/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SHALLOWEST --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 language data_model -i ../../../trunk/examples/svcomp/systemc/token_ring.02.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 06:33:56,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 06:33:56,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 06:33:56,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 06:33:56,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 06:33:56,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 06:33:56,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 06:33:56,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 06:33:56,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 06:33:56,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 06:33:56,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 06:33:56,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 06:33:56,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 06:33:56,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 06:33:56,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 06:33:56,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 06:33:56,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 06:33:56,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 06:33:56,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 06:33:56,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 06:33:56,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 06:33:56,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 06:33:56,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 06:33:56,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 06:33:56,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 06:33:56,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 06:33:56,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 06:33:56,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 06:33:56,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 06:33:56,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 06:33:56,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 06:33:56,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 06:33:56,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 06:33:56,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 06:33:56,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 06:33:56,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 06:33:56,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 06:33:56,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 06:33:56,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 06:33:56,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 06:33:56,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 06:33:56,634 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 [2020-10-27 06:33:56,684 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 06:33:56,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 06:33:56,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 06:33:56,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 06:33:56,688 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 06:33:56,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 06:33:56,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 06:33:56,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 06:33:56,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 06:33:56,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 06:33:56,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 06:33:56,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 06:33:56,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 06:33:56,691 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 06:33:56,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 06:33:56,691 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 06:33:56,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 06:33:56,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 06:33:56,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 06:33:56,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 06:33:56,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 06:33:56,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 06:33:56,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 06:33:56,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 06:33:56,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 06:33:56,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 06:33:56,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 06:33:56,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 06:33:56,694 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 06:33:56,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 06:33:57,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 06:33:57,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 06:33:57,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 06:33:57,150 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 06:33:57,151 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 06:33:57,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.02.cil-1.c [2020-10-27 06:33:57,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/222a5be49/95ea00e9f37247cbab5479cf4a2e2b9d/FLAGd01503685 [2020-10-27 06:33:57,911 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 06:33:57,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.02.cil-1.c [2020-10-27 06:33:57,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/222a5be49/95ea00e9f37247cbab5479cf4a2e2b9d/FLAGd01503685 [2020-10-27 06:33:58,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/222a5be49/95ea00e9f37247cbab5479cf4a2e2b9d [2020-10-27 06:33:58,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 06:33:58,230 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 06:33:58,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 06:33:58,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 06:33:58,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 06:33:58,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78284204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58, skipping insertion in model container [2020-10-27 06:33:58,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 06:33:58,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 06:33:58,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 06:33:58,509 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 06:33:58,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 06:33:58,605 INFO L208 MainTranslator]: Completed translation [2020-10-27 06:33:58,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58 WrapperNode [2020-10-27 06:33:58,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 06:33:58,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 06:33:58,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 06:33:58,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 06:33:58,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (1/1) ... [2020-10-27 06:33:58,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 06:33:58,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 06:33:58,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 06:33:58,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 06:33:58,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (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 [2020-10-27 06:33:58,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 06:33:58,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 06:33:58,743 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 06:33:58,743 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-27 06:33:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-27 06:33:58,745 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-27 06:33:58,745 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-27 06:33:58,745 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-27 06:33:58,745 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-27 06:33:58,745 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-27 06:33:58,745 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-27 06:33:58,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 06:33:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 06:33:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 06:33:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 06:33:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 06:33:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-27 06:33:58,747 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-27 06:33:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-27 06:33:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-27 06:33:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-27 06:33:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 06:33:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-27 06:33:58,748 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-27 06:33:58,749 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-27 06:33:58,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 06:33:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 06:33:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 06:33:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 06:33:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 06:33:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 06:33:58,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 06:33:59,390 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 06:33:59,391 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 06:33:59,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:33:59 BoogieIcfgContainer [2020-10-27 06:33:59,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 06:33:59,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 06:33:59,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 06:33:59,399 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 06:33:59,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:33:58" (1/3) ... [2020-10-27 06:33:59,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fcb196f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:33:59, skipping insertion in model container [2020-10-27 06:33:59,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:33:58" (2/3) ... [2020-10-27 06:33:59,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fcb196f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:33:59, skipping insertion in model container [2020-10-27 06:33:59,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:33:59" (3/3) ... [2020-10-27 06:33:59,403 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.02.cil-1.c [2020-10-27 06:33:59,416 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 06:33:59,421 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 06:33:59,435 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 06:33:59,465 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 06:33:59,465 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 06:33:59,465 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 06:33:59,465 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 06:33:59,465 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 06:33:59,466 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 06:33:59,466 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 06:33:59,466 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 06:33:59,492 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-10-27 06:33:59,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-27 06:33:59,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:33:59,506 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] [2020-10-27 06:33:59,507 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:33:59,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:33:59,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1551894051, now seen corresponding path program 1 times [2020-10-27 06:33:59,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:33:59,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1276776426] [2020-10-27 06:33:59,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:33:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:33:59,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:00,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:04,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:04,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:04,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:04,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-27 06:34:04,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 06:34:04,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 06:34:04,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:04,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:34:04,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:34:04,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 06:34:04,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 06:34:04,960 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-27 06:34:04,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:04,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:05,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 06:34:05,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:05,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:05,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:34:05,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:05,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:34:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:05,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 06:34:05,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:34:05,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:34:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:34:05,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:05,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:05,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:05,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:34:05,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:05,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:34:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:05,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:34:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:05,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:05,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:05,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:34:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:05,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 06:34:05,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:05,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:34:05,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:34:05,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:34:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:05,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:05,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 06:34:05,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 06:34:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:05,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:05,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:34:05,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:05,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:05,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:34:05,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:05,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:05,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:34:05,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:05,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:05,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:34:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:05,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:34:05,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:05,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:34:05,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:05,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:34:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:05,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:05,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:05,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:05,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:05,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:05,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:05,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 06:34:05,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1276776426] [2020-10-27 06:34:05,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:34:05,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 06:34:05,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399053439] [2020-10-27 06:34:05,499 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 06:34:05,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:34:05,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 06:34:05,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-27 06:34:05,518 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 13 states. [2020-10-27 06:34:10,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:34:10,095 INFO L93 Difference]: Finished difference Result 497 states and 765 transitions. [2020-10-27 06:34:10,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 06:34:10,097 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 92 [2020-10-27 06:34:10,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:34:10,114 INFO L225 Difference]: With dead ends: 497 [2020-10-27 06:34:10,115 INFO L226 Difference]: Without dead ends: 327 [2020-10-27 06:34:10,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 06:34:10,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-27 06:34:10,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 212. [2020-10-27 06:34:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-10-27 06:34:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 274 transitions. [2020-10-27 06:34:10,238 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 274 transitions. Word has length 92 [2020-10-27 06:34:10,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:34:10,238 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 274 transitions. [2020-10-27 06:34:10,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 06:34:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 274 transitions. [2020-10-27 06:34:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-27 06:34:10,243 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:34:10,243 