/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=DEEPEST --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/recursive/Ackermann03.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:26:47,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:26:47,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:26:47,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:26:47,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:26:47,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:26:47,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:26:47,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:26:47,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:26:47,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:26:47,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:26:47,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:26:47,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:26:47,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:26:47,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:26:47,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:26:47,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:26:47,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:26:47,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:26:47,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:26:47,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:26:47,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:26:47,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:26:47,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:26:47,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:26:47,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:26:47,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:26:47,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:26:47,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:26:47,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:26:47,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:26:47,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:26:47,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:26:47,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:26:47,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:26:47,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:26:47,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:26:47,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:26:47,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:26:47,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:26:47,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:26:47,567 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 22:26:47,639 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:26:47,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:26:47,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:26:47,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:26:47,645 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:26:47,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:26:47,646 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:26:47,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:26:47,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:26:47,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:26:47,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:26:47,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:26:47,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:26:47,648 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:26:47,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:26:47,648 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:26:47,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:26:47,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:26:47,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:26:47,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:26:47,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:26:47,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:26:47,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:26:47,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:26:47,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:26:47,651 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:26:47,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:26:47,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:26:47,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:26:47,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:26:48,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:26:48,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:26:48,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:26:48,147 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:26:48,149 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:26:48,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Ackermann03.c [2020-10-27 22:26:48,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff645ef61/988f595b63fe49659e517fcef2c0355a/FLAGde9619bfa [2020-10-27 22:26:48,902 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:26:48,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/Ackermann03.c [2020-10-27 22:26:48,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff645ef61/988f595b63fe49659e517fcef2c0355a/FLAGde9619bfa [2020-10-27 22:26:49,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff645ef61/988f595b63fe49659e517fcef2c0355a [2020-10-27 22:26:49,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:26:49,296 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:26:49,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:26:49,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:26:49,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:26:49,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6724767b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49, skipping insertion in model container [2020-10-27 22:26:49,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:26:49,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:26:49,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:26:49,522 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:26:49,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:26:49,557 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:26:49,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49 WrapperNode [2020-10-27 22:26:49,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:26:49,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:26:49,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:26:49,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:26:49,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (1/1) ... [2020-10-27 22:26:49,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:26:49,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:26:49,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:26:49,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:26:49,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (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 22:26:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:26:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:26:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:26:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ackermann [2020-10-27 22:26:49,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:26:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:26:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:26:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:26:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:26:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:26:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure ackermann [2020-10-27 22:26:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:26:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:26:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:26:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:26:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:26:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:26:49,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:26:49,967 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:26:49,968 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 22:26:49,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:26:49 BoogieIcfgContainer [2020-10-27 22:26:49,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:26:49,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:26:49,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:26:49,989 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:26:49,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:26:49" (1/3) ... [2020-10-27 22:26:49,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e5e7864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:26:49, skipping insertion in model container [2020-10-27 22:26:49,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:26:49" (2/3) ... [2020-10-27 22:26:49,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e5e7864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:26:49, skipping insertion in model container [2020-10-27 22:26:49,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:26:49" (3/3) ... [2020-10-27 22:26:49,997 INFO L111 eAbstractionObserver]: Analyzing ICFG Ackermann03.c [2020-10-27 22:26:50,029 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:26:50,041 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 22:26:50,085 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 22:26:50,151 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:26:50,151 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:26:50,151 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:26:50,152 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:26:50,152 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:26:50,152 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:26:50,152 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:26:50,152 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:26:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2020-10-27 22:26:50,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-27 22:26:50,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:26:50,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:26:50,190 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:26:50,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:26:50,205 INFO L82 PathProgramCache]: Analyzing trace with hash 192942640, now seen corresponding path program 1 times [2020-10-27 22:26:50,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:26:50,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [614614310] [2020-10-27 22:26:50,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:26:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:50,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:50,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:50,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 22:26:50,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:50,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 352 [2020-10-27 22:26:50,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:50,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:26:50,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:26:50,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:26:50,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 22:26:50,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:26:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:50,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:50,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:50,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:26:50,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:50,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:26:50,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:26:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:26:50,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:50,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:26:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:50,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:51,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:51,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:51,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:51,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:26:51,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:51,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:26:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:26:51,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:51,034 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 22:26:51,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [614614310] [2020-10-27 22:26:51,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:26:51,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-27 22:26:51,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043011301] [2020-10-27 22:26:51,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:26:51,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:26:51,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:26:51,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:26:51,062 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 6 states. [2020-10-27 22:26:51,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:26:51,426 INFO L93 Difference]: Finished difference Result 61 states and 84 transitions. [2020-10-27 22:26:51,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 22:26:51,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-27 22:26:51,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:26:51,439 INFO L225 Difference]: With dead ends: 61 [2020-10-27 22:26:51,439 INFO L226 Difference]: Without dead ends: 30 [2020-10-27 22:26:51,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:26:51,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-27 22:26:51,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-27 22:26:51,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-27 22:26:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 37 transitions. [2020-10-27 22:26:51,498 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 37 transitions. Word has length 17 [2020-10-27 22:26:51,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:26:51,498 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 37 transitions. [2020-10-27 22:26:51,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:26:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2020-10-27 22:26:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-27 22:26:51,502 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:26:51,502 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:26:51,502 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:26:51,502 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:26:51,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:26:51,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1691639833, now seen corresponding path program 1 times [2020-10-27 22:26:51,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:26:51,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [257548925] [2020-10-27 22:26:51,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:26:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:51,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:51,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:51,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:51,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 22:26:51,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:26:51,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 403 [2020-10-27 22:26:51,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:51,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:26:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:26:51,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:26:51,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:26:51,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:26:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:51,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:51,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:51,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:26:51,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:51,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:26:51,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:51,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:26:51,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:51,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:26:51,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:26:52,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:26:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:52,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:52,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:52,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:26:52,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:52,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:26:52,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:26:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:52,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:26:52,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:26:52,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:52,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:52,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:52,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:52,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:52,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:26:52,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:52,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:26:52,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:52,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:26:52,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:52,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:26:52,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [257548925] [2020-10-27 22:26:52,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:26:52,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 22:26:52,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353447976] [2020-10-27 22:26:52,089 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 22:26:52,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:26:52,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 22:26:52,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:26:52,093 INFO L87 Difference]: Start difference. First operand 30 states and 37 transitions. Second operand 6 states. [2020-10-27 22:26:52,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:26:52,316 INFO L93 Difference]: Finished difference Result 55 states and 80 transitions. [2020-10-27 22:26:52,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 22:26:52,316 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-27 22:26:52,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:26:52,319 INFO L225 Difference]: With dead ends: 55 [2020-10-27 22:26:52,319 INFO L226 Difference]: Without dead ends: 32 [2020-10-27 22:26:52,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:26:52,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-27 22:26:52,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2020-10-27 22:26:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-27 22:26:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2020-10-27 22:26:52,333 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 41 transitions. Word has length 24 [2020-10-27 22:26:52,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:26:52,333 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 41 transitions. [2020-10-27 22:26:52,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 22:26:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2020-10-27 22:26:52,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-27 22:26:52,336 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:26:52,336 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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] [2020-10-27 22:26:52,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:26:52,337 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:26:52,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:26:52,337 INFO L82 PathProgramCache]: Analyzing trace with hash 936683835, now seen corresponding path program 1 times [2020-10-27 22:26:52,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:26:52,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [371128052] [2020-10-27 22:26:52,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:26:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:52,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:52,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:52,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:53,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 22:26:53,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:26:53,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1087 [2020-10-27 22:26:53,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:53,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:26:53,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:26:53,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:26:53,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:53,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:26:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:53,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:53,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:26:53,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:53,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:26:53,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:53,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:26:53,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:53,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:26:53,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:26:53,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:26:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:53,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:53,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:26:53,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:26:53,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-10-27 