21,397 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:56:21,397 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:56:21,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:56:21,398 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:56:21,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:56:21,398 INFO L82 PathProgramCache]: Analyzing trace with hash 329737902, now seen corresponding path program 1 times [2020-10-15 04:56:21,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:56:21,399 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [929940267] [2020-10-15 04:56:21,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:56:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:21,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:21,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:21,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:21,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:21,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:21,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:23,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:24,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:24,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:24,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:24,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:24,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:24,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:25,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:26,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 285 [2020-10-15 04:56:26,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 33 [2020-10-15 04:56:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-15 04:56:26,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:26,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:56:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:56:26,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-15 04:56:26,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:26,707 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-15 04:56:26,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:56:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:26,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:56:26,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:26,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:56:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:26,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:26,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:56:26,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:26,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:56:26,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:26,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:26,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:26,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:26,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:56:26,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:26,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:56:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:26,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:26,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:26,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:56:26,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:26,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:56:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:26,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:26,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:26,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:56:26,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:26,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 04:56:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:26,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:26,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 04:56:26,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:26,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 04:56:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:26,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:26,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:27,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:27,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-15 04:56:31,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:56:31,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:56:31,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-15 04:56:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 04:56:31,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:56:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:56:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:56:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:56:31,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:56:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:56:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:56:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 04:56:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 04:56:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 04:56:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:31,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-15 04:56:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:56:31,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 04:56:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:56:31,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:31,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 04:56:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:31,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 04:56:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:31,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:31,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:31,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:56:31,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:31,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:31,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:31,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:56:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:56:31,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:56:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:31,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-15 04:56:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:32,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:32,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:56:32,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:32,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:32,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-15 04:56:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:56:32,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:56:32,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:56:32,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:56:32,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:56:32,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:56:32,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:56:32,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:56:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:56:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:56:32,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:56:32,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:56:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:56:32,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [929940267] [2020-10-15 04:56:32,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:56:32,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:56:32,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165191526] [2020-10-15 04:56:32,182 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:56:32,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:56:32,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:56:32,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:56:32,183 INFO L87 Difference]: Start difference. First operand 34533 states and 50910 transitions. Second operand 8 states. [2020-10-15 04:56:32,444 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:56:32,578 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:56:32,749 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:56:36,476 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 04:56:37,034 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-15 04:56:57,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:56:57,373 INFO L93 Difference]: Finished difference Result 130159 states and 201901 transitions. [2020-10-15 04:56:57,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:56:57,374 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 231 [2020-10-15 04:56:57,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:56:57,776 INFO L225 Difference]: With dead ends: 130159 [2020-10-15 04:56:57,776 INFO L226 Difference]: Without dead ends: 95658 [2020-10-15 04:56:57,905 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:56:58,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95658 states.