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] [2020-10-27 06:34:10,244 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 06:34:10,244 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:34:10,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:34:10,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1411106882, now seen corresponding path program 1 times [2020-10-27 06:34:10,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:34:10,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [101168587] [2020-10-27 06:34:10,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:34:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:10,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:10,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:10,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:10,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:10,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:10,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:10,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:12,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:12,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:13,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-27 06:34:15,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 06:34:15,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 06:34:15,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 06:34:15,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:34:15,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-27 06:34:15,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:15,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:34:15,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:34:15,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:15,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:34:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:15,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:15,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:34:15,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:34:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:34:15,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:15,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:34:15,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:34:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:15,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:15,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:15,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:34:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:34:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:34:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:15,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:15,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 06:34:15,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 06:34:15,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:15,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:15,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:15,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:15,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:15,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:15,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:15,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:15,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:15,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:15,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:34:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:15,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:34:15,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:34:15,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:34:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:15,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:15,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:15,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:15,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:15,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:15,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:15,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:15,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:15,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:15,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 06:34:15,637 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [101168587] [2020-10-27 06:34:15,637 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:34:15,637 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 06:34:15,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925855499] [2020-10-27 06:34:15,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 06:34:15,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:34:15,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 06:34:15,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-27 06:34:15,641 INFO L87 Difference]: Start difference. First operand 212 states and 274 transitions. Second operand 7 states. [2020-10-27 06:34:18,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:34:18,510 INFO L93 Difference]: Finished difference Result 775 states and 1085 transitions. [2020-10-27 06:34:18,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 06:34:18,512 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2020-10-27 06:34:18,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:34:18,521 INFO L225 Difference]: With dead ends: 775 [2020-10-27 06:34:18,521 INFO L226 Difference]: Without dead ends: 584 [2020-10-27 06:34:18,533 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:34:18,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2020-10-27 06:34:18,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 413. [2020-10-27 06:34:18,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-27 06:34:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 539 transitions. [2020-10-27 06:34:18,687 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 539 transitions. Word has length 92 [2020-10-27 06:34:18,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:34:18,691 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 539 transitions. [2020-10-27 06:34:18,692 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 06:34:18,692 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 539 transitions. [2020-10-27 06:34:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:34:18,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:34:18,700 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:34:18,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 06:34:18,701 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:34:18,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:34:18,702 INFO L82 PathProgramCache]: Analyzing trace with hash -1655875989, now seen corresponding path program 1 times [2020-10-27 06:34:18,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:34:18,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [994114788] [2020-10-27 06:34:18,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:34:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:18,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:18,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:18,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:18,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:20,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:21,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:23,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:23,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:34:23,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 06:34:23,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 06:34:23,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:34:23,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:34:23,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-27 06:34:23,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:23,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:23,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:23,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:23,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:23,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:23,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 06:34:23,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:23,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:23,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:23,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:34:23,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:23,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:34:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:23,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:23,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:23,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:23,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:23,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:23,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:23,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:23,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:23,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:34:23,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:23,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:34:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:23,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:23,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:23,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:34:23,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:23,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:23,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:34:23,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:23,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:34:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:23,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:23,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:23,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:23,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:23,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:23,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:23,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:23,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:23,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:23,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:34:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:24,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:34:24,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:24,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:24,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:34:24,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:34:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:24,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:24,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 06:34:24,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:24,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:24,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:34:24,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:24,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:24,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:24,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 06:34:24,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:24,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:24,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:24,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:24,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:24,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:34:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:24,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:24,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:34:24,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:34:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:24,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:24,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:24,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:24,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:34:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:34:24,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:24,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 06:34:24,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 06:34:24,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:24,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:34:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:34:24,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 06:34:24,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:24,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 06:34:24,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:24,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:24,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 06:34:24,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:24,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:24,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:24,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:24,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:24,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:24,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:24,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:24,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:24,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:24,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:24,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:24,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:24,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:34:24,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:34:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:24,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:24,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:24,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:24,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:24,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:24,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:24,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:24,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:24,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:24,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:34:24,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [994114788] [2020-10-27 06:34:24,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:34:24,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 06:34:24,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713099450] [2020-10-27 06:34:24,563 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:34:24,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:34:24,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:34:24,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:34:24,565 INFO L87 Difference]: Start difference. First operand 413 states and 539 transitions. Second operand 12 states. [2020-10-27 06:34:25,343 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-27 06:34:25,594 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-27 06:34:29,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:34:29,494 INFO L93 Difference]: Finished difference Result 1420 states and 2036 transitions. [2020-10-27 06:34:29,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 06:34:29,497 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 146 [2020-10-27 06:34:29,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:34:29,508 INFO L225 Difference]: With dead ends: 1420 [2020-10-27 06:34:29,508 INFO L226 Difference]: Without dead ends: 1028 [2020-10-27 06:34:29,511 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2020-10-27 06:34:29,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2020-10-27 06:34:29,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 730. [2020-10-27 06:34:29,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 730 states. [2020-10-27 06:34:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 968 transitions. [2020-10-27 06:34:29,675 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 968 transitions. Word has length 146 [2020-10-27 06:34:29,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:34:29,675 INFO L481 AbstractCegarLoop]: Abstraction has 730 states and 968 transitions. [2020-10-27 06:34:29,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:34:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 968 transitions. [2020-10-27 06:34:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:34:29,689 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:34:29,690 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:34:29,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 06:34:29,690 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:34:29,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:34:29,693 INFO L82 PathProgramCache]: Analyzing trace with hash 30365730, now seen corresponding path program 1 times [2020-10-27 06:34:29,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:34:29,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1830384232] [2020-10-27 06:34:29,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:34:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:29,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:29,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:29,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:30,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:31,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:34:34,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 06:34:34,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 06:34:34,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:34:34,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:34:34,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-27 06:34:34,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:34:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:34:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:34,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:34,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:34,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:34:34,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:34:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:34,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:34:34,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:34:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:34,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:34:34,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:34,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:34,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:34:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:34,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:34,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:34:34,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:34:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 