22:26:53,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:53,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:26:53,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:53,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:26:53,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:53,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:53,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:53,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:26:53,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:53,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:26:53,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:53,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:26:53,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:53,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:26:53,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:53,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:53,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:53,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:53,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:53,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:26:53,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:53,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:26:53,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:53,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:26:53,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:53,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:26:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:53,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:53,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:53,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:53,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:53,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:26:53,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:53,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:26:53,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:53,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:26:53,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:26:53,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [371128052] [2020-10-27 22:26:53,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:26:53,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:26:53,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893613662] [2020-10-27 22:26:53,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:26:53,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:26:53,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:26:53,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:26:53,852 INFO L87 Difference]: Start difference. First operand 32 states and 41 transitions. Second operand 8 states. [2020-10-27 22:26:54,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:26:54,255 INFO L93 Difference]: Finished difference Result 50 states and 72 transitions. [2020-10-27 22:26:54,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:26:54,256 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2020-10-27 22:26:54,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:26:54,259 INFO L225 Difference]: With dead ends: 50 [2020-10-27 22:26:54,259 INFO L226 Difference]: Without dead ends: 45 [2020-10-27 22:26:54,260 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:26:54,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-27 22:26:54,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-10-27 22:26:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-10-27 22:26:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 67 transitions. [2020-10-27 22:26:54,276 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 67 transitions. Word has length 37 [2020-10-27 22:26:54,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:26:54,276 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 67 transitions. [2020-10-27 22:26:54,276 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:26:54,277 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2020-10-27 22:26:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-27 22:26:54,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:26:54,280 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:26:54,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:26:54,281 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:26:54,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:26:54,281 INFO L82 PathProgramCache]: Analyzing trace with hash -239584131, now seen corresponding path program 2 times [2020-10-27 22:26:54,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:26:54,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [133155767] [2020-10-27 22:26:54,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:26:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:54,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:54,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:56,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:56,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 22:26:56,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:26:56,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2441 [2020-10-27 22:26:56,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:56,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 22:26:56,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 22:26:56,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 22:26:56,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:56,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:26:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:56,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:56,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:56,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:26:56,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:56,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:26:56,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:56,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:26:56,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:56,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:26:56,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:56,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:26:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:56,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-27 22:26:57,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 224 [2020-10-27 22:26:57,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 22:26:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:26:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 22:26:57,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:26:57,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 139 [2020-10-27 22:26:57,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 22:26:57,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:57,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:26:57,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:26:57,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-27 22:26:57,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:26:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:57,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:26:57,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:26:57,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:26:57,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:26:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:57,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:26:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:57,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:26:57,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:26:57,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:57,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:26:57,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:26:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:57,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:26:57,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:26:57,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:57,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:26:57,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:26:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:26:57,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:26:57,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:26:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:26:57,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:26:57,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:26:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:57,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:57,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:26:57,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:26:57,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:26:57,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:26:57,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:26:57,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:26:57,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:26:57,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:26:57,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:26:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 44 proven. 37 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-27 22:26:57,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [133155767] [2020-10-27 22:26:57,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:26:57,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:26:57,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901141943] [2020-10-27 22:26:57,522 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:26:57,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:26:57,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:26:57,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:26:57,524 INFO L87 Difference]: Start difference. First operand 45 states and 67 transitions. Second operand 14 states. [2020-10-27 22:26:58,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:26:58,553 INFO L93 Difference]: Finished difference Result 117 states and 258 transitions. [2020-10-27 22:26:58,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 22:26:58,556 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 64 [2020-10-27 22:26:58,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:26:58,563 INFO L225 Difference]: With dead ends: 117 [2020-10-27 22:26:58,564 INFO L226 Difference]: Without dead ends: 81 [2020-10-27 22:26:58,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=147, Invalid=555, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:26:58,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-27 22:26:58,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 71. [2020-10-27 22:26:58,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-27 22:26:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 135 transitions. [2020-10-27 22:26:58,592 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 135 transitions. Word has length 64 [2020-10-27 22:26:58,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:26:58,593 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 135 transitions. [2020-10-27 22:26:58,593 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:26:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 135 transitions. [2020-10-27 22:26:58,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-27 22:26:58,599 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:26:58,599 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 8, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:26:58,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:26:58,600 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:26:58,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:26:58,600 INFO L82 PathProgramCache]: Analyzing trace with hash 762637124, now seen corresponding path program 3 times [2020-10-27 22:26:58,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:26:58,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1260367744] [2020-10-27 22:26:58,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:26:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:26:58,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:58,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:58,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:58,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:26:58,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:02,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:03,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-27 22:27:03,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:27:03,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 22:27:03,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:03,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:03,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-27 22:27:03,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:27:03,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:03,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:27:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:03,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:03,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:27:03,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:03,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:03,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:03,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:03,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:27:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:03,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:03,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:08,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-27 22:27:08,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:27:08,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:27:08,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:08,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:08,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-27 22:27:08,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:27:08,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:08,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:08,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:08,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:08,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:08,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:27:08,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:08,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:08,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:08,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:08,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:08,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:08,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:08,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:08,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:08,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:27:08,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:08,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:08,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:08,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:08,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:08,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:08,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:08,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:08,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:08,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:08,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:08,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:08,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:08,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:08,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:08,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:08,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:08,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:08,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:08,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:08,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:08,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:08,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:08,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:08,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:08,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:08,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:08,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:08,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:08,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:08,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:08,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:08,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:08,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:08,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:08,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:08,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:08,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:08,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:09,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:09,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:27:10,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:27:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1523 [2020-10-27 22:27:10,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 22:27:10,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:27:10,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:10,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:10,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:10,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:10,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:10,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:10,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:10,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:10,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:10,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:10,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:10,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:10,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:27:10,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-27 22:27:10,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:10,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:27:10,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:27:10,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:10,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:10,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:10,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:10,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:27:10,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:10,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:10,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:27:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:10,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:10,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:10,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:27:10,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:27:10,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:27:10,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 22:27:10,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:10,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:10,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:10,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:10,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:10,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:27:10,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:10,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:10,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:10,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:10,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 156 proven. 6 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2020-10-27 22:27:10,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1260367744] [2020-10-27 22:27:10,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:27:10,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:27:10,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899346509] [2020-10-27 22:27:10,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:27:10,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:27:10,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:27:10,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:27:10,676 INFO L87 Difference]: Start difference. First operand 71 states and 135 transitions. Second operand 9 states. [2020-10-27 22:27:11,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:27:11,077 INFO L93 Difference]: Finished difference Result 109 states and 233 transitions. [2020-10-27 22:27:11,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 22:27:11,080 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2020-10-27 22:27:11,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:27:11,082 INFO L225 Difference]: With dead ends: 109 [2020-10-27 22:27:11,082 INFO L226 Difference]: Without dead ends: 45 [2020-10-27 22:27:11,084 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:27:11,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-27 22:27:11,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-10-27 22:27:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-10-27 22:27:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions. [2020-10-27 22:27:11,096 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 60 transitions. Word has length 97 [2020-10-27 22:27:11,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:27:11,097 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 60 transitions. [2020-10-27 22:27:11,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:27:11,097 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2020-10-27 22:27:11,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-27 22:27:11,100 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:27:11,100 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 8, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:27:11,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:27:11,101 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:27:11,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:27:11,102 INFO L82 PathProgramCache]: Analyzing trace with hash -261393040, now seen corresponding path program 4 times [2020-10-27 22:27:11,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:27:11,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1159923034] [2020-10-27 22:27:11,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:27:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:11,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:11,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:11,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:11,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:11,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:11,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:11,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:12,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:13,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:16,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-27 22:27:16,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:27:16,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 22:27:16,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:16,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:27:16,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 22:27:16,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:27:16,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:16,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:27:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:16,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:16,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:16,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:16,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:27:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:16,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:16,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:19,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:19,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:19,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:19,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:20,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-27 22:27:21,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 22:27:21,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 22:27:21,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:21,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 22:27:21,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 22:27:21,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:21,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:21,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:27:21,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:21,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:21,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:21,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:21,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:21,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:21,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:21,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:21,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:21,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:21,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:21,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:21,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:21,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:21,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:21,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:21,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:21,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:21,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:21,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:21,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:27:21,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:27:21,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 573 [2020-10-27 22:27:21,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:21,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:27:21,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:27:21,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 22:27:21,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:21,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:21,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:21,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:22,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:22,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:27:22,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 442 [2020-10-27 22:27:22,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:22,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:22,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:22,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:27:22,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:22,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:22,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:22,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:22,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:27:22,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 222 [2020-10-27 22:27:22,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:22,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:27:22,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:22,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:27:22,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:22,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:22,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:22,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:22,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:22,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:27:22,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:22,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:22,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:22,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:27:22,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:22,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:22,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:22,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:22,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:22,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:27:22,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:22,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:22,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:22,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:22,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:22,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:22,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:22,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:22,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:22,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:22,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:22,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:22,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:22,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:22,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:22,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:22,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:22,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:22,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:27:22,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:27:22,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 181 proven. 27 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2020-10-27 22:27:22,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1159923034] [2020-10-27 22:27:22,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:27:22,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:27:22,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382138604] [2020-10-27 22:27:22,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:27:22,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:27:22,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:27:22,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:27:22,773 INFO L87 Difference]: Start difference. First operand 45 states and 60 transitions. Second operand 9 states. [2020-10-27 22:27:23,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:27:23,295 INFO L93 Difference]: Finished difference Result 96 states and 174 transitions. [2020-10-27 22:27:23,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 22:27:23,295 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 97 [2020-10-27 22:27:23,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:27:23,298 INFO L225 Difference]: With dead ends: 96 [2020-10-27 22:27:23,298 INFO L226 Difference]: Without dead ends: 60 [2020-10-27 22:27:23,299 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:27:23,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-10-27 22:27:23,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 58. [2020-10-27 22:27:23,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-27 22:27:23,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 90 transitions. [2020-10-27 22:27:23,323 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 90 transitions. Word has length 97 [2020-10-27 22:27:23,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:27:23,325 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 90 transitions. [2020-10-27 22:27:23,325 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:27:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2020-10-27 22:27:23,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-27 22:27:23,337 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:27:23,337 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 8, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:27:23,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:27:23,337 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:27:23,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:27:23,338 INFO L82 PathProgramCache]: Analyzing trace with hash 363553574, now seen corresponding path program 5 times [2020-10-27 22:27:23,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:27:23,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1919028140] [2020-10-27 22:27:23,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:27:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:23,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:23,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:23,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:23,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:23,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:23,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:25,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:25,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:28,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-27 22:27:28,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:27:28,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 22:27:28,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:28,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:27:28,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-27 22:27:28,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:27:28,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:28,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:27:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:28,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:28,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:27:28,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:28,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:28,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:28,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:28,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:28,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:28,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:28,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:27:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:28,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:28,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:29,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:32,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:32,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:32,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:32,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:32,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:33,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-27 22:27:33,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 22:27:33,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:27:33,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:27:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-27 22:27:33,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:27:33,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:33,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:33,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:33,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:33,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:33,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:33,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:33,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:33,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:33,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:33,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:33,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:33,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:33,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:33,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:33,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:33,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:33,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:33,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:33,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:33,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:33,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:33,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:33,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:33,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:33,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:33,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:33,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:33,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:33,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:33,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:33,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:33,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:33,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:33,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:33,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:33,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:33,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:33,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:33,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:33,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:33,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:33,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:33,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:33,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:33,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:33,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:33,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:33,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:33,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:34,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:34,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:27:34,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:27:34,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1357 [2020-10-27 22:27:34,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:34,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:27:34,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:27:34,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:27:34,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:34,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:34,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:34,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:27:34,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:34,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:34,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:34,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:34,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:34,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:34,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:27:34,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:27:34,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:27:34,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:34,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:35,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:35,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:35,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:35,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:35,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:27:35,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:35,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:27:35,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:35,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:35,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:35,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:35,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:35,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:35,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:35,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:35,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:35,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:35,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:35,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:35,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:35,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:35,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:35,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:35,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:35,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:35,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:35,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:35,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:35,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 151 proven. 31 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2020-10-27 22:27:35,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1919028140] [2020-10-27 22:27:35,075 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:27:35,075 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:27:35,075 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957923764] [2020-10-27 22:27:35,076 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:27:35,076 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:27:35,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:27:35,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:27:35,078 INFO L87 Difference]: Start difference. First operand 58 states and 90 transitions. Second operand 11 states. [2020-10-27 22:27:35,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:27:35,804 INFO L93 Difference]: Finished difference Result 136 states and 274 transitions. [2020-10-27 22:27:35,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:27:35,806 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 97 [2020-10-27 22:27:35,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:27:35,815 INFO L225 Difference]: With dead ends: 136 [2020-10-27 22:27:35,815 INFO L226 Difference]: Without dead ends: 87 [2020-10-27 22:27:35,816 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2020-10-27 22:27:35,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-27 22:27:35,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2020-10-27 22:27:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-27 22:27:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 157 transitions. [2020-10-27 22:27:35,839 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 157 transitions. Word has length 97 [2020-10-27 22:27:35,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:27:35,839 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 157 transitions. [2020-10-27 22:27:35,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:27:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 157 transitions. [2020-10-27 22:27:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-27 22:27:35,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:27:35,842 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:27:35,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:27:35,842 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:27:35,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:27:35,843 INFO L82 PathProgramCache]: Analyzing trace with hash 2024068059, now seen corresponding path program 6 times [2020-10-27 22:27:35,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:27:35,843 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [486918201] [2020-10-27 22:27:35,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:27:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:35,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:35,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-27 22:27:37,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:27:37,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1473 [2020-10-27 22:27:37,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:27:37,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 22:27:37,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:27:37,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:27:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:37,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:27:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-27 22:27:37,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:27:37,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:37,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:27:37,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:27:37,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:27:37,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:27:37,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:37,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:37,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:37,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:27:37,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:37,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:37,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:27:37,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:27:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:27:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:27:37,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:37,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:27:37,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:37,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:27:37,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:37,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:37,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:37,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:37,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 22:27:37,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:37,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:37,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:37,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:37,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:37,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:37,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:37,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 63 proven. 