06:34:34,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:34,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:34,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:34,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:34,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:34,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:34,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:34,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:34,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:34,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:34:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:34,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:35,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:35,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:35,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:34:35,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:34:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:35,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:35,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:34:35,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:35,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:34:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 06:34:35,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:34:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:34:35,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:35,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 06:34:35,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 06:34:35,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:35,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:35,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 06:34:35,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 06:34:35,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:35,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:35,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:35,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:35,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:35,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:35,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:35,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:34:35,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:35,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:35,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:35,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:34:35,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:34:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:35,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:35,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:35,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:35,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:35,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:35,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 06:34:35,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1830384232] [2020-10-27 06:34:35,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:34:35,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 06:34:35,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606367087] [2020-10-27 06:34:35,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:34:35,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:34:35,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:34:35,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:34:35,284 INFO L87 Difference]: Start difference. First operand 730 states and 968 transitions. Second operand 9 states. [2020-10-27 06:34:39,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:34:39,466 INFO L93 Difference]: Finished difference Result 2571 states and 3681 transitions. [2020-10-27 06:34:39,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:34:39,467 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-27 06:34:39,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:34:39,488 INFO L225 Difference]: With dead ends: 2571 [2020-10-27 06:34:39,488 INFO L226 Difference]: Without dead ends: 1862 [2020-10-27 06:34:39,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-27 06:34:39,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1862 states. [2020-10-27 06:34:39,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1862 to 1390. [2020-10-27 06:34:39,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1390 states. [2020-10-27 06:34:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 1856 transitions. [2020-10-27 06:34:39,751 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 1856 transitions. Word has length 146 [2020-10-27 06:34:39,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:34:39,752 INFO L481 AbstractCegarLoop]: Abstraction has 1390 states and 1856 transitions. [2020-10-27 06:34:39,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:34:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1856 transitions. [2020-10-27 06:34:39,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:34:39,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:34:39,758 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:34:39,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 06:34:39,758 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:34:39,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:34:39,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1706539739, now seen corresponding path program 1 times [2020-10-27 06:34:39,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:34:39,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [872119914] [2020-10-27 06:34:39,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:34:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:39,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:39,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:39,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:40,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:40,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:40,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:40,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:40,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:42,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:42,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:44,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:44,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 06:34:44,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:44,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:44,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:44,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:44,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:44,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:44,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:34:44,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:44,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:44,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:44,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:34:44,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:44,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:34:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:44,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:44,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:44,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:44,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:44,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:44,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:44,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:44,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:44,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:34:44,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:44,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:34:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:44,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:44,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:44,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:34:44,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:44,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:44,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:34:44,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:44,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:34:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:44,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:44,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:44,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:44,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:34:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:45,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:34:45,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:34:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:34:45,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:34:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:45,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:45,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 06:34:45,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:45,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 06:34:45,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:45,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:45,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:45,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:45,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:45,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:45,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:45,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:45,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:45,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:34:45,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:45,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:45,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:45,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:45,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:34:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:45,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:45,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:34:45,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:34:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:45,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:45,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:34:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 06:34:45,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:45,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:34:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:34:45,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 06:34:45,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:45,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-27 06:34:45,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:45,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:45,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 06:34:45,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:34:45,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 06:34:45,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:34:45,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:45,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:45,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:45,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:45,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:45,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:45,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:45,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:45,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:45,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:34:45,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:45,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:45,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:45,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:34:45,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:34:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:45,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:45,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:45,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:45,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:45,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:45,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:45,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:34:45,649 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [872119914] [2020-10-27 06:34:45,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:34:45,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 06:34:45,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626084130] [2020-10-27 06:34:45,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 06:34:45,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:34:45,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 06:34:45,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:34:45,652 INFO L87 Difference]: Start difference. First operand 1390 states and 1856 transitions. Second operand 14 states. [2020-10-27 06:34:46,588 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-27 06:34:46,724 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-27 06:34:49,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:34:49,181 INFO L93 Difference]: Finished difference Result 3271 states and 4668 transitions. [2020-10-27 06:34:49,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 06:34:49,181 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 146 [2020-10-27 06:34:49,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:34:49,195 INFO L225 Difference]: With dead ends: 3271 [2020-10-27 06:34:49,196 INFO L226 Difference]: Without dead ends: 1901 [2020-10-27 06:34:49,203 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2020-10-27 06:34:49,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1901 states. [2020-10-27 06:34:49,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1901 to 1430. [2020-10-27 06:34:49,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1430 states. [2020-10-27 06:34:49,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 1868 transitions. [2020-10-27 06:34:49,415 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 1868 transitions. Word has length 146 [2020-10-27 06:34:49,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:34:49,415 INFO L481 AbstractCegarLoop]: Abstraction has 1430 states and 1868 transitions. [2020-10-27 06:34:49,415 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 06:34:49,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1868 transitions. [2020-10-27 06:34:49,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:34:49,418 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:34:49,418 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:34:49,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 06:34:49,419 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:34:49,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:34:49,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1024016731, now seen corresponding path program 1 times [2020-10-27 06:34:49,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:34:49,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1391839881] [2020-10-27 06:34:49,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:34:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:49,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:49,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:49,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:49,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:49,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:49,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:50,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 06:34:54,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:54,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:34:54,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:34:54,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:34:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:34:54,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:34:54,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:34:54,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:34:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:34:54,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:34:54,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:34:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:54,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:34:54,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:34:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:34:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:34:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:54,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:34:54,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:34:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:34:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:34:54,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:34:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 