75 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-27 22:27:37,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [486918201] [2020-10-27 22:27:37,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:27:37,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:27:37,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348942063] [2020-10-27 22:27:37,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:27:37,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:27:37,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:27:37,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:27:37,999 INFO L87 Difference]: Start difference. First operand 85 states and 157 transitions. Second operand 16 states. [2020-10-27 22:27:39,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:27:39,392 INFO L93 Difference]: Finished difference Result 163 states and 336 transitions. [2020-10-27 22:27:39,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 22:27:39,397 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 77 [2020-10-27 22:27:39,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:27:39,399 INFO L225 Difference]: With dead ends: 163 [2020-10-27 22:27:39,399 INFO L226 Difference]: Without dead ends: 89 [2020-10-27 22:27:39,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=230, Invalid=892, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 22:27:39,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-10-27 22:27:39,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2020-10-27 22:27:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-10-27 22:27:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2020-10-27 22:27:39,423 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 77 [2020-10-27 22:27:39,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:27:39,424 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2020-10-27 22:27:39,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:27:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2020-10-27 22:27:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-10-27 22:27:39,426 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:27:39,427 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 10, 7, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:27:39,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:27:39,427 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:27:39,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:27:39,428 INFO L82 PathProgramCache]: Analyzing trace with hash -1879038422, now seen corresponding path program 7 times [2020-10-27 22:27:39,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:27:39,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [385332868] [2020-10-27 22:27:39,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:27:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:39,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:39,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:39,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:39,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:39,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:40,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:40,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:40,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:40,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:40,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:40,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:44,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-27 22:27:44,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 22:27:44,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 22:27:44,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:44,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:27:44,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 22:27:44,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 22:27:44,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:44,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:27:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:44,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:44,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:27:44,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:44,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:44,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:44,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:44,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:44,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:27:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:44,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:44,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:45,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:45,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:46,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:46,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:46,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:46,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:47,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:47,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:47,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:47,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:49,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 22:27:49,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:49,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:49,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:49,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:49,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:49,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:49,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:49,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:49,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:49,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:49,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:49,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:49,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:49,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:49,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:49,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:49,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:49,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:49,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:49,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:49,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:49,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:49,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:49,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:49,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:49,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:49,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:49,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:49,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:49,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:49,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:49,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:49,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:49,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:49,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:49,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:49,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:49,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:49,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:49,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:49,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:49,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:49,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:50,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:50,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:50,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:50,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:51,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:51,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 22:27:54,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 22:27:54,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:54,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:54,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:54,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:54,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:27:54,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:27:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:27:54,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:54,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:27:54,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:54,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:54,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:54,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:54,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:54,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:54,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:27:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:54,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:27:54,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:54,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 22:27:54,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:54,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:27:54,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 22:27:54,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:54,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:54,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:54,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:27:54,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:55,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:55,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:55,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:27:55,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:55,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:55,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:55,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:55,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:55,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:55,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:55,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:55,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:55,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:55,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:55,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:55,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:55,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:55,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:55,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:55,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:55,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:55,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:55,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:55,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:55,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:55,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:55,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:27:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:55,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:55,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:55,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:55,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:55,086 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 262 proven. 95 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2020-10-27 22:27:55,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [385332868] [2020-10-27 22:27:55,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:27:55,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:27:55,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979396506] [2020-10-27 22:27:55,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:27:55,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:27:55,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:27:55,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:27:55,088 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand 16 states. [2020-10-27 22:27:57,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:27:57,081 INFO L93 Difference]: Finished difference Result 209 states and 409 transitions. [2020-10-27 22:27:57,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 22:27:57,082 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 123 [2020-10-27 22:27:57,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:27:57,088 INFO L225 Difference]: With dead ends: 209 [2020-10-27 22:27:57,089 INFO L226 Difference]: Without dead ends: 126 [2020-10-27 22:27:57,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=264, Invalid=1068, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 22:27:57,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-27 22:27:57,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 103. [2020-10-27 22:27:57,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-27 22:27:57,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 182 transitions. [2020-10-27 22:27:57,134 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 182 transitions. Word has length 123 [2020-10-27 22:27:57,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:27:57,135 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 182 transitions. [2020-10-27 22:27:57,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:27:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 182 transitions. [2020-10-27 22:27:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-27 22:27:57,137 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:27:57,137 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 7, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:27:57,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:27:57,137 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:27:57,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:27:57,138 INFO L82 PathProgramCache]: Analyzing trace with hash -129965595, now seen corresponding path program 8 times [2020-10-27 22:27:57,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:27:57,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1859561190] [2020-10-27 22:27:57,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:27:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:57,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:57,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:58,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:58,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 122 [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1629 [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:27:58,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:58,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:27:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:58,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:58,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:27:58,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:58,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:27:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:58,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 104 [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 204 [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 22:27:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:27:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:27:59,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:27:59,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-27 22:27:59,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 22:27:59,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:27:59,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:59,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 22:27:59,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:27:59,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:27:59,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:59,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:27:59,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:59,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:27:59,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:59,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:27:59,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:59,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:59,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:27:59,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:27:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:27:59,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-27 22:27:59,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:27:59,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:27:59,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 22:27:59,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:27:59,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:27:59,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:27:59,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:27:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:27:59,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:27:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:59,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:59,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:59,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:27:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:59,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:59,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:27:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:27:59,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:27:59,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:27:59,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:27:59,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:27:59,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:27:59,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:27:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:27:59,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:27:59,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:27:59,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:27:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 84 proven. 119 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-27 22:27:59,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1859561190] [2020-10-27 22:27:59,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:27:59,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:27:59,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411945881] [2020-10-27 22:27:59,569 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:27:59,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:27:59,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:27:59,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:27:59,570 INFO L87 Difference]: Start difference. First operand 103 states and 182 transitions. Second operand 16 states. [2020-10-27 22:28:01,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:01,063 INFO L93 Difference]: Finished difference Result 199 states and 407 transitions. [2020-10-27 22:28:01,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:28:01,065 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 90 [2020-10-27 22:28:01,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:01,068 INFO L225 Difference]: With dead ends: 199 [2020-10-27 22:28:01,068 INFO L226 Difference]: Without dead ends: 109 [2020-10-27 22:28:01,071 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=299, Invalid=1107, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 22:28:01,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-10-27 22:28:01,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 108. [2020-10-27 22:28:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-27 22:28:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 180 transitions. [2020-10-27 22:28:01,090 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 180 transitions. Word has length 90 [2020-10-27 22:28:01,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:01,091 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 180 transitions. [2020-10-27 22:28:01,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:28:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2020-10-27 22:28:01,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-27 22:28:01,093 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:01,093 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 8, 6, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:01,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:28:01,094 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:01,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:01,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1153436557, now seen corresponding path program 9 times [2020-10-27 22:28:01,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:01,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [338430845] [2020-10-27 22:28:01,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-27 22:28:01,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:28:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:28:01,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-10-27 22:28:01,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:01,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-27 22:28:01,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:01,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-27 22:28:01,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:01,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:28:01,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:28:01,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:01,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:28:01,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:28:01,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:01,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:01,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:01,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:01,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:01,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:01,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:01,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:01,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:28:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-27 22:28:01,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:01,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:28:01,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:01,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:28:01,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:01,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:01,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:28:01,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:01,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:01,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:01,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:01,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 22:28:01,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:01,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:01,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:01,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:01,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:01,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:01,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:01,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:01,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:01,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 41 proven. 