06:34:54,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:54,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:54,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:54,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:34:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:34:54,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:34:54,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:34:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:34:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:54,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:34:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:34:54,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:34:54,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:34:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:34:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:34:54,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:54,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:34:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:34:54,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:34:54,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:34:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:54,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:34:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:54,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:34:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:34:54,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:34:54,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:34:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:54,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:54,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:34:54,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:34:54,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:34:54,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:34:54,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:34:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:34:54,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:34:54,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:34:54,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:34:54,826 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:34:54,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1391839881] [2020-10-27 06:34:54,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:34:54,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:34:54,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657077668] [2020-10-27 06:34:54,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:34:54,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:34:54,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:34:54,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:34:54,830 INFO L87 Difference]: Start difference. First operand 1430 states and 1868 transitions. Second operand 10 states. [2020-10-27 06:34:57,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:34:57,225 INFO L93 Difference]: Finished difference Result 3607 states and 4958 transitions. [2020-10-27 06:34:57,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 06:34:57,227 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 146 [2020-10-27 06:34:57,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:34:57,243 INFO L225 Difference]: With dead ends: 3607 [2020-10-27 06:34:57,243 INFO L226 Difference]: Without dead ends: 2197 [2020-10-27 06:34:57,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2020-10-27 06:34:57,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2197 states. [2020-10-27 06:34:57,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2197 to 1704. [2020-10-27 06:34:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1704 states. [2020-10-27 06:34:57,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1704 states and 2126 transitions. [2020-10-27 06:34:57,449 INFO L78 Accepts]: Start accepts. Automaton has 1704 states and 2126 transitions. Word has length 146 [2020-10-27 06:34:57,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:34:57,449 INFO L481 AbstractCegarLoop]: Abstraction has 1704 states and 2126 transitions. [2020-10-27 06:34:57,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:34:57,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2126 transitions. [2020-10-27 06:34:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:34:57,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:34:57,453 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:34:57,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 06:34:57,454 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:34:57,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:34:57,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1035812897, now seen corresponding path program 1 times [2020-10-27 06:34:57,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:34:57,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812208412] [2020-10-27 06:34:57,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:34:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:34:57,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:57,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:57,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:57,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:34:57,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:35:02,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:35:02,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 06:35:02,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:02,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:35:02,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:02,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:02,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:35:02,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:02,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:02,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:02,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:02,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:35:02,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:02,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:02,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:35:02,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:02,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:02,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:02,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:02,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:02,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:02,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:35:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:02,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:02,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:02,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:02,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:02,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:02,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:02,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:02,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:02,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:02,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:02,858 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:35:02,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812208412] [2020-10-27 06:35:02,859 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:02,859 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:35:02,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092968305] [2020-10-27 06:35:02,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:35:02,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:02,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:35:02,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:35:02,860 INFO L87 Difference]: Start difference. First operand 1704 states and 2126 transitions. Second operand 10 states. [2020-10-27 06:35:05,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:05,189 INFO L93 Difference]: Finished difference Result 3840 states and 4987 transitions. [2020-10-27 06:35:05,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 06:35:05,190 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 146 [2020-10-27 06:35:05,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:05,202 INFO L225 Difference]: With dead ends: 3840 [2020-10-27 06:35:05,202 INFO L226 Difference]: Without dead ends: 2156 [2020-10-27 06:35:05,209 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2020-10-27 06:35:05,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2156 states. [2020-10-27 06:35:05,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2156 to 1782. [2020-10-27 06:35:05,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1782 states. [2020-10-27 06:35:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2164 transitions. [2020-10-27 06:35:05,434 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2164 transitions. Word has length 146 [2020-10-27 06:35:05,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:05,435 INFO L481 AbstractCegarLoop]: Abstraction has 1782 states and 2164 transitions. [2020-10-27 06:35:05,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:35:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2164 transitions. [2020-10-27 06:35:05,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:35:05,439 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:05,439 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:05,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 06:35:05,439 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:05,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:05,440 INFO L82 PathProgramCache]: Analyzing trace with hash -6119643, now seen corresponding path program 1 times [2020-10-27 06:35:05,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:05,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1868600562] [2020-10-27 06:35:05,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:05,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:05,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:05,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:05,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:06,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:35:10,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 06:35:10,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 06:35:10,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:35:10,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:35:10,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 06:35:10,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:10,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:10,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:10,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:35:10,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:10,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:10,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:10,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:10,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:10,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:10,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:10,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:35:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:10,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:10,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 06:35:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:10,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:10,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:10,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:10,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:35:10,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:10,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:10,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:10,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:35:10,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:35:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:10,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:10,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:10,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:10,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:10,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:10,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:10,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:10,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:35:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:10,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:10,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:10,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:10,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:10,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:10,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:10,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:35:10,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1868600562] [2020-10-27 06:35:10,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:10,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 06:35:10,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907676403] [2020-10-27 06:35:10,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:35:10,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:10,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:35:10,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:35:10,880 INFO L87 Difference]: Start difference. First operand 1782 states and 2164 transitions. Second operand 9 states. [2020-10-27 06:35:11,010 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-27 06:35:13,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:13,827 INFO L93 Difference]: Finished difference Result 5896 states and 7309 transitions. [2020-10-27 06:35:13,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:35:13,833 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-27 06:35:13,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:13,856 INFO L225 Difference]: With dead ends: 5896 [2020-10-27 06:35:13,857 INFO L226 Difference]: Without dead ends: 4134 [2020-10-27 06:35:13,863 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2020-10-27 06:35:13,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4134 states. [2020-10-27 06:35:14,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4134 to 3538. [2020-10-27 06:35:14,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3538 states. [2020-10-27 06:35:14,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 3538 states and 4281 transitions. [2020-10-27 06:35:14,271 INFO L78 Accepts]: Start accepts. Automaton has 3538 states and 4281 transitions. Word has length 146 [2020-10-27 06:35:14,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:14,272 INFO L481 AbstractCegarLoop]: Abstraction has 3538 states and 4281 transitions. [2020-10-27 06:35:14,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:35:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3538 states and 4281 transitions. [2020-10-27 06:35:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:35:14,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:14,276 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:14,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 06:35:14,276 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:14,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:14,277 INFO L82 PathProgramCache]: Analyzing trace with hash -938212703, now seen corresponding path program 1 times [2020-10-27 06:35:14,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:14,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966862261] [2020-10-27 06:35:14,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:14,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:14,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:14,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:14,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:17,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-27 06:35:19,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:19,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:35:19,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:19,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:19,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:35:19,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:19,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:19,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:19,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:19,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:19,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:19,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:19,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:19,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:35:19,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:19,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:19,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 06:35:19,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:19,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:19,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:19,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:19,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 06:35:19,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:19,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:19,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:19,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:35:19,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:35:19,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:19,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:19,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:19,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:19,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:19,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:19,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:19,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:19,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:35:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:19,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:19,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:19,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:19,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:19,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:19,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:19,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:19,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:19,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:19,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:19,715 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:35:19,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966862261] [2020-10-27 06:35:19,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:19,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-27 06:35:19,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044485699] [2020-10-27 06:35:19,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 06:35:19,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:19,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 06:35:19,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-27 06:35:19,717 INFO L87 Difference]: Start difference. First operand 3538 states and 4281 transitions. Second operand 11 states. [2020-10-27 06:35:21,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:21,857 INFO L93 Difference]: Finished difference Result 7470 states and 9239 transitions. [2020-10-27 06:35:21,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 06:35:21,858 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2020-10-27 06:35:21,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:21,880 INFO L225 Difference]: With dead ends: 7470 [2020-10-27 06:35:21,881 INFO L226 Difference]: Without dead ends: 3952 [2020-10-27 06:35:21,892 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2020-10-27 06:35:21,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-10-27 06:35:22,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3538. [2020-10-27 06:35:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3538 states. [2020-10-27 06:35:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 3538 states and 4216 transitions. [2020-10-27 06:35:22,294 INFO L78 Accepts]: Start accepts. Automaton has 3538 states and 4216 transitions. Word has length 146 [2020-10-27 06:35:22,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:22,295 INFO L481 AbstractCegarLoop]: Abstraction has 3538 states and 4216 transitions. [2020-10-27 06:35:22,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 06:35:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3538 states and 4216 transitions. [2020-10-27 06:35:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:35:22,299 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:22,299 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:22,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 06:35:22,299 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:22,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:22,300 INFO L82 PathProgramCache]: Analyzing trace with hash 628545247, now seen corresponding path program 1 times [2020-10-27 06:35:22,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:22,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [320336511] [2020-10-27 06:35:22,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:22,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:22,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:22,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:23,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1754 [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-27 06:35:24,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 138 [2020-10-27 06:35:24,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:24,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:24,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:24,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:24,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:24,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:24,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:24,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:24,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:24,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:24,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:35:24,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:35:24,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:24,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:35:24,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:24,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:24,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 06:35:24,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:24,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:24,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:24,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:24,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:24,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:24,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:24,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:24,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:24,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:24,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:35:24,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:24,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:24,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 06:35:24,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:35:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 06:35:24,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:24,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 06:35:24,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:35:24,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:24,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-27 06:35:24,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:24,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:35:24,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:24,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:24,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 06:35:24,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:24,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:24,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:24,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:24,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:24,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:24,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:24,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:24,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:35:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:24,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 06:35:24,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [320336511] [2020-10-27 06:35:24,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:24,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:35:24,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857545690] [2020-10-27 06:35:24,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:35:24,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:24,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:35:24,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:35:24,483 INFO L87 Difference]: Start difference. First operand 3538 states and 4216 transitions. Second operand 10 states. [2020-10-27 06:35:28,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:28,993 INFO L93 Difference]: Finished difference Result 11430 states and 15345 transitions. [2020-10-27 06:35:28,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 06:35:28,993 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 146 [2020-10-27 06:35:28,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:29,059 INFO L225 Difference]: With dead ends: 11430 [2020-10-27 06:35:29,060 INFO L226 Difference]: Without dead ends: 7914 [2020-10-27 06:35:29,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=157, Invalid=349, Unknown=0, NotChecked=0, Total=506 [2020-10-27 06:35:29,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7914 states. [2020-10-27 06:35:29,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7914 to 6860. [2020-10-27 06:35:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6860 states. [2020-10-27 06:35:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 6860 states and 8510 transitions. [2020-10-27 06:35:29,890 INFO L78 Accepts]: Start accepts. Automaton has 6860 states and 8510 transitions. Word has length 146 [2020-10-27 06:35:29,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:29,891 INFO L481 AbstractCegarLoop]: Abstraction has 6860 states and 8510 transitions. [2020-10-27 06:35:29,891 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:35:29,891 INFO L276 IsEmpty]: Start isEmpty. Operand 6860 states and 8510 transitions. [2020-10-27 06:35:29,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-27 06:35:29,897 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:29,898 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:29,898 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 06:35:29,898 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:29,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:29,898 INFO L82 PathProgramCache]: Analyzing trace with hash -319506719, now seen corresponding path program 1 times [2020-10-27 06:35:29,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:29,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1235686732] [2020-10-27 06:35:29,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:29,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:29,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:29,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:30,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:30,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 971 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 06:35:30,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:30,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:30,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:30,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:30,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:31,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:31,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:31,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 06:35:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:35:31,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:31,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:31,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 06:35:31,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:31,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:31,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:35:31,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:35:31,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:31,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:31,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:31,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:31,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:31,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:31,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:31,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-27 06:35:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:31,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:31,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:35:31,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1235686732] [2020-10-27 06:35:31,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:31,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 06:35:31,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949552932] [2020-10-27 06:35:31,188 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:35:31,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:31,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:35:31,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:35:31,189 INFO L87 Difference]: Start difference. First operand 6860 states and 8510 transitions. Second operand 9 states. [2020-10-27 06:35:33,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:33,567 INFO L93 Difference]: Finished difference Result 12890 states and 16309 transitions. [2020-10-27 06:35:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 06:35:33,568 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-27 06:35:33,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:33,598 INFO L225 Difference]: With dead ends: 12890 [2020-10-27 06:35:33,598 INFO L226 Difference]: Without dead ends: 6052 [2020-10-27 06:35:33,622 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-27 06:35:33,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6052 states. [2020-10-27 06:35:34,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6052 to 5386. [2020-10-27 06:35:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5386 states. [2020-10-27 06:35:34,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5386 states to 5386 states and 6667 transitions. [2020-10-27 06:35:34,250 INFO L78 Accepts]: Start accepts. Automaton has 5386 states and 6667 transitions. Word has length 146 [2020-10-27 06:35:34,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:34,251 INFO L481 AbstractCegarLoop]: Abstraction has 5386 states and 6667 transitions. [2020-10-27 06:35:34,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:35:34,251 INFO L276 IsEmpty]: Start isEmpty. Operand 5386 states and 6667 transitions. [2020-10-27 06:35:34,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 06:35:34,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:34,255 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:34,256 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 06:35:34,256 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:34,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:34,256 INFO L82 PathProgramCache]: Analyzing trace with hash 642672612, now seen corresponding path program 1 times [2020-10-27 06:35:34,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:34,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1362236559] [2020-10-27 06:35:34,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:34,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 533 [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-27 06:35:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-27 06:35:34,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:34,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:34,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:34,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:34,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:34,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:34,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:34,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:34,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:34,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:34,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:34,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:34,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:34,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:34,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:34,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:34,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:34,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:34,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:34,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:34,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:34,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:34,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:34,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:34,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:34,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:34,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:34,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:34,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:34,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:34,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:34,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:35,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:35:35,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:35:35,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:35,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:35:35,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:35,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:35,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 06:35:35,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:35,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:35,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:35,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:35,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:35,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:35:35,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:35,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:35,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 06:35:35,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:35:35,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:35,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-27 06:35:35,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:35,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:35:35,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:35:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:35,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-27 06:35:35,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:35,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 06:35:35,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:35,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:35,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:35,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:35,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:35,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:35,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:35,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 06:35:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:35,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:35,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:35,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:35,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-27 06:35:35,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1362236559] [2020-10-27 06:35:35,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:35,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 06:35:35,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790856391] [2020-10-27 06:35:35,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 06:35:35,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:35,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 06:35:35,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-27 06:35:35,255 INFO L87 Difference]: Start difference. First operand 5386 states and 6667 transitions. Second operand 10 states. [2020-10-27 06:35:39,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:39,900 INFO L93 Difference]: Finished difference Result 17723 states and 26069 transitions. [2020-10-27 06:35:39,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 06:35:39,900 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 147 [2020-10-27 06:35:39,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:39,982 INFO L225 Difference]: With dead ends: 17723 [2020-10-27 06:35:39,982 INFO L226 Difference]: Without dead ends: 12359 [2020-10-27 