67 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2020-10-27 22:28:01,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [338430845] [2020-10-27 22:28:01,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:01,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:28:01,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794989522] [2020-10-27 22:28:01,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:28:01,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:01,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:28:01,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:28:01,899 INFO L87 Difference]: Start difference. First operand 108 states and 180 transitions. Second operand 8 states. [2020-10-27 22:28:02,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:02,318 INFO L93 Difference]: Finished difference Result 113 states and 184 transitions. [2020-10-27 22:28:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:28:02,319 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2020-10-27 22:28:02,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:02,325 INFO L225 Difference]: With dead ends: 113 [2020-10-27 22:28:02,325 INFO L226 Difference]: Without dead ends: 108 [2020-10-27 22:28:02,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:28:02,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-27 22:28:02,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-10-27 22:28:02,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-27 22:28:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 179 transitions. [2020-10-27 22:28:02,349 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 179 transitions. Word has length 103 [2020-10-27 22:28:02,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:02,350 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 179 transitions. [2020-10-27 22:28:02,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:28:02,350 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 179 transitions. [2020-10-27 22:28:02,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 22:28:02,355 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:02,355 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 13, 10, 9, 9, 9, 9, 9, 9, 9, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:02,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 22:28:02,356 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:02,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:02,356 INFO L82 PathProgramCache]: Analyzing trace with hash 817501940, now seen corresponding path program 10 times [2020-10-27 22:28:02,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:02,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936572631] [2020-10-27 22:28:02,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:02,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:03,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:03,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-27 22:28:03,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:03,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1031 [2020-10-27 22:28:03,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-27 22:28:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 22:28:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-27 22:28:03,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:03,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:03,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:03,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:03,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:03,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:03,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:03,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:28:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:03,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:04,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:04,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 22:28:04,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:04,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1090 [2020-10-27 22:28:04,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:04,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-27 22:28:04,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:28:04,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-27 22:28:04,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:04,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:04,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:04,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:04,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:28:04,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:04,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 323 [2020-10-27 22:28:04,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:04,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-10-27 22:28:04,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:04,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 22:28:04,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:04,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:05,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:05,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:05,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:05,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:05,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:05,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:05,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:05,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:05,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:28:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 152 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:28:05,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:05,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-27 22:28:05,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:28:05,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:28:05,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:05,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 22:28:05,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:05,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:05,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:05,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:28:05,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:05,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:28:05,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:05,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:05,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:05,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:05,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:05,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:05,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:05,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:05,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:28:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:05,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 22:28:05,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:28:05,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:05,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-27 22:28:05,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:28:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:05,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:28:05,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:28:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:28:05,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:05,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:05,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:05,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:05,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:05,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:05,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:05,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:05,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:05,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:05,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:05,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:05,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:05,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:05,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 431 proven. 298 refuted. 0 times theorem prover too weak. 517 trivial. 0 not checked. [2020-10-27 22:28:05,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1936572631] [2020-10-27 22:28:05,954 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:05,954 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 22:28:05,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006828325] [2020-10-27 22:28:05,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 22:28:05,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:05,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 22:28:05,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2020-10-27 22:28:05,956 INFO L87 Difference]: Start difference. First operand 108 states and 179 transitions. Second operand 22 states. [2020-10-27 22:28:08,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:08,589 INFO L93 Difference]: Finished difference Result 226 states and 460 transitions. [2020-10-27 22:28:08,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 22:28:08,590 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 162 [2020-10-27 22:28:08,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:08,595 INFO L225 Difference]: With dead ends: 226 [2020-10-27 22:28:08,595 INFO L226 Difference]: Without dead ends: 131 [2020-10-27 22:28:08,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=526, Invalid=2444, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 22:28:08,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-10-27 22:28:08,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 123. [2020-10-27 22:28:08,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-10-27 22:28:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 219 transitions. [2020-10-27 22:28:08,619 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 219 transitions. Word has length 162 [2020-10-27 22:28:08,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:08,620 INFO L481 AbstractCegarLoop]: Abstraction has 123 states and 219 transitions. [2020-10-27 22:28:08,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 22:28:08,620 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 219 transitions. [2020-10-27 22:28:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-27 22:28:08,624 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:08,624 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 14, 11, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:08,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 22:28:08,625 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:08,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:08,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1916267924, now seen corresponding path program 11 times [2020-10-27 22:28:08,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:08,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [430363728] [2020-10-27 22:28:08,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:08,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:09,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:09,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-27 22:28:09,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:09,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1119 [2020-10-27 22:28:09,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:09,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-27 22:28:09,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 22:28:09,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-27 22:28:09,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:09,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:09,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:09,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:09,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:28:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:09,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:10,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:10,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-27 22:28:10,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:10,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 955 [2020-10-27 22:28:10,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:10,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-27 22:28:10,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:28:10,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-27 22:28:10,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:10,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:10,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 306 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 22:28:11,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:11,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:11,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:11,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:11,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:11,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:11,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:11,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:28:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:11,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 229 [2020-10-27 22:28:11,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:28:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:28:11,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:11,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 142 [2020-10-27 22:28:11,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:28:11,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:28:11,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:11,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-27 22:28:11,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:11,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:11,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:11,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:28:11,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:11,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:28:11,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:11,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:11,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:11,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:11,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:11,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:11,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:11,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:11,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:11,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:11,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:11,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:11,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:11,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:11,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:11,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:28:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:11,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:28:12,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-27 22:28:12,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:28:12,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:12,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 22:28:12,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 22:28:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:12,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:28:12,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:28:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:28:12,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:28:12,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:12,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:28:12,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:12,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:12,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:12,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:12,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:12,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:12,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:12,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:12,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:12,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:28:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:12,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:12,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:12,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:12,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:12,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1483 backedges. 498 proven. 378 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2020-10-27 22:28:12,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [430363728] [2020-10-27 22:28:12,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:12,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-27 22:28:12,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929135617] [2020-10-27 22:28:12,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 22:28:12,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:12,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 22:28:12,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2020-10-27 22:28:12,408 INFO L87 Difference]: Start difference. First operand 123 states and 219 transitions. Second operand 23 states. [2020-10-27 22:28:15,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:15,283 INFO L93 Difference]: Finished difference Result 256 states and 561 transitions. [2020-10-27 22:28:15,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-27 22:28:15,284 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 175 [2020-10-27 22:28:15,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:15,290 INFO L225 Difference]: With dead ends: 256 [2020-10-27 22:28:15,290 INFO L226 Difference]: Without dead ends: 146 [2020-10-27 22:28:15,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=600, Invalid=2706, Unknown=0, NotChecked=0, Total=3306 [2020-10-27 22:28:15,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-27 22:28:15,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 143. [2020-10-27 22:28:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-27 22:28:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 275 transitions. [2020-10-27 22:28:15,320 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 275 transitions. Word has length 175 [2020-10-27 22:28:15,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:15,321 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 275 transitions. [2020-10-27 22:28:15,321 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-27 22:28:15,321 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 275 transitions. [2020-10-27 22:28:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-10-27 22:28:15,326 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:15,327 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 15, 12, 11, 11, 11, 11, 11, 11, 11, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:15,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-27 22:28:15,327 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:15,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:15,328 INFO L82 PathProgramCache]: Analyzing trace with hash 282891340, now seen corresponding path program 12 times [2020-10-27 22:28:15,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:15,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1989485144] [2020-10-27 22:28:15,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:15,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1547 [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 40 [2020-10-27 22:28:16,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-27 22:28:16,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-27 22:28:16,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:17,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:17,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:17,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:17,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:17,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:17,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:28:17,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:17,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:17,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:17,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:28:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:17,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-27 22:28:18,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1583 [2020-10-27 22:28:18,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-27 22:28:18,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 228 [2020-10-27 22:28:18,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:28:18,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:28:18,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:18,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:18,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:18,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:18,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:18,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:18,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:18,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:18,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:18,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:18,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:28:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:18,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:28:18,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:18,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:28:18,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:18,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:18,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:18,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:18,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:18,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:18,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:18,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:18,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:18,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:18,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:18,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:18,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:18,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:18,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:18,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:28:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:18,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 451 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-27 22:28:19,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:19,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:19,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 229 [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-27 22:28:19,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:19,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:28:19,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:19,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:19,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 140 [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:28:19,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:19,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:19,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:19,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:19,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:19,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:19,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-27 22:28:19,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:28:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:28:19,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:20,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:28:20,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:20,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:20,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:20,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:20,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:20,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:20,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:20,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:20,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:28:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:20,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:28:20,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:20,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:20,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:28:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:20,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:20,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:20,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:20,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:20,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:20,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:20,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1741 backedges. 600 proven. 156 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2020-10-27 22:28:20,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1989485144] [2020-10-27 22:28:20,684 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:20,684 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-27 22:28:20,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025240073] [2020-10-27 22:28:20,685 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-27 22:28:20,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:20,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-27 22:28:20,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=598, Unknown=0, NotChecked=0, Total=650 [2020-10-27 22:28:20,686 INFO L87 Difference]: Start difference. First operand 143 states and 275 transitions. Second operand 26 states. [2020-10-27 22:28:27,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:27,184 INFO L93 Difference]: Finished difference Result 370 states and 894 transitions. [2020-10-27 22:28:27,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-10-27 22:28:27,185 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 188 [2020-10-27 22:28:27,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:27,204 INFO L225 Difference]: With dead ends: 370 [2020-10-27 22:28:27,204 INFO L226 Difference]: Without dead ends: 325 [2020-10-27 22:28:27,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 59 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1613 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=667, Invalid=6473, Unknown=0, NotChecked=0, Total=7140 [2020-10-27 22:28:27,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2020-10-27 22:28:27,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 195. [2020-10-27 22:28:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2020-10-27 22:28:27,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 452 transitions. [2020-10-27 22:28:27,287 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 452 transitions. Word has length 188 [2020-10-27 22:28:27,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:27,288 INFO L481 AbstractCegarLoop]: Abstraction has 195 states and 452 transitions. [2020-10-27 22:28:27,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-27 22:28:27,288 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 452 transitions. [2020-10-27 22:28:27,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-27 22:28:27,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:27,297 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 16, 13, 12, 12, 12, 12, 12, 12, 12, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:27,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-27 22:28:27,298 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:27,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:27,298 INFO L82 PathProgramCache]: Analyzing trace with hash 986851092, now seen corresponding path program 13 times [2020-10-27 22:28:27,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:27,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [183321019] [2020-10-27 22:28:27,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:27,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:27,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:30,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2963 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:28:30,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:30,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:30,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:30,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:30,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:28:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:30,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:30,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2586 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:28:32,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:32,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 343 [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 22:28:33,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:33,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:33,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:33,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:33,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:33,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:33,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:33,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:33,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:28:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:28:33,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:28:33,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:33,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:28:33,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:33,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:33,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:28:33,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:33,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:33,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:33,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:33,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:34,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:34,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:34,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:34,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:34,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:34,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:34,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:34,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:34,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:34,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:34,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:34,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:34,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:34,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:28:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 420 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 22:28:34,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:34,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:34,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 278 [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:34,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 22:28:34,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:28:35,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:35,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-10-27 22:28:35,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 22:28:35,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 22:28:35,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:28:35,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:35,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:28:35,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:35,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:28:35,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:35,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:28:35,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:28:35,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:35,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:35,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:35,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:35,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:28:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:35,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:28:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:35,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:28:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:35,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:35,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:35,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:35,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:35,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:35,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:35,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:35,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:35,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:35,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2020 backedges. 622 proven. 601 refuted. 0 times theorem prover too weak. 797 trivial. 0 not checked. [2020-10-27 22:28:35,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [183321019] [2020-10-27 22:28:35,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:35,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-27 22:28:35,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737896990] [2020-10-27 22:28:35,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-27 22:28:35,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:35,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-27 22:28:35,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=634, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:28:35,837 INFO L87 Difference]: Start difference. First operand 195 states and 452 transitions. Second operand 27 states. [2020-10-27 22:28:42,628 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2020-10-27 22:28:43,854 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-10-27 22:28:48,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:48,017 INFO L93 Difference]: Finished difference Result 708 states and 2433 transitions. [2020-10-27 22:28:48,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2020-10-27 22:28:48,018 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 201 [2020-10-27 22:28:48,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:48,046 INFO L225 Difference]: With dead ends: 708 [2020-10-27 22:28:48,046 INFO L226 Difference]: Without dead ends: 479 [2020-10-27 22:28:48,068 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4918 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=2568, Invalid=13944, Unknown=0, NotChecked=0, Total=16512 [2020-10-27 22:28:48,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2020-10-27 22:28:48,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 418. [2020-10-27 22:28:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2020-10-27 22:28:48,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 890 transitions. [2020-10-27 22:28:48,143 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 890 transitions. Word has length 201 [2020-10-27 22:28:48,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:48,144 INFO L481 AbstractCegarLoop]: Abstraction has 418 states and 890 transitions. [2020-10-27 22:28:48,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-27 22:28:48,144 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 890 transitions. [2020-10-27 22:28:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-10-27 22:28:48,151 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:48,152 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 17, 14, 13, 13, 13, 13, 13, 13, 13, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:48,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-27 22:28:48,152 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:48,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:48,152 INFO L82 PathProgramCache]: Analyzing trace with hash 2018166470, now seen corresponding path program 14 times [2020-10-27 22:28:48,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:48,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1083916974] [2020-10-27 22:28:48,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:48,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:48,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:50,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:50,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 284 [2020-10-27 22:28:50,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:50,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2311 [2020-10-27 22:28:50,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 22:28:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-27 22:28:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:28:50,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:50,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:28:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:50,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:50,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:50,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:28:50,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:50,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:50,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:50,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:50,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:50,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:50,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:50,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:28:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:50,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:50,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1793 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:28:52,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:52,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:52,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:52,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 809 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-27 22:28:53,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:28:53,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:53,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 22:28:53,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:28:53,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:28:53,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:53,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:28:53,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:53,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:28:53,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:53,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:53,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:53,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:53,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:28:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:28:53,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:28:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:28:53,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-27 22:28:53,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:28:53,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:28:53,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 22:28:53,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 22:28:53,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:28:53,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:53,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:28:53,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:28:53,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:28:53,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:28:53,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:53,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:53,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:53,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:53,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:53,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:53,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:53,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:53,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:53,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:28:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:53,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:28:53,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:28:53,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:53,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:28:53,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:53,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 22:28:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:53,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:53,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:53,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:28:54,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:28:54,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:28:54,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:28:54,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:28:54,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:28:54,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:28:54,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:28:54,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:28:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:28:54,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:28:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:28:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:28:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:28:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:28:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:54,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:28:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:54,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:28:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:28:54,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:28:54,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:28:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2320 backedges. 264 proven. 801 refuted. 0 times theorem prover too weak. 1255 trivial. 