06:35:40,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=157, Invalid=349, Unknown=0, NotChecked=0, Total=506 [2020-10-27 06:35:40,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12359 states. [2020-10-27 06:35:41,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12359 to 10497. [2020-10-27 06:35:41,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10497 states. [2020-10-27 06:35:41,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10497 states to 10497 states and 13741 transitions. [2020-10-27 06:35:41,264 INFO L78 Accepts]: Start accepts. Automaton has 10497 states and 13741 transitions. Word has length 147 [2020-10-27 06:35:41,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:41,264 INFO L481 AbstractCegarLoop]: Abstraction has 10497 states and 13741 transitions. [2020-10-27 06:35:41,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 06:35:41,264 INFO L276 IsEmpty]: Start isEmpty. Operand 10497 states and 13741 transitions. [2020-10-27 06:35:41,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-27 06:35:41,272 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:41,272 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:41,272 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 06:35:41,272 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:41,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:41,273 INFO L82 PathProgramCache]: Analyzing trace with hash -305379354, now seen corresponding path program 1 times [2020-10-27 06:35:41,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:41,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [168043971] [2020-10-27 06:35:41,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-27 06:35:41,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:35:41,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-27 06:35:41,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:41,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 06:35:41,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 06:35:41,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:41,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:41,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:41,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:41,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:41,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:41,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:35:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:41,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:41,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:35:41,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:41,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:41,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:41,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:41,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:41,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:41,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:35:41,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:41,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:41,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:41,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:41,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:41,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:41,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:41,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:41,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 06:35:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:41,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:41,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 06:35:41,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [168043971] [2020-10-27 06:35:41,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:41,713 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 06:35:41,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351721186] [2020-10-27 06:35:41,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:35:41,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:41,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:35:41,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:35:41,714 INFO L87 Difference]: Start difference. First operand 10497 states and 13741 transitions. Second operand 9 states. [2020-10-27 06:35:44,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:44,439 INFO L93 Difference]: Finished difference Result 19923 states and 26872 transitions. [2020-10-27 06:35:44,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 06:35:44,445 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 147 [2020-10-27 06:35:44,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:44,495 INFO L225 Difference]: With dead ends: 19923 [2020-10-27 06:35:44,495 INFO L226 Difference]: Without dead ends: 9448 [2020-10-27 06:35:44,526 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-27 06:35:44,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9448 states. [2020-10-27 06:35:45,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9448 to 8276. [2020-10-27 06:35:45,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8276 states. [2020-10-27 06:35:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8276 states to 8276 states and 10812 transitions. [2020-10-27 06:35:45,459 INFO L78 Accepts]: Start accepts. Automaton has 8276 states and 10812 transitions. Word has length 147 [2020-10-27 06:35:45,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:45,460 INFO L481 AbstractCegarLoop]: Abstraction has 8276 states and 10812 transitions. [2020-10-27 06:35:45,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:35:45,460 INFO L276 IsEmpty]: Start isEmpty. Operand 8276 states and 10812 transitions. [2020-10-27 06:35:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 06:35:45,465 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:45,465 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:45,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-27 06:35:45,466 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:45,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:45,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1640542114, now seen corresponding path program 1 times [2020-10-27 06:35:45,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:45,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1908142767] [2020-10-27 06:35:45,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 165 [2020-10-27 06:35:45,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 06:35:45,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:45,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:45,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:45,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:45,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:45,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:45,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:45,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:45,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:45,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:45,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:35:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 06:35:45,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:45,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:45,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:45,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:45,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:45,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:45,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 06:35:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:45,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:45,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:45,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:45,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:35:45,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:45,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:45,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:45,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:45,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:45,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:45,931 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-27 06:35:45,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1908142767] [2020-10-27 06:35:45,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:35:45,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 06:35:45,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085667262] [2020-10-27 06:35:45,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 06:35:45,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:45,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 06:35:45,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-27 06:35:45,934 INFO L87 Difference]: Start difference. First operand 8276 states and 10812 transitions. Second operand 8 states. [2020-10-27 06:35:49,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:35:49,511 INFO L93 Difference]: Finished difference Result 23320 states and 33844 transitions. [2020-10-27 06:35:49,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 06:35:49,511 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 148 [2020-10-27 06:35:49,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:35:49,572 INFO L225 Difference]: With dead ends: 23320 [2020-10-27 06:35:49,573 INFO L226 Difference]: Without dead ends: 11646 [2020-10-27 06:35:49,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2020-10-27 06:35:49,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11646 states. [2020-10-27 06:35:50,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11646 to 10326. [2020-10-27 06:35:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10326 states. [2020-10-27 06:35:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10326 states to 10326 states and 13713 transitions. [2020-10-27 06:35:50,779 INFO L78 Accepts]: Start accepts. Automaton has 10326 states and 13713 transitions. Word has length 148 [2020-10-27 06:35:50,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:35:50,780 INFO L481 AbstractCegarLoop]: Abstraction has 10326 states and 13713 transitions. [2020-10-27 06:35:50,780 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 06:35:50,780 INFO L276 IsEmpty]: Start isEmpty. Operand 10326 states and 13713 transitions. [2020-10-27 06:35:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-10-27 06:35:50,793 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:35:50,793 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:35:50,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-27 06:35:50,794 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:35:50,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:35:50,794 INFO L82 PathProgramCache]: Analyzing trace with hash -463075236, now seen corresponding path program 1 times [2020-10-27 06:35:50,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:35:50,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700199270] [2020-10-27 06:35:50,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:35:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:50,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:50,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:50,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:50,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:50,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:51,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:51,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:52,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:52,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 06:35:55,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 06:35:55,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:55,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:55,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:55,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:55,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:55,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:55,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:35:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:55,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:55,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:55,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:35:55,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:55,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:55,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:55,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:55,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:55,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:55,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:55,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:35:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:55,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:55,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:55,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:35:55,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:55,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:55,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:55,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:55,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:55,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:55,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:55,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:35:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:55,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:55,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:55,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:55,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:55,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:55,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:55,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:55,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:55,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:35:55,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:35:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:35:56,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:35:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:56,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:35:56,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:35:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:35:56,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 06:35:56,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:56,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:56,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:35:56,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:35:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:35:56,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:56,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:35:56,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:35:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:56,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:35:56,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:56,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:35:56,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 06:35:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:56,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:56,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 06:35:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:56,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 06:35:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:56,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:35:56,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-27 06:35:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 06:35:56,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:35:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:35:56,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:35:56,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-27 06:35:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 06:35:56,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:35:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 06:35:56,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:35:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:56,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:35:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:35:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:35:56,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:35:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:35:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:35:56,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-27 06:35:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:35:56,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:35:56,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:35:56,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:35:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 29 proven. 22 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-10-27 06:35:56,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700199270] [2020-10-27 06:35:56,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:35:56,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 06:35:56,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3987404] [2020-10-27 06:35:56,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:35:56,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:35:56,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:35:56,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:35:56,344 INFO L87 Difference]: Start difference. First operand 10326 states and 13713 transitions. Second operand 12 states. [2020-10-27 06:35:56,496 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-27 06:36:03,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:03,902 INFO L93 Difference]: Finished difference Result 22314 states and 33698 transitions. [2020-10-27 06:36:03,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 06:36:03,903 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 211 [2020-10-27 06:36:03,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:03,962 INFO L225 Difference]: With dead ends: 22314 [2020-10-27 06:36:03,962 INFO L226 Difference]: Without dead ends: 12010 [2020-10-27 06:36:04,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 415 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=330, Invalid=1230, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 06:36:04,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12010 states. [2020-10-27 06:36:05,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12010 to 10892. [2020-10-27 06:36:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10892 states. [2020-10-27 06:36:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10892 states to 10892 states and 14213 transitions. [2020-10-27 06:36:05,331 INFO L78 Accepts]: Start accepts. Automaton has 10892 states and 14213 transitions. Word has length 211 [2020-10-27 06:36:05,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:05,331 INFO L481 AbstractCegarLoop]: Abstraction has 10892 states and 14213 transitions. [2020-10-27 06:36:05,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:36:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 10892 states and 14213 transitions. [2020-10-27 06:36:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-27 06:36:05,341 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:05,342 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:36:05,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-27 06:36:05,342 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:05,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:05,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1719130501, now seen corresponding path program 1 times [2020-10-27 06:36:05,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:05,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1103272182] [2020-10-27 06:36:05,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 279 [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:05,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-27 06:36:05,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-27 06:36:05,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:05,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:05,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:36:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:05,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:36:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:05,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:05,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:36:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:05,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:36:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:05,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:36:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:36:05,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:05,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:05,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:05,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:05,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 06:36:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:05,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 06:36:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:05,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:05,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 06:36:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 06:36:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 06:36:05,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:05,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:05,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:05,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-27 06:36:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:05,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:05,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:05,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:05,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2020-10-27 06:36:05,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1103272182] [2020-10-27 06:36:05,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:36:05,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 06:36:05,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848813394] [2020-10-27 06:36:05,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:36:05,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:05,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:36:05,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:36:05,858 INFO L87 Difference]: Start difference. First operand 10892 states and 14213 transitions. Second operand 9 states. [2020-10-27 06:36:09,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:09,367 INFO L93 Difference]: Finished difference Result 18038 states and 24443 transitions. [2020-10-27 06:36:09,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 06:36:09,367 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 213 [2020-10-27 06:36:09,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:09,409 INFO L225 Difference]: With dead ends: 18038 [2020-10-27 06:36:09,409 INFO L226 Difference]: Without dead ends: 9514 [2020-10-27 06:36:09,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2020-10-27 06:36:09,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9514 states. [2020-10-27 06:36:10,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9514 to 8704. [2020-10-27 06:36:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8704 states. [2020-10-27 06:36:10,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8704 states to 8704 states and 10869 transitions. [2020-10-27 06:36:10,373 INFO L78 Accepts]: Start accepts. Automaton has 8704 states and 10869 transitions. Word has length 213 [2020-10-27 06:36:10,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:10,374 INFO L481 AbstractCegarLoop]: Abstraction has 8704 states and 10869 transitions. [2020-10-27 06:36:10,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:36:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 8704 states and 10869 transitions. [2020-10-27 06:36:10,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-10-27 06:36:10,389 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:10,389 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:36:10,389 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-27 06:36:10,390 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:10,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:10,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1593757367, now seen corresponding path program 1 times [2020-10-27 06:36:10,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:10,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1793525660] [2020-10-27 06:36:10,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:10,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:10,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:10,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:10,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:10,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:10,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:10,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:11,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:11,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 342 [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 06:36:15,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-27 06:36:15,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 215 [2020-10-27 06:36:15,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:15,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:15,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:15,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:15,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:15,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:36:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:36:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:15,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:15,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:36:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 06:36:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 06:36:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 06:36:15,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:36:15,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:15,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 06:36:15,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:15,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:15,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 06:36:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:36:15,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-27 06:36:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:36:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 06:36:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:15,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:15,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:15,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:15,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:15,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:15,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:15,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:15,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:15,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:15,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-27 06:36:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:15,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 06:36:16,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:16,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 06:36:16,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:16,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:16,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-27 06:36:16,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:36:16,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:36:16,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:16,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 06:36:16,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:16,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:16,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:16,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:16,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:16,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:16,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-27 06:36:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-27 06:36:16,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 06:36:16,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:16,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:16,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 06:36:16,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 06:36:16,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:36:16,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:16,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-27 06:36:16,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:16,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:16,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:16,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:16,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:16,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-27 06:36:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:16,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:16,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:16,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:16,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:16,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:16,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:16,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:16,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:16,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:16,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 17 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2020-10-27 06:36:16,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1793525660] [2020-10-27 06:36:16,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:36:16,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 06:36:16,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786120019] [2020-10-27 06:36:16,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 06:36:16,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:16,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 06:36:16,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-27 06:36:16,270 INFO L87 Difference]: Start difference. First operand 8704 states and 10869 transitions. Second operand 14 states. [2020-10-27 06:36:26,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:26,936 INFO L93 Difference]: Finished difference Result 30216 states and 43827 transitions. [2020-10-27 06:36:26,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 06:36:26,936 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 262 [2020-10-27 06:36:26,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:27,068 INFO L225 Difference]: With dead ends: 30216 [2020-10-27 06:36:27,068 INFO L226 Difference]: Without dead ends: 25844 [2020-10-27 06:36:27,098 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 81 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=241, Invalid=1091, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 06:36:27,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25844 states. [2020-10-27 06:36:30,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25844 to 24285. [2020-10-27 06:36:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24285 states. [2020-10-27 06:36:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24285 states to 24285 states and 34724 transitions. [2020-10-27 06:36:30,133 INFO L78 Accepts]: Start accepts. Automaton has 24285 states and 34724 transitions. Word has length 262 [2020-10-27 06:36:30,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:30,134 INFO L481 AbstractCegarLoop]: Abstraction has 24285 states and 34724 transitions. [2020-10-27 06:36:30,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 06:36:30,134 INFO L276 IsEmpty]: Start isEmpty. Operand 24285 states and 34724 transitions. [2020-10-27 06:36:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2020-10-27 06:36:30,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:30,154 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:36:30,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-27 06:36:30,155 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:30,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:30,155 INFO L82 PathProgramCache]: Analyzing trace with hash 740029560, now seen corresponding path program 1 times [2020-10-27 06:36:30,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:30,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [705200398] [2020-10-27 06:36:30,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:30,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:30,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:30,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:30,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:30,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:30,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:30,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:32,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 476 [2020-10-27 06:36:35,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 06:36:35,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 06:36:35,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 06:36:35,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-27 06:36:35,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:35,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:36:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:36:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:36:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:35,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 06:36:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 06:36:35,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:35,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 06:36:35,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:36:35,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 06:36:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 06:36:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:35,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 06:36:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:35,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:35,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 06:36:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:35,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 06:36:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:35,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 06:36:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:35,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:35,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:36:35,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 06:36:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 06:36:35,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 06:36:35,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:36:35,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 06:36:35,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-27 06:36:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-27 06:36:35,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-27 06:36:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:35,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-27 06:36:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 06:36:35,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:35,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 06:36:35,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-27 06:36:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-27 06:36:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 06:36:35,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-27 06:36:35,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:36:35,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 06:36:35,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 06:36:35,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 06:36:35,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:35,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:36:35,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:35,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-27 06:36:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:35,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-27 06:36:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-27 06:36:35,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:36:35,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-27 06:36:35,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 06:36:35,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:35,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:35,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:35,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:35,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:35,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2020-10-27 06:36:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:35,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:35,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 06:36:35,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:35,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:35,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2020-10-27 06:36:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:35,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:35,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:35,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:35,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:35,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:35,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:35,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:35,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 74 proven. 