0 not checked. [2020-10-27 22:28:54,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1083916974] [2020-10-27 22:28:54,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:28:54,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 22:28:54,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35960299] [2020-10-27 22:28:54,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 22:28:54,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:28:54,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 22:28:54,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:28:54,206 INFO L87 Difference]: Start difference. First operand 418 states and 890 transitions. Second operand 18 states. [2020-10-27 22:28:55,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:28:55,894 INFO L93 Difference]: Finished difference Result 859 states and 2210 transitions. [2020-10-27 22:28:55,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 22:28:55,895 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 214 [2020-10-27 22:28:55,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:28:55,911 INFO L225 Difference]: With dead ends: 859 [2020-10-27 22:28:55,911 INFO L226 Difference]: Without dead ends: 454 [2020-10-27 22:28:55,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=266, Invalid=1066, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 22:28:55,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2020-10-27 22:28:55,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 432. [2020-10-27 22:28:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2020-10-27 22:28:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 927 transitions. [2020-10-27 22:28:56,003 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 927 transitions. Word has length 214 [2020-10-27 22:28:56,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:28:56,004 INFO L481 AbstractCegarLoop]: Abstraction has 432 states and 927 transitions. [2020-10-27 22:28:56,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 22:28:56,004 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 927 transitions. [2020-10-27 22:28:56,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-10-27 22:28:56,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:28:56,014 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 22, 18, 17, 17, 17, 17, 17, 17, 17, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:28:56,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-27 22:28:56,014 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:28:56,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:28:56,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1073179791, now seen corresponding path program 15 times [2020-10-27 22:28:56,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:28:56,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1671286984] [2020-10-27 22:28:56,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:28:56,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:28:56,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:56,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:56,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:28:59,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:00,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:00,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:00,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:00,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:01,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 361 [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 22:29:01,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:01,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:01,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:01,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:01,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:01,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:01,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:01,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:01,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:01,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:01,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:29:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:01,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:01,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:02,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:03,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:03,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:03,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:06,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 22:29:06,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:06,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:06,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:06,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:07,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:07,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:07,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:11,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 22:29:11,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:29:11,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:11,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:11,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:11,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:11,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:11,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:11,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:11,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:12,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:29:12,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 872 [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 22:29:12,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:12,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:12,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:12,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:13,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:13,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-27 22:29:13,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:29:13,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1813 [2020-10-27 22:29:13,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:29:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:29:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 22:29:13,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:13,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:13,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:29:13,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:13,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:29:13,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:14,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:29:14,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:29:14,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 577 [2020-10-27 22:29:14,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:29:14,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:29:14,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-27 22:29:14,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:29:14,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:14,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:29:14,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:14,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:29:14,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:14,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:14,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:29:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:14,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:14,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:29:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:29:14,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:29:14,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:29:14,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:29:14,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:29:14,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:14,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:29:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:14,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:29:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:29:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:29:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-27 22:29:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:29:14,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:29:14,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-27 22:29:14,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:14,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:14,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:14,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:14,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:29:15,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:29:15,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:29:15,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:29:15,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:15,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:15,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:29:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:29:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:29:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:29:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:29:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:29:15,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:15,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:15,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:15,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:15,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:15,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:15,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:15,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:15,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:15,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:15,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3915 backedges. 259 proven. 949 refuted. 0 times theorem prover too weak. 2707 trivial. 0 not checked. [2020-10-27 22:29:15,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1671286984] [2020-10-27 22:29:15,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:29:15,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:29:15,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663706965] [2020-10-27 22:29:15,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:29:15,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:29:15,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:29:15,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:29:15,201 INFO L87 Difference]: Start difference. First operand 432 states and 927 transitions. Second operand 11 states. [2020-10-27 22:29:15,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:29:15,894 INFO L93 Difference]: Finished difference Result 618 states and 1436 transitions. [2020-10-27 22:29:15,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:29:15,895 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 273 [2020-10-27 22:29:15,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:29:15,900 INFO L225 Difference]: With dead ends: 618 [2020-10-27 22:29:15,900 INFO L226 Difference]: Without dead ends: 199 [2020-10-27 22:29:15,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:29:15,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-27 22:29:15,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 187. [2020-10-27 22:29:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-27 22:29:15,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 311 transitions. [2020-10-27 22:29:15,936 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 311 transitions. Word has length 273 [2020-10-27 22:29:15,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:29:15,937 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 311 transitions. [2020-10-27 22:29:15,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:29:15,937 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 311 transitions. [2020-10-27 22:29:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-10-27 22:29:15,942 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:29:15,943 INFO L422 BasicCegarLoop]: trace histogram [45, 45, 25, 20, 19, 19, 19, 19, 19, 19, 19, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:29:15,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-27 22:29:15,943 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:29:15,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:29:15,944 INFO L82 PathProgramCache]: Analyzing trace with hash 520979476, now seen corresponding path program 16 times [2020-10-27 22:29:15,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:29:15,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072792139] [2020-10-27 22:29:15,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:29:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:16,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:16,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:17,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 404 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 202 [2020-10-27 22:29:21,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:21,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:21,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:21,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:21,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:21,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:21,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:29:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:21,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:21,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:22,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:22,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:22,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:22,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:26,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 386 [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 202 [2020-10-27 22:29:26,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:26,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:26,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:26,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:27,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:27,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:27,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:27,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:31,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-27 22:29:31,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:31,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:31,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:31,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:31,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:31,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:31,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:36,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:36,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 22:29:36,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:29:36,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:29:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:36,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-27 22:29:36,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:36,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:36,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:36,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:36,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:36,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:38,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:29:41,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:41,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:29:41,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:29:41,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-27 22:29:41,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 22:29:41,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:41,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:29:41,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-10-27 22:29:41,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:29:41,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:29:41,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:41,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:29:41,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:29:41,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:41,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:29:41,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:41,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:41,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:41,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:41,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:29:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:29:41,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:29:41,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-27 22:29:41,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:29:41,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:29:41,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:41,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:41,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:41,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:41,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:41,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:41,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:41,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:41,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:29:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:41,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:41,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:29:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:41,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:41,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:41,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:41,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:41,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:41,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:41,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:41,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:41,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 22:29:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:41,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:41,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:43,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:46,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:46,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:29:46,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:46,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:29:46,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:46,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 22:29:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:29:46,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 22:29:46,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:46,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:46,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:46,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:46,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:46,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:49,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 22:29:51,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-27 22:29:51,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:29:51,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:51,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:51,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:51,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:29:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:29:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:51,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:29:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:29:51,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:29:51,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:29:51,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:51,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:29:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:51,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:51,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:29:51,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-27 22:29:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:29:52,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:29:52,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-27 22:29:52,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-27 22:29:52,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:29:52,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:29:52,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:29:52,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:29:52,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:29:52,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:29:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:29:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:29:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:29:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:29:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:29:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:29:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:29:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:52,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:52,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:52,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4974 backedges. 505 proven. 1177 refuted. 0 times theorem prover too weak. 3292 trivial. 