48 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-10-27 06:36:35,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [705200398] [2020-10-27 06:36:35,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:36:35,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 06:36:35,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997331231] [2020-10-27 06:36:35,980 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:36:35,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:35,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:36:35,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:36:35,983 INFO L87 Difference]: Start difference. First operand 24285 states and 34724 transitions. Second operand 12 states. [2020-10-27 06:36:41,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:41,472 INFO L93 Difference]: Finished difference Result 46702 states and 74073 transitions. [2020-10-27 06:36:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:36:41,472 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 370 [2020-10-27 06:36:41,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:41,734 INFO L225 Difference]: With dead ends: 46702 [2020-10-27 06:36:41,734 INFO L226 Difference]: Without dead ends: 23583 [2020-10-27 06:36:41,855 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2020-10-27 06:36:42,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23583 states. [2020-10-27 06:36:44,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23583 to 22689. [2020-10-27 06:36:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22689 states. [2020-10-27 06:36:44,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22689 states to 22689 states and 31716 transitions. [2020-10-27 06:36:44,745 INFO L78 Accepts]: Start accepts. Automaton has 22689 states and 31716 transitions. Word has length 370 [2020-10-27 06:36:44,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:44,746 INFO L481 AbstractCegarLoop]: Abstraction has 22689 states and 31716 transitions. [2020-10-27 06:36:44,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:36:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 22689 states and 31716 transitions. [2020-10-27 06:36:44,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2020-10-27 06:36:44,765 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:36:44,766 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:36:44,766 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-27 06:36:44,766 INFO L429 AbstractCegarLoop]: === Iteration 19 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:36:44,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:36:44,766 INFO L82 PathProgramCache]: Analyzing trace with hash -562927899, now seen corresponding path program 1 times [2020-10-27 06:36:44,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:36:44,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1754274882] [2020-10-27 06:36:44,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:36:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:44,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:44,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:44,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 479 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 145 [2020-10-27 06:36:49,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:36:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:36:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:49,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:49,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:36:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 06:36:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:49,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:49,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 06:36:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-27 06:36:49,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:36:49,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:49,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:49,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:49,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:49,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:49,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:49,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:49,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:49,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:49,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:49,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:49,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 06:36:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:50,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 06:36:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 06:36:50,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 06:36:50,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-27 06:36:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:50,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 06:36:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:36:50,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 06:36:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:50,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 06:36:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:36:50,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 06:36:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:50,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:50,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:36:50,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 06:36:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:36:50,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 06:36:50,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:36:50,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:50,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:50,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 06:36:50,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 06:36:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:50,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:50,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 06:36:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-27 06:36:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 06:36:50,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-27 06:36:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:50,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-27 06:36:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 06:36:50,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-10-27 06:36:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:50,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-27 06:36:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 06:36:50,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:50,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:50,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 06:36:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-27 06:36:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-27 06:36:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:50,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-27 06:36:50,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:36:50,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:50,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-27 06:36:50,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:50,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 06:36:50,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:36:50,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:36:50,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 06:36:50,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:36:50,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:50,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:36:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:36:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 06:36:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 06:36:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-27 06:36:50,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:36:50,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:36:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-27 06:36:50,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:36:50,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:36:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:36:50,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:36:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:50,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-27 06:36:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-27 06:36:50,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:36:50,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2020-10-27 06:36:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:36:50,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:36:50,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:36:50,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:36:50,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:36:50,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:36:50,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:36:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:36:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:36:50,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:36:50,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:36:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 97 proven. 47 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2020-10-27 06:36:50,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1754274882] [2020-10-27 06:36:50,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 06:36:50,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 06:36:50,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912152450] [2020-10-27 06:36:50,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 06:36:50,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:36:50,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 06:36:50,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2020-10-27 06:36:50,730 INFO L87 Difference]: Start difference. First operand 22689 states and 31716 transitions. Second operand 17 states. [2020-10-27 06:36:52,652 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-27 06:36:56,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:36:56,079 INFO L93 Difference]: Finished difference Result 26026 states and 36798 transitions. [2020-10-27 06:36:56,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 06:36:56,079 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 373 [2020-10-27 06:36:56,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:36:56,086 INFO L225 Difference]: With dead ends: 26026 [2020-10-27 06:36:56,086 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 06:36:56,161 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=315, Invalid=875, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 06:36:56,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 06:36:56,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 06:36:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 06:36:56,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 06:36:56,165 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 373 [2020-10-27 06:36:56,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:36:56,165 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 06:36:56,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 06:36:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 06:36:56,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 06:36:56,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-27 06:36:56,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 06:36:58,074 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-10-27 06:36:59,365 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2020-10-27 06:37:00,408 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 127 [2020-10-27 06:37:02,946 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 127 [2020-10-27 06:37:03,337 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 110 [2020-10-27 06:37:03,580 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 113 [2020-10-27 06:37:03,751 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 121 [2020-10-27 06:37:04,038 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 121 [2020-10-27 06:37:04,221 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 115 [2020-10-27 06:37:04,366 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 115 [2020-10-27 06:37:04,548 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 129 [2020-10-27 06:37:04,900 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 103 [2020-10-27 06:37:05,094 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 129 [2020-10-27 06:37:05,325 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 104 [2020-10-27 06:37:05,443 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 103 [2020-10-27 06:37:05,732 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 119 [2020-10-27 06:37:06,883 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2020-10-27 06:37:07,020 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2020-10-27 06:37:07,308 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 127 [2020-10-27 06:37:08,421 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 491 DAG size of output: 422 [2020-10-27 06:37:08,553 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 98 [2020-10-27 06:37:08,922 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 105 [2020-10-27 06:37:09,043 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 109 [2020-10-27 06:37:09,274 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 109 [2020-10-27 06:37:09,429 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 109 [2020-10-27 06:37:09,552 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 109 [2020-10-27 06:37:09,745 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 136 [2020-10-27 06:37:10,004 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 124 [2020-10-27 06:37:10,173 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 124 [2020-10-27 06:37:10,372 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 136 [2020-10-27 06:37:10,689 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 133 [2020-10-27 06:37:10,884 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 133 [2020-10-27 06:37:11,005 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 105 [2020-10-27 06:37:11,524 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 86 [2020-10-27 06:37:11,739 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 128 [2020-10-27 06:37:11,960 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2020-10-27 06:37:12,109 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2020-10-27 06:37:12,231 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2020-10-27 06:37:12,430 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2020-10-27 06:37:12,556 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2020-10-27 06:37:12,682 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 98 [2020-10-27 06:37:13,047 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 133 [2020-10-27 06:37:15,166 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 192 [2020-10-27 06:37:15,558 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 199 [2020-10-27 06:37:15,707 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 124 [2020-10-27 06:37:16,162 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 155 [2020-10-27 06:37:16,411 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 142 [2020-10-27 06:37:16,816 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 192 [2020-10-27 06:37:17,009 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 159 [2020-10-27 06:37:17,290 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 159 [2020-10-27 06:37:17,665 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 147 [2020-10-27 06:37:17,915 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 147 [2020-10-27 06:37:19,547 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 142 [2020-10-27 06:37:19,785 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 119 [2020-10-27 06:37:19,959 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 177 [2020-10-27 06:37:20,195 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 205 [2020-10-27 06:37:20,532 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 181 [2020-10-27 06:37:20,856 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 194 [2020-10-27 06:37:20,963 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 158 [2020-10-27 06:37:21,287 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 194 [2020-10-27 06:37:21,393 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 137 [2020-10-27 06:37:21,679 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 184 [2020-10-27 06:37:21,952 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 184 [2020-10-27 06:37:22,342 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 203 [2020-10-27 06:37:22,584 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 194 [2020-10-27 06:37:22,921 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 141