0 not checked. [2020-10-27 22:29:52,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1072792139] [2020-10-27 22:29:52,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:29:52,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 22:29:52,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825316203] [2020-10-27 22:29:52,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:29:52,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:29:52,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:29:52,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:29:52,257 INFO L87 Difference]: Start difference. First operand 187 states and 311 transitions. Second operand 13 states. [2020-10-27 22:29:53,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:29:53,245 INFO L93 Difference]: Finished difference Result 405 states and 877 transitions. [2020-10-27 22:29:53,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 22:29:53,246 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 306 [2020-10-27 22:29:53,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:29:53,251 INFO L225 Difference]: With dead ends: 405 [2020-10-27 22:29:53,251 INFO L226 Difference]: Without dead ends: 231 [2020-10-27 22:29:53,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=146, Invalid=406, Unknown=0, NotChecked=0, Total=552 [2020-10-27 22:29:53,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-10-27 22:29:53,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 220. [2020-10-27 22:29:53,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-10-27 22:29:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 434 transitions. [2020-10-27 22:29:53,287 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 434 transitions. Word has length 306 [2020-10-27 22:29:53,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:29:53,288 INFO L481 AbstractCegarLoop]: Abstraction has 220 states and 434 transitions. [2020-10-27 22:29:53,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:29:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 434 transitions. [2020-10-27 22:29:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-10-27 22:29:53,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:29:53,293 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 23, 19, 18, 18, 18, 18, 18, 18, 18, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:29:53,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-27 22:29:53,293 INFO L429 AbstractCegarLoop]: === Iteration 19 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:29:53,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:29:53,293 INFO L82 PathProgramCache]: Analyzing trace with hash 2115203973, now seen corresponding path program 17 times [2020-10-27 22:29:53,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:29:53,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [613982620] [2020-10-27 22:29:53,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:29:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:53,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:53,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:56,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 53 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 183 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-27 22:29:58,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:58,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:29:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:58,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:29:58,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:29:58,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:29:58,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:29:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:29:58,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:01,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:01,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-10-27 22:30:01,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:01,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3143 [2020-10-27 22:30:01,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:01,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 53 [2020-10-27 22:30:01,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 168 [2020-10-27 22:30:01,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-27 22:30:01,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:01,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:01,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-27 22:30:02,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1263 [2020-10-27 22:30:02,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-27 22:30:02,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 228 [2020-10-27 22:30:02,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:02,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:02,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:30:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:02,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:02,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:02,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:03,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:03,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:03,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:03,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:30:03,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:03,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:03,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:30:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:03,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:03,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:03,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:30:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:30:03,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-27 22:30:03,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-27 22:30:03,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-27 22:30:03,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:30:03,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-27 22:30:03,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-27 22:30:03,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 22:30:03,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 22:30:03,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 22:30:03,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:03,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:03,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-27 22:30:04,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:04,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:30:04,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:30:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-27 22:30:04,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:04,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:30:04,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:30:04,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:30:04,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:04,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:04,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:04,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:04,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:30:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:04,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:30:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:04,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:30:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:04,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:30:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:04,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:30:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:04,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:30:04,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:30:04,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:30:04,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2020-10-27 22:30:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 202 [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 22:30:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-27 22:30:04,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:04,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:04,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 196 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 22:30:04,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:04,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:04,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:30:05,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 22:30:05,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 22:30:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-27 22:30:05,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 22:30:05,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 22:30:05,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:30:05,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-27 22:30:05,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 22:30:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-27 22:30:05,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:05,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:30:05,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:30:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-27 22:30:05,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 22:30:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:05,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:30:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:30:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:30:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:30:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:30:05,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:05,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:05,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:05,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:05,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:05,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:05,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:05,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:05,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:05,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:30:05,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:05,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4329 backedges. 1526 proven. 797 refuted. 0 times theorem prover too weak. 2006 trivial. 0 not checked. [2020-10-27 22:30:05,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [613982620] [2020-10-27 22:30:05,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:30:05,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-10-27 22:30:05,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127377803] [2020-10-27 22:30:05,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-10-27 22:30:05,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:30:05,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-10-27 22:30:05,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=982, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 22:30:05,607 INFO L87 Difference]: Start difference. First operand 220 states and 434 transitions. Second operand 34 states. [2020-10-27 22:30:12,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:30:12,926 INFO L93 Difference]: Finished difference Result 491 states and 1367 transitions. [2020-10-27 22:30:12,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2020-10-27 22:30:12,926 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 286 [2020-10-27 22:30:12,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:30:12,933 INFO L225 Difference]: With dead ends: 491 [2020-10-27 22:30:12,934 INFO L226 Difference]: Without dead ends: 259 [2020-10-27 22:30:12,948 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 89 SyntacticMatches, 1 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3036 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=2032, Invalid=9958, Unknown=0, NotChecked=0, Total=11990 [2020-10-27 22:30:12,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2020-10-27 22:30:12,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 216. [2020-10-27 22:30:12,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-27 22:30:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 366 transitions. [2020-10-27 22:30:12,986 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 366 transitions. Word has length 286 [2020-10-27 22:30:12,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:30:12,987 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 366 transitions. [2020-10-27 22:30:12,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-10-27 22:30:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 366 transitions. [2020-10-27 22:30:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-10-27 22:30:12,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:30:12,992 INFO L422 BasicCegarLoop]: trace histogram [44, 44, 24, 20, 19, 19, 19, 19, 19, 19, 19, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:30:12,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-27 22:30:12,993 INFO L429 AbstractCegarLoop]: === Iteration 20 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:30:12,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:30:12,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1036336941, now seen corresponding path program 18 times [2020-10-27 22:30:12,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:30:12,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1581489489] [2020-10-27 22:30:12,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:30:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:13,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:13,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:14,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:14,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 395 [2020-10-27 22:30:14,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:14,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1824 [2020-10-27 22:30:14,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:30:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:30:14,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 376 [2020-10-27 22:30:14,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:14,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:30:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:14,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:14,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:14,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:30:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:14,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:15,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:16,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:16,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 377 [2020-10-27 22:30:16,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:16,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1499 [2020-10-27 22:30:16,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:16,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:30:16,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:16,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 375 [2020-10-27 22:30:16,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:16,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:16,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:16,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:16,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 548 [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 230 [2020-10-27 22:30:17,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-27 22:30:17,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-27 22:30:17,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:30:17,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 22:30:17,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:17,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:17,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:17,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:30:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:17,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-27 22:30:17,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:17,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:30:17,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:17,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:30:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:30:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 22:30:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-27 22:30:17,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:30:17,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:30:17,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:30:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:30:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:30:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:30:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2020-10-27 22:30:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-27 22:30:17,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-27 22:30:17,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:30:17,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-27 22:30:17,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:30:17,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:30:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-27 22:30:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:30:17,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 22:30:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:30:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 22:30:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:30:17,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 22:30:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:17,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:17,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:17,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:30:17,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:17,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:30:17,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:17,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:17,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:17,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:17,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:17,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4764 backedges. 218 proven. 430 refuted. 0 times theorem prover too weak. 4116 trivial. 0 not checked. [2020-10-27 22:30:17,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1581489489] [2020-10-27 22:30:17,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:30:17,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 22:30:17,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898402532] [2020-10-27 22:30:17,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:30:17,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:30:17,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:30:17,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:30:17,998 INFO L87 Difference]: Start difference. First operand 216 states and 366 transitions. Second operand 10 states. [2020-10-27 22:30:18,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:30:18,798 INFO L93 Difference]: Finished difference Result 221 states and 370 transitions. [2020-10-27 22:30:18,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 22:30:18,799 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 299 [2020-10-27 22:30:18,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:30:18,803 INFO L225 Difference]: With dead ends: 221 [2020-10-27 22:30:18,803 INFO L226 Difference]: Without dead ends: 216 [2020-10-27 22:30:18,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2020-10-27 22:30:18,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-10-27 22:30:18,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2020-10-27 22:30:18,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-10-27 22:30:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 344 transitions. [2020-10-27 22:30:18,838 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 344 transitions. Word has length 299 [2020-10-27 22:30:18,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:30:18,839 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 344 transitions. [2020-10-27 22:30:18,839 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:30:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 344 transitions. [2020-10-27 22:30:18,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2020-10-27 22:30:18,860 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:30:18,861 INFO L422 BasicCegarLoop]: trace histogram [93, 93, 51, 42, 41, 41, 41, 41, 41, 41, 41, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:30:18,861 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-27 22:30:18,861 INFO L429 AbstractCegarLoop]: === Iteration 21 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 22:30:18,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:30:18,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1291824636, now seen corresponding path program 19 times [2020-10-27 22:30:18,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:30:18,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1743582898] [2020-10-27 22:30:18,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:30:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:19,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:19,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:20,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 814 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 67 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 438 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 138 [2020-10-27 22:30:24,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:24,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:30:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:24,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:30:24,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:24,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 22:30:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:24,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:24,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:25,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:26,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:26,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:26,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 796 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 373 [2020-10-27 22:30:29,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:30:29,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 22:30:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:30:29,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:29,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:30:31,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking...